WebMar 15, 2009 · Posts. 5,038. The gt-40 heads have bigger valves, and larger intake and exhaust ports than a set of E7 heads. Combustion chambers are close depending on which casting # you end up with. Unless you are an experienced head porter I am willing to bet a set of gt-40 heads will easily outflow your ported E7 heads. WebThe home ported 351 Windsor heads, with stock 1.84"/1.54" valves, showed impressive gains. Some of this is surely due to this being the second set of heads I ported. The exhaust side improved by 20cfm at low lifts, and over 40 cfm at .500" and .600" lift. With a 1.60" exhaust valve, flow took off, with a whopping gain of nearly 60 cfm (181cfm ...
E7TE Heads Ford Muscle Cars Tech Forum
WebMay 6, 2004 · 1986 Mustang LX 5.0 AOD Convertible. Joined Feb 12, 2002. 4,934 Posts. #8 · May 6, 2004. Recently removed my E7s, but ran them hard for four years with a .512 lift both sides, 220 duration, 110 LSA. Last few months the valves started to float a lot. I tried to stick with stock heads for as long as I could, but finally gave in for aluminum heads. WebMobile O7 Control Head - Motorola crypto exchange listing fees 2021
E7TE cylinder head project with pics - FourEyedPride.com
WebJul 13, 2005 · 1,688 Posts. #12 · Jul 11, 2005 (Edited) A well ported 125cc style head can acheive 440-525 hp. the 289 and 302 superstock combos are getting in the 500 hp region. This is even with stock valve diameters. I have worked with a road race 289 and we have gotten 440-460 quite regularly, even with a flat tappet. WebJun 3, 2005 · shipping of the core is prepaid by powerheads. powerheads are more than capable of making 300rwhp with a ported stock lower and a streetable cam. I don't think anyone can argue t/w's are capable of making more power, and being more friendly doing so. Mike H. Duffee 306 and E7te's, Buddy Rawls cam. 368rwhp/363rwtq. WebMar 16, 2024 · 331 Ford Head Test-Stock vs Edelbrock Performer RPM. We always welcome big power gains, but it is even better when the extra power at the top of the rev range comes with no loss in low-speed torque. Equipped with the stock E7TE heads, the 331 stroker produced 346 hp and 391 lb-ft of torque. After installation of the Edelbrock … cryptograms to print out