Racingjunk Forums - View Single Post - BBC what do you guy thank it will make

03-06-2011, 06:34 AM

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Quote:

Originally Posted by zipper06

I think about 700 if that, because i think the 990 heads are going to hurt you.

JMO

Zip.

agree on the 990 heads hurting your numbers. what piston are you using to get 13 to one compression? head gasket?