mfg Posted February 5, 2022 Report Share Posted February 5, 2022 Studebaker made two cylinder head castings for the Avanti R3 engine....#1543971 and #1555479....the second number being the earlier head......True? Link to comment Share on other sites More sharing options...
r1lark Posted February 5, 2022 Report Share Posted February 5, 2022 False, 1543971 is the earlier head, but supposedly 1555479 is the more common head. Link to comment Share on other sites More sharing options...
mfg Posted February 6, 2022 Author Report Share Posted February 6, 2022 13 hours ago, r1lark said: False, 1543971 is the earlier head, but supposedly 1555479 is the more common head. This is CORRECT! Link to comment Share on other sites More sharing options...
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