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cp_66_c20 · 03-27-2017, 10:05 AM

More than likely it's the big block mounts or the clam shells. The both have to be from a small block Chevy because the ls is a small block chevy. There is a difference in the small block and big block clam shells.

03-27-2017, 10:05 AM	#7
cp_66_c20 Registered User Join Date: Nov 2011 Location: indianapolis in Posts: 26	Re: 66 gmc ls swap...need help! More than likely it's the big block mounts or the clam shells. The both have to be from a small block Chevy because the ls is a small block chevy. There is a difference in the small block and big block clam shells.