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:
Are These Stock W72 Pistons?
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03-14-2022, 12:01 PM
MarkS57
Chief Ponti-yacker
Join Date: Jun 2015
Location: Flemington, NJ
Posts: 582
Quote:
Originally Posted by
ponyakr
Did some 421 engines have dish pistons, so they could run 389 heads ? No experience with 421 engines.
Often wondered the same thing...
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