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Old 12-08-2021, 01:32 PM   #3
66gmcguy
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Join Date: Oct 2014
Location: Bay Area, CA
Posts: 330
Re: Need help ID'ing NP203

Quote:
Originally Posted by kwmech View Post
The solid cast 1 piece was used for about a year and a half. First 73s and into some 74s until they ran out of them and went to the aluminum 2 piece. Input spline count would dictate what it came out of. Yours being a 27 indicates-- of course-- chevy bolted to a turbo 350
I see. I figured it was something like that. Thanks for your help.
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