anyone out there running a lot of HP on one of the newer sbc 350 lighter blocks made in the later 70's?
I was considering using one in a street/strip 6-71 application
but i am a little leary about doing that but that is what I have at this point?
early 70's 3790010 heavy block vs late 70's lighter sbc
Moderator: John_Heard
early 70's 3790010 heavy block vs late 70's lighter sbc
Street car Old motor 10.80 @122 1.49 60' 355 6-71 stock gm heads stock rocker arms block hugger headers 1-5/8"x2.5" collector
the car ran in the 9's in the 60's with an olds motor.
the car ran in the 9's in the 60's with an olds motor.
Re: early 70's 3790010 heavy block vs late 70's lighter sbc
GM 1 piece rear seal bowtie block with a 4.000 bore recommends max bore of .030per GM. Sonic tested it, minimum wall thickness was less than a 71 010 350 circle track special we had lying around that was bored .080 ...
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