Engine build
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Posting Guru
Joined: Jun 2003
Posts: 1,854
Likes: 1
From: Des Moines, Iowa
Engine build
i have one question, what whould you recomend i put on my 77 400m? i have a 750holley, intake, and headers. currently i have a rebuild planned next week, i want some more power, what heads should i buy? i don't want outraguos compretion. needs to be dailly driving right now. what heads and where can i get them please, thanks
Posting Legend
Joined: Sep 2001
Posts: 30,255
Likes: 37
Engine build
Your carb is too big, try a 600/650.
Cam: 255/265 or 260/270 Max adv duration. Always use a dual pattern.
Heads: Use your stock heads and do a little blending in the valve pockets. Do NOT gasket match the ports.
Cam: 255/265 or 260/270 Max adv duration. Always use a dual pattern.
Heads: Use your stock heads and do a little blending in the valve pockets. Do NOT gasket match the ports.
Posting Legend
Joined: Sep 2001
Posts: 30,255
Likes: 37
Engine build
Thread split from Aussie Head topic.
Texan, turn ON your email! Other users do not have access to your address, only the system knows your address.
There are other threads in the Carb and fuel systems forum about that carb and others. Search for the info if you want to know fast or post your question there.
Texan, turn ON your email! Other users do not have access to your address, only the system knows your address.
There are other threads in the Carb and fuel systems forum about that carb and others. Search for the info if you want to know fast or post your question there.
