Quote:
Originally Posted by Stealthee
The 231 is the Buick V6. The Chevy V6 is a 229 and is compatible with the 4.3. Your Elco should have the Chevy 229, unless it was a "California" model, which did come with the 231. If it is indeed the 231, then that manifold is not compatible.
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My grandfather bought it new in Cali.... How can I find a manifold that does fit?
Okay I found one that looks more like the stock manifold.
https://www.summitracing.com/parts/e...caAokNEALw_wcB How can I be sure its compatible?