WebMay 14, 2024 · Comparing the 72-74 D2VE AA heads at 91.4CC with 2.080 diameter intake valves to the 73-74 D3VE heads on a 460 police intercepter with 89.0CC chambers and 2.190 intake valves, they are only 2.4CC smaller, bumping the compression up a little bit, but they are also .110 bigger diameter on the intake valves for a lot better breathing. WebApr 22, 2024 · Bigger vavles for sure (2.19"/1.72" or 2.25"/1.72"). D3VE heads have a pedestal-style valve train, not a rocker stud style valve train...but there are several manufacturers of pedestal-style roller rockers out there these days, and they all should be able to support a 500 hp build. Lightly smooth the beams of the OEM rods and upgrade …
D3ve heads - 429-460.com
WebDec 27, 2002 · The nicest thing about the D3VE heads is that you can play with your compression ratios a little more. The earlier castings gave you high compression raios. … WebApr 9, 2012 · D3VE Heads use a Bolt down Rocker. D2OE-AA or AB Heads use a Stud type Rocker. Change to a Stud mount Roller Rocker and Hardened PushRods and … sims snatcher mod
1972 LTD 429, any easy stuff to add horsepower?
WebI bought an engine to rebuild. It is a 1971 429(D1VE-A2D) with 1973 heads(D3VE-A2A). Are the heads any good for decent horsepower and what would the Combustion ccs be? Can these heads be modifed or should I buy a boat and use the heads for anchors? Ryan Wilke Gearhead . Posts: 3237 From: Stanton, Michigan, zip 48888 Registered: Oct 2000 WebOct 25, 2000 · heads that say D VE The second part, AA, A2A, blank, doesn't matter. The D3 heads have large chambers but have the flat area just above the top of the piston that comes very close to touching the piston at TDC. This is key for detonation prevention. D0VE, D2VE, D3VE are revision codes. The number is the decade, the number is the year. WebNov 20, 2004 · The maximum rating of the 12J aluminum impeller is 500 hp and 4700 rpm. The stainless steel impeller has a minimum rating of 500 hp and up. The impeller sizes are A2, A, B and C which are described in the figure above. The impellers are identical and it is possible to cut or turn down an A2 and make it the A, B and C sizes. rcs to php