Re: 478 to SM420
Quote:
Originally Posted by bigblockv6
First of all lets not call the LS engine a Chevy  Chevrolet does not deserve any credit for those engines  . It is a Corporate GM engine manufactured by "The GM Powertrain Division" and was used by all GM divisions. I'd rather see someone stick one of these in their GMC rather than that ubiquitous small block 350  Just whatever you do don't give up on the 478 project because you'll have something that's different yet pure GMC and will have more than adequate power  |
Looking at the GMC V6 heads and the LS heads....port designs were very similar to!
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"Excuse the rust I use my truck"
1964 GMC 1500 305E/sm420 4 barrel intake mod and dual exhaust.
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1964 Chevy C20 292/SM420
1966 Chevy C10 292 hotrod 6/TKO600
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