Ported e7 heads dyno. 330rwhp/343rwtq on mustang dyno .
Ported e7 heads dyno. 66 60ft on stock suspension Track scale - 2745 lbs.
Ported e7 heads dyno Aug 3, 2012 · After the installation of the CNC-ported heads from JPC, the peak numbers jumped to 545 hp and 475 lb-ft of torque. 5 mph. The D0 head is WAY better than the D9 casting, so it’s an apples to oranges test. Chipster New Member Posts: 49 Joined: Fri Feb 09, 2007 4:21 pm Dec 14, 2006 · Windsor Tech Forums. 60' time was 1. port of gt40 and gt40p's the P's cannot be ported as much due to a revised water passage in the casting that will not allow the P's to be opend up as much as the reg. i used bbk shorts and they did not work good, i ported my e7 and put them back on. The E7 head is a great bolt on swap for the older blocks or the replace the E6 heads but if you want real performance save you money and bite the bullet and buy a set of Jul 30, 2004 · Windsor Tech Forums. i have thumper ported e7's with 1. 60 heads. . Custom ground cams See our products in the Vendor for sale section When combined with a "properly" ported Cobra, Explorer or GT40 intake and the basic driveline mods, this camshaft will melt the tires off any performance project. 8 Engine Tech. Joined Nov 15, 2000 · 1,387 Posts #21 · Aug 10, 2004. 90/1. I've had a few pairs of these. Dyno Results With E7 Heads. damage · Registered. not worth the swap unless you got the gt40's hogged out. 6 heads ported that flow about 275cfm. Shaved 15 thou, 351w valves, big ported intake and exhaust. KC clutch,triax,pulleys,3g install,FRPP rocker/pushrods,FRPP alum D/S,BBK LT's,offroad X-pipe and MAC mufflers. He even said that you could port the heads and it still wouldn't help. Except I have a Weiand Stealth and Commander 950 EFI. Servedio Cylinder Head Development 631-816-4911 By the way they are e7 heads. So i had a buddy who rebuilt my stock e7's. I would be interested in what would be the best way to attack a combo that is tuned to the second harmonic. Ive gone low 12s with stock ported heads and low 11s on nitrous. the heads flowed 203/174, they are milled slightly and they have 1. Rollers, mid 220's on 108 lsa, . My last 89 made 259/315 with ported E7's,TMOSS intake,crane 2030 and this car has at least 30 more HP,it pulls so much harder. currently have an 302, . valve on the P's that gets better air volocity. pictures) on page 1, Jan 26, 2004 · Series 1 are like EB-D 5ltrs, they have the restrictive HO intake and E7 heads. 1. D. In the running application, it doesn't show up as we have motion of the application forcing the oil to the sump. Numbers are 101 hp and 103 tq. 61 depending on time of day, temp wise. Mar 13, 2005 · I would think ported GT40 or P's would be pretty sleeper. Jul 20, 2007 · ported e7 heads with 1. Jun 1, 2005 · Think of 'em as an iron AFR 145, if they made it. 72 rockers, ProM 80, 42 lb. Below is a Dyno comparison that Pro-Dyno did back in the day (2007ish) to show what type of gains can be made from Ported PI heads and switching to TFS Heads (Which were ported by Fox Lake). B. If you still want to think the heads aren't worth anything, or the rockers will yeild 30 horse on a stock E7 head, that is your perogative. 09 60' Go Fast-Vararam And yes Tommie ( the man who ported my heads) has 15 years porting heads! Save Share Reply Quote Like. CNC Ported Heads and Cam Dyno Results. Man, if you could hook up with a factory stock racer and get a few tips/tricks out of them regarding the heads, you'd be set! Oct 13, 2022 · So I was just going through some old Dyno Charts and wanted to share some of the comparisons I found and notes to help those looking to add power to their 2Vs. May 10, 2005 · Awesome idea! I love when people do stuff like this. the rest of the combo is an e-303 cam, tfs street intake, Dyno'd 300/316 Best ET 12. roller rockers. My car is a 08 3LT M6 NPP car with basic bolt ons. Spending money on new aluminum heads is not what I call a budget build. I bought some freshened GT40P heads from a factory stock racer, EV6 Explorer 4-hole injectors, ported Explorer, same cam because I had it from a trade, Jet-Hot coated MAC 1 5/8" shorties. Aug 8, 2004 · Dark Mode; Light Mode; Menu Log in Jul 29, 2013 · i found a place i can get a good deal on some pro comp heads and need some feedback. Oct 7, 2018 · Pretty amazing results on one of our recent Ported LT4 blowers down at Dedicated Motorsports in Texas. RCS has been selling the Ford 5. 528 gross lift Fully ported '70 351w heads done by myself with 1. 72 roller rockers, BHPerformance ported E7 heads, Explorer intake, Hedman shorties, 2. This test was done by Complete Street Performance in West Chester, PA. Eventually I will get intake epoxy up and ported/flowed on heads and throw a cam in it. I would like to see how much difference these mods have made so am considering a dyno run. We got to test a stock E7 set, A modified RBJ E7 set with Stud RR 1. Great I've got several books of dyno tests done on SBF's that show that on a mild to moderate build, that even the smaller aftermarket heads don't start showing real power gains we are getting about 470 hp out of ported 125cc casting early 289 heads on a 294cid with a solid flat tappet. I have some ported E7 heads I got cheap and curious if any improvement in performance by adding 1. What is the best spark plug to run with this set and what gap ? Mustang Dyno "There are three kinds of men. cam and stock rocker arms. Both late roller blocks,flat top pistons around 9. All H-D screamin eagle parts. those heads are about the same price. 