Thread: 478 to SM420
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Old March 11th, 2017, 03:56 AM
bigblockv6 bigblockv6 is offline
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Default Re: 478 to SM420

Quote:
Originally Posted by TJ's GMC View Post
Looking at the GMC V6 heads and the LS heads....port designs were very similar to!
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.
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