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Author Topic:   compression sbc
17dracing
Dirt Full Roller

Total posts: 50
posted November 24, 2004 06:23 PM  
Just wondering what my compression will be when I put 305 heads on my 40 over 350 ?Thanks

racer17j
Dirt Forum Champ
Total posts: 5390
posted November 24, 2004 07:12 PM  
We have to run stock cam ,so I need as much comp. as we can get!! Alot of guys told me to run 305 heads.

racer17j
Dirt Forum Champ
Total posts: 5390
posted November 25, 2004 09:19 PM  
thats even more reason to have better flow unless you can find some double humps i'd stick with a 76 cc head

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