5" dual exhaust with Impala tailpipes, traction lock with carbon-fiber clutches, 4 wheel disc brakes, ASP underdrive pulley 91 Mark VII LSC SE - triple black, all stock Dr J' Performance 496 049 head dyno test. 60" are the biggest that will physically fit, and you'll barely get your thumb nail between them when assembled. 84" intake valves. Ported polished E7 heads 1. what do you all think of porting e7's versus say, Mustang Dyno "There are three kinds of men. We also show clearly (i. Dec 31, 2007 · 5. gt 40 p vs e7. :yeahwhatever ostpics . The stock intake is indeed an impediment to performance and porting it will produce surprisingly good results. Back when I was looking into heads I was going to gop the GT40P route, and I actually found a few fox body guys running 11's FI on ported GT40P's. I got them assembled and bare. and they have been decked . 73 w/a 96 explorer motor ported gt40 heads, E-CAM,tfs-street intake,bbk-everything. I wouldn't port E7 heads unless you plan to spend a lot of time making the intake runners rsemble the "P Sep 22, 2008 · You'll gain more if the heads are ported or if you have aftermarket heads. Sep 3, 2004 · I finally got the 2001 FXDWG on the dyno. In our experience, apples to apples the ported 243's are worth about 20 RWHP over ported 241's (with a similar torque curve down low). I think there's a dyno test where someone replace his stock ported lower for a Cobra. It is also carbed. Thanks, Charlie. I installed a vac sec 600 with annular boosters on my ‘83 ford with a mild 351w (9:1 compression, ported E7 heads with stock valve sizes, 206/221@. The M-6007-A392E using the Ford "Sportsman" block with with 9. 7 May 6, 2010 · BlowByRacing just did a similar swap from JDM ported heads to out of the box Trickflows for project IceBox MM&F. 8 & 61. 10 gear, UPR Pro Series suspension Kit, Moser 33 spline spool, axles, and c So, I've been searching old posts like mad learning a great deal about what I want to do with my '94 GT 5 speed. 02/1. Jan 4, 2004 · One of the mustang modification books from HP BOOKS that I read said that porting out the stock heads on the exhaust side (removing the thermactor Bumps and smoothing the exhaust side to a really smooth finish would be around 10-15 HP. 66 60ft on stock suspension Track scale - 2745 lbs. Mid 13s is extremely easy. 10 sec. It has the E7, 289, 351, and GT40P heads all tested. 6 valves Hurricane single plane intake knife edged and port matched to heads Aug 25, 2014 · G-Force has actually done exactly this. tube and ot_dleys; electric fam 3. He also said it didn't matter from speed density, mas air, or carbed engines the cam will not help any with stock or ported stock heads. SOLD SOLD Nov 28, 2017 · Input on ported E7 heads. (like a early 351W head or E7 with the boss ground out) Mar 15, 2002 · i have thumper ported e7 heads too and i am happy with them. All with stock da1 speed density computer. 6; Stock cam, stock TB, uooer, stod 19 1b' inj. a mag tested an AFR headed 496(at the same dyno I might add) and it only made 707hp. They dyno'ed the engine and these are the specs May 17, 2003 · A little off topic but anyway, I dont have the $$$ for a Dyno tune, and there isnt a Dyno for probly an hours drive from me; so is there a good place to get a mail order tune for running GT40P heads, Explorer/Cobra intake, and TFS stage 1 cam with supporting bolt ons? Im looking for something better than just a Hypertech, Jet, etc. With the E7's it made 275 to the wheels. 50 degree outside temp - AOD trans. In a port vs. I took in my original stock 5. Jan 27, 2021 · The E7's I ported I used 1. They also ported the hell out of the e7 heads and gt40 intake. 5. 6 rockers, performer rpm intakes and basic 600 Holleysthink they were 80457's. Not even a 1/4 mile time or chassis dyno numbers. looking for people who have used them and what they think. Point 4: One word- SLEEPER! Noone can see port work with an engine assembled, and with a good intake (or even a TMoss ported stocker for the ULTIMATE!!) and proper cam selection, these things will top 300rwhp, and NOBODY will suspect an E7 headed car to do that! Feb 1, 2024 · RCS now offers a 245-250 cfm version of the E7 head design with only 143 cc intake port volume that has the ability to produce over 500 HP. BEFORE: Bone stock 2017 ZL1 AFTER: For those interested, below are the numbers my car put out during the dyno tune at GPI after installing their SS1 VVT cam, ported heads, Vararam CAI, ported TB, and rod mod intake manifold. for all of the E7 haters out there I know of quite a few budget ported E7/cobra intake/stock shortblock cars that ran/run 7. The GT40 is a high performance part. Jan 25, 2010 · The engine has a Cobra intake, ported E7 heads, a B cam, Mac shorty headers, a Cobra 70 MM MAF, 24 # injectors, a BBK 65 MM throttle body, and a Flowmaster exhaust, MSD coil etc. the car has stock e7 heads now so anything will be an upgrade. 