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Old 10-19-2011, 08:46 AM
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69 redbird 69 redbird is offline
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Join Date: Dec 2005
Location: Mississippi
Posts: 288
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not really, just want more compression/power... i have #46 right now in a 350 and have no power what so ever...

Quote:
Originally Posted by Baron Von Zeppelin View Post
There are a lot of options in the 70cc range.
Big valve with screw-in studs are most popular.
670 / 16 / 62 / 48 / 12 / 13

You'll be around 10.5 - 11.0 CR depending on bore size - milled depth - piston to deck clearance etc...

Are you wanting correct 1969 heads ?

Here is a website with good head info :
http://www.wallaceracing.com

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