Re: 478 to SM420
Quote:
Originally Posted by bigblockv6
I've got an LS1 in my 02 Trans Am, I see no resemblance in the port design whatsoever  The LS1 ports are what they call "Cathedral ports", which have a triangular shape at the top of the port.  |
I'll have to scout that picture again, the heads were different but the ports were pretty similar. Not giving chevy any credit by any means. 
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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
My youtube channel aka Military Chevy:
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