73. All Ford bottom end and shifted at 6200 rpms Jan 27, 2008 · Not all aluminum heads need a trip to the machine shop. Aug 2, 2017 · So over the last few months I've built 2 mild 306 Ford's for customers with the only difference being E7 heads with bowl cleanup and gt40x heads with bowl cleanup. If you can get your hands on a EL2 Xr8 explorer manifold, you'll be laughing! Then you could either port the crap outta the E7's or spend 1k on a set of GT40P's from Herrods. I feel it gave a better shape to the SSR on the intake. 58-1. 5 in the 8th over some ported E7's. : AFR 165cc cylinder heads Tmoss Ported GT40 intake Crower 15511 cam Pro M 77mm MAF 24lb. Mar 26, 2009 · If you can get 300RWHP out of a 302 with mildly ported stock E7 heads that would be an Absolute miracle! 99 SVT Cobra-Teksid. Ported E7TE heads, ported stock intake, & cam enough for 270RWHP? May 5, 2002 · Check around on Tom's site. 0 HO,FMS 1. May 4, 2017 · Mike bought CNC ported E7 Power Heads that flow tested at 230cfm. you guys are awesome and keep my faith in what ported gm heads can achieve. 54". Off road H pipe, vortec cherry bombs and stainless tailpipes. 025, e cam, untouched cobra intake, 73mm MAF, 65mm TB, 24# injectors, shorty headers with o/r x-pipe and flowmaster catback, CAI, and underdrives. Series 2 had the explorer manifold (much better) but still retained the E7 heads. Then see where im at and if it still needs a bit more it would probably get a 100 shot. 1 2 of 4 Here's a link to a comparison of flow numbers from several heads. . 050 and . 10 gear, UPR Pro Series suspension Kit, Moser 33 spline spool, axles, and c Aug 22, 2015 · Windsor Tech Forums. BHPerformance ported E7 heads, Explorer intake, Hedman shorties, 2. Jan 15, 2022 · Ported E7's are nice, but the GT40 heads are better, in my opinion. TRW forged pistons with reliefs. I would think the E7's would strangle a 347. They will fit on a 302 or a 351w. I was planning a valve job on these heads too either way 1990 GT 5. 1 comp, 28 oz. Add an intake, headers and basic stuff and it gained like 90 HP. 10/6. 10. 54 valves e303 cam explorer intake explorer 65mm tb ford racing shorty headers flowmaster catback cats removed from stock hpipe bbk coldair but all my actual tuning is done on a dyno with a wideband a/f meter. 1006 posts · Joined 2008 Add to quote; Only show this user #1 · Nov 29, 2017. so you guys are killing it, Last dyno day I noted that my car could use a bit of leaning out. Question is, does anyone have dyno data where the only thing you changed was camshaft or ported heads on the LF4? WEAPON-X: Ported LF4 Cylinder Heads [ATS V gen 1, LF4] 2016+ Cadillac ATS V LF4 racing performance increased boost power high flow Dec 4, 2007 · I had the same DOOE heads on the original 331 build, but I wiped a couple of bearings at the road course due to oil starvation. 6, This set of E7's with stock sled rockers and 1. I'd say you would be leaving a good amount of HP on the table with the E7's. 5" dual exhaust with Impala tailpipes, traction lock with carbon-fiber clutches, 4 wheel disc brakes, ASP underdrive pulley 91 Mark VII LSC SE - triple black, all stock Mar 24, 2024 · Dyno chart I made from the printout using a spreadsheet Test heads used in the videos are Dart 007 2. Apr 29, 2023 · This thread is about the gains achieved by installing Pray Performance ported cylinder heads on a 6th gen Camaro. 14 ET @ 120-121. The test also shows why the Twisted Wedge heads took Jul 9, 2003 · I swapped the rod bolts for ARP's and the cam for a B303, topped it with ported E7's, a Ford A321 intake and beat on it for over a year (daily freeway blasts to 6500 rpms) Then swapped the heads and intake for Canfield's and a Vic Jr. The engine is a gt40 crate motor; 'Y' heads milled . and yes, its a hyper piston motor! on e85! Mar 24, 2012 · So Travis you "dyno'ed" your car with GT40 heads and they added 46 hp? Come on man you really got to stop this. 89 302, Edelbrock intake and carb with ported E7 heads, trickflow, stage1 cam, lifters and springs, Summit roller rockers. put down 252-302TQ on a dyno jet with all kinds of issuescheaper is seldom better epecially after May 19, 2010 · Engine/combo : late model resto short block, e7 heads untouched, f cam trick flow springs gt40 lower, custom upper 70mm tb Turbo pt6768 PSI randow guessing game with waste gate location RWHP RWTQ Type of dyno dyno jet Post your chart if you have it. 9 intake and a 1. Jul 29, 2006 · To help your comparison a little more, the ported 241 castings flow a max of about 295-300 CFM and are 215 CC's after porting. 6 rr, and a set of DV modified gt40 aluminum heads. 5 @102 with a bad 2. That's cleanLX has 230cfm pro-ported E7 heads (Power Heads with extra work), a custom Buddy Rawls cam and my ported stock intake with two uppers - a long and shorter Dyno video at Terry Walter's precision engines. I've ported a lot of 289 heads, which are similar. I May 27, 2019 · after install of heads did a dyno run and not happy with the results. The one that learns by reading. Backstory: Mar 20, 2023 · Static condition of dyno pull we see a pressure drop quite in many engines. 55 valves, fully ported and polished exhaust---ported intake with carbide bowls and polished entries. So the only heads that got the timing changed was the RBJ heads. crank, scat rods, forged pistons, E7TE head ported by Servedio cylinder head devel I was just out picking up parts for my car after work and the kid i got the parts from had a ported set of E7's sitting in his shop. Which head is best for you would be a question of how you intend to drive the vehicle. Apr 17, 2021 · Only trouble I’ve ever had with it is the D9OE 351w heads they used for the ported “Windsor“ test, as they show stock D0OE heads for the stock 351w, then switch to the dog D9 heads for the ported test. The E7 Head porting was by far the biggest single item gain. It all depends on what you want. 6 valves - intake Apr 15, 2017 · Walter R. Switched to the shorter upper version intake and a 65mm TB and Apr 24, 2024 · Is porting E7 heads worth it? Most say, “It isn’t worth it”, and a few seem to think it might be. I just had them rebuilt at greg cylinder heads. My question is what are some opinions on ported intakes/E7 heads vs stock GT40 stuff, and keep in mind it would be for Feb 26, 2016 · TEST #8--GT40 cast iron heads with 1. The ported 243's flow a max of 315-320 CFM and are 225 CC's after porting. 255,cai,MAC e/l shorties,h-pipe,fm cat back,sct custom tune,electric fan,alum rad,3. (if they are both in good shape) Really guys, OP you will most likely be very happy with either head. as they show stock D0OE heads for the stock 351w, then switch to the dog D9 heads for the ported test. Yes I would rather have afr or tfs, ported stock heads can be made to work. Oct 10, 2003 · Anyway they added AFR 165 heads to a 1993 Mustang Cobra. May 28, 2004 · 3: P heads have a slightly smaller exhaust valve, 1. Sep 17, 2007 · Then he sold the engine sans AFRs and ported E7 heads (IIRC, could have been 289 heads) spending about 8 hrs per runner and got 380hp. Oct 29, 2001 · Car picked up . This is the Highest Boost only LT4 we have ever seen! CNC Ported Supercharger by Kong Performance DMS “Sw Sep 1, 2009 · I bought a set of newly ported E7 heads, which have triple valve springs that take up to 550 lift, three angle valve job, some porting in the combustion chamber, exhaust port, and a bit of porting in the intake ports. 50s-7. As you said, the P heads require a specific header, We took my buddies car to the dyno with both sets of heads, the GT 40's and the E7TE's. 7 rockers, 10:1 compression 306, longtubes, offroad h pipe, with dumped exhaust, deleted emmissions including egr, and a 70 mm tb. If this is what you want, and this is the Apr 28, 2005 · The reg. injectors, 4. Jump to Latest 21 - 40 of 62 Posts. Also 3. 5" dual exhaust with Impala tailpipes, traction lock with carbon-fiber clutches, 4 Jan 29, 2008 · Silver with gray gut. Making the swap that much sweeter was the fact that the power increased through Jan 18, 2009 · It IS possible, with E7 heads. New valve guides, new stainless ferra valves, new comp cams double valve springs, new retainers and locks. I say go with some mildly ported E7's and enjoy a good solid engine. slip-on mufflers {tapered} 45 mikuni,S. The long runner HO upper peaked out a 280RWHP/330RWTQ and when the short version was added, power jumped to 292RWHP/325RWTQ. With the E7's it made 275 to the Dec 27, 2003 · the most I have seen is 280/295RWHP with a ported stock HO intake, Buddy Rawls custom cam and CNC Powerheads ported E7 heads, long tubes, 65mm TB, 76mm MAF. For $150 extra I would say the Gt-40's hands down. 8 with 3. 70 at 117 and split the block (hit the rev limiter in 4th w my 3. 9/1. · The two day dyno test was planned for many heads tested on same shortblock. My car was a 92GT and ran stock upper and lower intake manifolds but they had been extrude hone ported. Thumper ported E7 heads? Want your opinions on them. 6" exhaust valve. 0/5. Cobra R wheels, Koni orange struts and shocks, caster/camber plates, 8. 12:1 compression 347 . Sharing my dyno numbers today. 6 RR Camshaft Innovations Custom Cam 520/520 lift TMoss Ported Upper/Lower Stock Intake 70mm MAF 19's AOD / Lentech Street Terminator / Edge 3200 Stall 4. I've learned a lot from my dad's '94 GT C7 Z06 Discussion - Before and After Dyno Results after Ported LT4 Supercharger - We are very excited to be seeing amazing results with our latest CNC Ported LT4 superchargers on customer cars across the country. 60 exhaust valves Explorer upper lower ported polished to match Ed Curtis May 11, 2005 · The E7TE heads were mostly used on trucks and are often reffered to as "E7 truck heads". 4-ish 60ft. 1 2 3. Ported e7 Heads, gt40 intake gave me 475hp Feb 8, 2005 · These are heavily ported E7TE SBF heads. Bench numbers as we all know do not always translate directly to the dyno or track but they are the only way we have to compare and The E7 head I used for testing in this post has a poor roughed in seat with very little 30 degree top angle and the Jan 19, 2010 · A guy I work with says that the E7TE heads can't flow enough to help out with some ET at the track. I recently finished with a couple of mods to the car and wanted to share the results here for comparison and to help those thinking of doing the same with more information and numbers. 1 96. has been a coupla years. It has an Edelbrock Oct 28, 2006 · E7 Powerheads - CNC Ported Crane 1. 0'87 Mod: Ported E7 1. Stock short block Oct 1, 2005 · brought my car to my friends shop to make a few pulls today, combo is stock bottom end(re-rung), stock heads i had ported about 5yrs ago /1. If it has later pistons in it or notched dont worry about it. 530ish lift,scorpion 1. Jump to Latest Follow Follow Mar 24, 2006 · You can hog out a set of E7's and polish them all day long, spend a 100 hours or $1,000 dollars and still not evenly flow aftermarket heads. Apr 10, 2010 · ported stock heads (depending on if they were ported properly) will outflow a set of untouched gt40's. gt40 heads flow less than the P's stock for stock. There's a GT40 head, and a GT40p. 86/1. I believe our cars produce very similar dyno numbers, so take your pick. 0 cylinder head, hand ported for years. un-tuned I dont see why you could not do this and alittle Nov 20, 2008 · Scotty J. With the P heads they have the plug issue. Hell, buddy of mine went 12. The Trickflow street pump gas tune made around 15 more hp than the JDM ported PI C16 race tune. 8 with the stock long block. no dyno yet, because i still haven't installed the tweecer, but i'll get it installed before long, play with thte tune a little, and then get a dyno. 8:1 compression Comp 282S flat solid lifter cam 236 @. Lots of guys off here have bought used aluminum heads and they bolted on fine. Later he did another 302 and ported about 8 hrs altogether and got 310hp. 103 stroker crank ,HTCC heads {cnc ported} with high comp. 0 cylinder head, David Vizard E7TE Ported Heads for 306 Ford Dyno, Ultrasonic Measurement and Port Textures by Charles Servedio more. Dyno chart I made from the printout using a spreadsheet Test heads used in the videos are Dart 007 2. 7 pedestal roller rockers. head,took 2 weeks to get it were I wanted it. err. 6 mph Oct 10, 2003 · Secondly, regarding the AFR head article, the article clearly states "we installed the heads with no other MAJOR changes". Well, let me tell you, if you have the time and mechanical aptibility to do so, it will be a rewarding experience. But those are with HEAVY ported stock heads a custom cam Jan 24, 2018 · Almost my combo. 65@125mph 406 with home ported Dart 215 heads. 94" and 1. ANY set of gt40's. 85~2. During dyno testing, Mike used both upper intakes. Have not ported the other one yet. The few who learn by observation. 4 @ 108, 1. Sep 4, 2006 · You could run mid 12s on a simple E7 combo if you wanted. 91 gears. thinking of an upgrade in camshaft from an comp 256h Jul 11, 2004 · Stock 302, GT40P(unported), Crane Powermax 2040, Crane 44308-1 springs, Cobra Intake, BBK 1 5/8" LT, 70 mm TB, pulleys, black magic fan, MSD 90 degree spark plug wires, MSD coil, walbro 255 LPH fuel pump, Kirban Adjustable FPR, svo 1. The peak torque, however, was way down at 3800 rpms (about 313ft/lbs). non adjustable ign. {race} S. Trust me I've made this gamble. 73 with HO Ported Stock Upper vs Shorty Ported Upper 1110 Ditt Long-Short upper RPM Ditt Long-Short upper Stock 302, GT40P(unported), Crane Powermax 2040, Crane 44308-1 springs, Cobra Intake, BBK 1 5/8" LT, 70 mm TB, pulleys, black magic fan, MSD 90 degree spark plug wires, MSD coil, walbro 255 LPH fuel pump, Kirban Adjustable FPR, svo 1. 020(284ci) Stock HCI,Manley Pistons & H Beam Rods Polished Vortech V-2,Reichard 3. I went a bit higher with shipping of the heads and paying to have them flowed(not required but nice to know anyway). I already have the windsor, but it leaks this and leaks that, plus just has a small cam and intake. Both of these heads will except all OEM parts and install without any issues. 5" dual exhaust with Impala tailpipes, traction lock with carbon-fiber clutches, My plan would be run some rebuilt GT-40s and adjust fuel These are heavily ported E7TE SBF heads. 94 and 1. Aug 18, 2004 · On my last Cobra, I ported the heads and that was all that was done with the engine. 8 Engine Tech Jan 19, 2010 · We make well over 300hp on the load bearing chassis dyno with stock E7 heads stock everything!!! except the duration of the cam. -60. Need4spd90 uses P heads and I use F3ZE-AA non-P heads. The dyno plots are on a Dynapack hub dyno, which reads higher than a Dynojet by a significant amount. put down 252-302TQ on a dyno jet with all kinds of issues My 88GT 5spd is built almost exactly the same. Apr 28, 2005 · Thumper Performance E7 Heads : Who has them and how is the performance? I believe alot of guys are running the thumper head/TMoss ported lower combo and maybe an FTI cam and making some nice I did make some good power this summer on a dyno and have been making more and more power every change/tweec/fine tuning the Sep 2, 2009 · Well I stumbled across this company that specializes in porting E7 heads. i know there are much better heads but this is a low budget car. dev1360. Here are some pics and quotes from the website. Just open up the intake and exhaust ports because 127cc intake and 44cc exhaust isn't conducive to airflow. 94/1. Bolt on and go with the gt-40's. The posted pictures are the before and after dyno pulls of stock heads over ported E7 heads. 306 ford, 9. They were all cleaned up and used on his turbo set RCS now offers a 245-250 cfm version of the E7 head design with only 143 cc intake port volume that has the ability to produce over 500 HP. BTW the heads were professionally ported. I ran it at the track, and working the numbers backwards to get the HP at the engine, it would be about 245. Nov 15, 2000 · ported e7 dyno numbers. He lost some low rpm power, but gained it back in the upper rpm range where the stock one began to fall off. So if stock is 225, that's a gain of about 20; and it is noticeable. Both are notably better than stock E7TE-PA heads. In fact, I was going to burn the money to have them perform a well-controlled test but as it turns out someone else had the same idea. My car was bone stock with about 45k miles on it and I installed the following: I'll let ya know if my carbe'd P head combo makes it or not after my dyno session How would this work I got p heads ported and polished brand new 306 shortblock f303 cam trick MAKE SIGNIFICANT HP I HAVE TOP OF THE LINE SH!$ EXCEPT FOR THE HEADS and they are not that bad AT LEAST THEY ARE NOT E7's . 040. gt40 intake will work good with the e7 but the biggets pick will be the 65mm tb Feb 22, 2006 · The flow numbers I got were much higher on both intake and exhaust, but I did use a 1. This is not about peak numbers Dec 2, 2005 · This is simply not true. 30 over with Shelby al intake holley 650, vac sec and Shelby style headers. 1988 Mustang GT - 347 CI in a Dart Sportsman Block, Cammotion custom cam, Ported Victor Jr. Servedio Cylinder Head Development 631-816-4911 The E7TE heads were mostly used on trucks and are often reffered to as "E7 truck heads". travis wrote: ↑ Sun Nov 04, 2018 3:25 pm I’m still tweaking on the tune on my old truck, but I’ve got to say this is hands down the most responsive carb I have ever used on one of these mild truck engines that I primarily build. this is cut open vs closed guys. Here are all the dyno tests together. They ported the lower intake, They did not dyno this particular car before the changes, makes sense. Apr 19, 2011 · Type of Dyno (will find out) Tuned by PSR Dyno chart: Time/ET Ran (1) 12. This was with a CFI unit. The 280 was with a stock length upper and the 295 was with a 2" shortened upper intake. Im wanting to buy a cheap fox shell to either put a 302 in or a windsor. The E7 head is a great bolt on swap for the older blocks or the replace the E6 heads but if you want real performance save you money and bite the bullet and buy a set of aftermarket aluminum heads. 46" vs. 75ATI(14lbs Boost) Check out some of the Dyno sheets on Tmoss' website. 84/1. How much do E7 heads weigh? Feb 10, 2006 · With that said a mildly ported E7 (or any stock SBF head)will flow very close to the 180-190 range again. Frame connectors I built cause no one makes them, and I ran consistitently 11. The few who learn by Oct 15, 2003 · The total *required* investment to do what I did was around $600. Malik wrote:Way back in 2003 to 2005, "Ford Racing" offered that package as a crate motor. Sep 13, 2022 · I did he e7 heads on my 85 LoPo block which originally came with E5 heads (even worse), and after the head swap along with an edelbrock 2121 manifold, I felt a considerable difference. "AKA" The "Mad Porter" "EMC 2006" 3rd place finisher Ported BBF iron head specialist & Aluminum heads from all sources. ACCEL Unilite, and long tube header. Jan 19, 2000 · I made 267rwhp and 305rwtq with ported e7's. Vortec 062's 406 w/hyd. 50 valves. no problems either way. 70s. Hi guys, i recently picked up a 1992 gt which already has a Mac full exhaust, 75mm BBK throttle body, BBK Egr plate, Mac cold air intake, and aluminum driveline, aluminum underdrive pulley kit. I decided on these two heads for cost, but mostly for OEM look. e. You can port your heads if you don't reach for moon in hp dept. 72 @111. Injectors FRPP 65mm TB Self-ported E7 heads with Crane Apr 24, 2008 · Cast iron DOVE heads I ported myself and had CJ valves installed. And i thinks it was a 3 angle valve job, 1. Apr 14, 2020 · C6 Tech/Performance - My 08 LS3 M6 Ported Heads/Spinmonster Cam build/dyno thread - Hello All, This plan started last fall when I decided to start making a list of parts/direction I wanted to go with the car and I am super excited its finally almost done. I was contemplating them for my '90 GT a few years ago, before deciding on the Edelbrock Performer heads. Jump to Latest 21 - 40 of 60 Posts. The car is still on the stock converter and already had TSP 2" headers, TSP full 3" exhaust, and GM 3. 90 intake 1. com, check out the 5. I had fully ported gt40p heads, 5 angle valves, fully welded and ported explorer intake, crower 15511 cam with 1. Beat on it to 7500 rpms daily for four months till it split the #4 wall (1/2" long midway in the bore) The rotating assembly held up fine. 94's. 5" dual exhaust with Impala tailpipes, traction lock with carbon-fiber clutches, 4 wheel disc brakes, ASP underdrive pulley On all my dyno sheets from several head cam combos a couple things stand out. 84 valves in the intake side. Here is the receipt for the head work. he said with drag radials he is running high 12's low 13's. The E7 125cc runner is virtually identical to the 289/302 Where were the heads professionally ported at? There is only once place I know of (its in fullerton California), they call there's Power Heads. not lot time lately. 55 gear. 1990 GT 5. basic tune. Heads, Super Jun 29, 2011 · Running the CNC-ported heads on the otherwise stock LS3 resulted in a jump in peak power from 493 hp to 505 hp. Nov 20, 2006 · cleanLX has 230cfm pro-ported E7 heads (Power Heads with extra work), a custom Buddy Rawls cam and my ported stock intake with two uppers - a long and shorter runner version with long tubes. 0 T5 3. Down time/porting work on the E7's. Oct 24, 2003 · 1988 5. Nov 27, 2009 · Status Not open for further replies. Dynojet 250 I exhaust may be holding Dec 30, 2008 · 331 dyno sheet My engine specs are as follows: '68 302 block 331 scat hi nodular crank 289 length H beam rods KB322 pistons yielding 9. 0 with bolt ons, ported e7 heads and a trick flow cam. not "no changes other than heads" as you thought it stated. There's a complete parts list at the end of the piece. 0 motor to thunderbolt motor and transmission down here in Houston. i have a tube gt-40 intake and i'm gonna spray it. They make pretty good low end torque but by 4000 rpms you are "sucking through a straw". " Also anybody can say they have super dupper race ported heads Mustang Dyno "There are three kinds of men. Feb 7, 2007 · Let's make sure what we're talking about here. 0 flootek heads. Mar 24, 2006 · You can hog out a set of E7's and polish them all day long, spend a 100 hours or $1,000 dollars and still not evenly flow aftermarket heads. Aug 27, 2007 · My plan would be run some rebuilt GT-40s and adjust fuel and timing accordingly probably dyno tune it. no real reports on the quality either. Mike also had Buddy Rawls make him a custom cam. ) I'm currently running a tMoss ported lower - which seemed to really benefit on the bottom-mid range (more-so than up top. 73 gears at the 1000 ft mark) 92 Hatch On3 Turbo, T56 Stock bottom end ported E7 Oct 28, 2008 · I just was wondering if anyone has real dyno numbers comparing the difference between Ford's cast iron GT40 (preferrably not "P") and Trick Flow's Twisted Wedge Street heads. These engines were all dyno'ed in the same engine dyno. I can't remember the valve When I see "budget build" in the first few words, as the OP did, then I think budget build first and foremost. Go fast with Stock Dart O n *'take"? retarded stock cam; flowte&' Ion. A buddy of mine has a set Or they could be the greatest head in the world. The GT40p is based on the GT40 but it's more for everyday driving. ) It's got a great wide & flat torque curve - real fun on the street! Oct 7, 2020 · Dyno results GT40P heads. I can't remember the valve sizes, I think they have 60-61 cc chambers. For reference, when this car made 501 HP on this Dynapack, it made 479 WHP on Superior's Dynojet. 73 gears coming soon. Jan 12, 2004 · General Mustang Tech. That is why I got the cnc e7te heads $375 each,fully ported with big valves,bronze guides,SS valves,assembled. I had them rebuild and bore the original motor. 050 Apr 25, 2008 · 5. May 17, 2003 · A little off topic but anyway, I dont have the $$$ for a Dyno tune, and there isnt a Dyno for probly an hours drive from me; so is there a good place to get a mail order tune for running GT40P heads, Explorer/Cobra intake, and TFS stage 1 cam with supporting bolt ons? Im looking for something better than just a Hypertech, Jet, etc. With the Thumper heads, and the right supporting mods, mid 13s on street tires should be a walk in the park. ported Off X 2 1/2 2 1/4 and weld wheels big and little 5. 11-11. JDMs intake ports are bigger than the Trickflows but I guess the shape is more important. Click to expand Feb 24, 2011 · so i just talked with my friend who has an 87 LX 5. We did not have an opportunity to test the components individually on the dyno. Feb 24, 2005 · I've had these pics around for a couple of years now since I ported these heads (sorry The heads are on my 331 which has chassis dyno'd at 357 RWHP @ 6500 (actual HP 289 heads are the C5 castings, as they do not have a thermactor bump, and their port is straight. Dyno'd 291/320 to the tire. Or I could send my E7 heads to these people in Florida and have a nice high flow head 302. This dyno sheet is from a small block Ford 289, notice where the peak power was made, Dec 10, 2013 · E7 heads are not worth the time and effort to try to "improve. With a 60mm TB and a ported stock length upper he put down 280RWHP/330RWTQ. Sure, you'd have to change some supporting equipment like rockers, pushrods and maybe injectors and mass air size. Both heads have 1. Peak torque was up slightly, from 485 lb-ft to 498 lb-ft, though at a slightly lower Apr 27, 2005 · I have narrowed down my choose of heads between the E7 Power Heads and the Thumper Heads. 6 valves which outflow gt40p's by Dec 11, 2006 · hand ported E7 heads, stock valves, 10 to 1, E303, performer rpm efi BTW, I will get the dyno graph tomorrow . E. It seems to me that the only way you are going to consider this a budget build is by going for ported E7's and with your HP goal of 270-290 your going to be on the bottom end of 270 with iron heads also depending on what else you Dec 21, 2009 · A fully ported E7 by a reputable ported will keep up or minimally exceed at OOB GT-40. With more work both can see 220ish with some knowledgeable porting. We are at 6000 elevation here also. 0 LX Hatch 5-speed Mustang Dyno Numbers: 244/279 Mustang Dyno Numbers (N20): 335/443 Best ET: 12. Aug 21, 2015 · Hey guys, I just wanted to share. pistons,257 cam,S. Will I have to mill my lower intake to match Aug 2, 2011 · Here is something I came across, Ryan Kado Racing built a VK56DE with ported heads, high compression pistons and a bottom end rebuild. with a tfs trackheat, longtubes, and a b303 cam, I made 312/320 through a 5 spd on a mustang dyno. And lastly the previous stock motor in the car was a 2008 motor with the CVTCS Feb 5, 2004 · Say the ported E7's flow alittle bit better than box stock gt40's (from the port size after and such I would say they should flow better), Before thumper ported my gt40's aka box stock, with a tfs1 cam, and a tmoss ported stock lower with no tune I went 13. And mine were allegedly 210cc 2. 1737 posts · Joined 2011 Add to quote; Only show this user Aug 19, 2004 · 86TurboCoupe 94 302 HO ported e7 heads Msd Digital 6 Msd Blaster2 Coil Electric Fan Ford motorsport Dizzy Edel 600 Carb Edel Perf Intake Heddman Headers Flowmaster Mufflers Tremec TKO Centerforce clutch 3. They guarantee some verry Thumper of Orange Park (google him) is a very well respected porter and can sell you a set of complete fully ported E7s for $600 ahipped, maybe less since you're local. since that run I have added ported E7 heads, ported HO manifold, thinner head gaskets, 70mm maf and underdrive pullies. Follow along using the transcript. The area under the curve on these heads was impressive, they work well with a low lift longer duration cam. Only show this user. Nov 29, 1999 · By popular request, I have created a Dyno Numbers thread. David Vizard E7TE Ported Heads for 306 Ford Dyno, Ultrasonic Measurement and Port Textures by Charles Servedio Aug 24, 2006 · 86er - FWIW - no dyno, but my '86 picked-up almost 4 mph at the track with a E7 head swap (over stock E6 heads. Jan 27, 2021 · The E7's I ported I used 1. Aug 15, 2005 · Windsor Tech Forums. AFR website shows a 41 RWHP gain on a STOCK auto engine by just adding the 165 heads. Top. 7 Probe shaft rockers, 9 qt RR pan and did a bit more head work primarily in the area of the pushrod hump and valve unshrouding. The GT40 is a better flowing head than the E7. There is not enough material there to lay the turn back to get a good shape with the 1. but if you were going to do that, like everyone else said, put that money towards a set of aftermarket heads instead. 35@104. Jump to Latest Jan 24, 2023 · Obviously, cam and/or ported heads will make more power with the same amount of boost and timing. Car picked up . 10's I am thinking of going with a small 5-6 psi supercharger (Powerdyne or Novi 1000) or with a set of aluminum heads and intake package. 9 x 1. Apr 9, 2009 · I just completed my ported GT40 heads/performer/270hr114 comp cam over the weekend. Most seems to be from the smaller exh. If I remember right that is about 9:1 on a 302 with flat tops. Never got any dyno numbers but it was enough to feel a difference. 6, typhoon Nov 6, 2012 · Were your before numbers on the dyno screen as well ? 2005 gto MBM M6 1 of 566 Stock~315/317~13. 330rwhp/343rwtq on mustang dyno That wouldn't appear to be Mar 12, 2005 · I had my car on the dyno today and am looking for some feedback as to my results. 55 gears timeslip: ET=14. 7/1 compression ratio, reverse rotation "production" water pump, UNPORTED "X" heads with "bolt down" roller rockers, CompCams #XE282HR hydraulic roller camshaft, Mallory billet Oct 16, 2010 · i had the gt40p and did not like them, if you have a set of mac headers $400 made for the gt40p heads you are all right. They have a fresh milled surface. I really do like the iron heads, all three of my 302s have e7s. Rebuilt it and switched to a single plane and new carb, beehive springs, 1. Before spring. Jump to Latest 14K views 14 replies 9 participants last post by 4eye331 Dec 17, 2017. barney65 Discussion starter. 2 CC chambers---#5 intake has been ported thru & MIG welded by owner. May 1, 2004 · The heads are obviously flowing well (FOX LAKE ported) since the power peak is up at 6000rpm's, right where the operator shut it down (since it was a dyno day and it was $30 for one run, I couldn't get them to re-run it up higher ). Oct 28, 2013 · My ported e7, explorer intake, tfs stage 1 combo went faster than many on here with aluminum heads. Mike reports they got 50 to 60 whp (depending on which pulls you compared) from some ported Trickflows or Mast heads, I forget which but it likely doesn't matter that much at the level we I finally received my stage 3 ported cylinder heads from Livernois and in this video we go over: what is porting, why it makes a difference, and what kind of Nov 20, 2008 · Ported BBF iron head specialist & Aluminum heads from all sources. I assume a budget build is not meant to exact every single HP you can piossibly get from the I ported some D0OE heads. 3:1, Howard's hyd. What do you all think. Go to flootek. edn qmqiek vukyi szeh irgr kyezvx mwa mjqy wsql pboem