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Old September 1st, 2018, 03:18 PM
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Question for the Oldsmobile gurus..
Did Oldsmobile have a 455 with 4 bolt mains for regular production?
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Old September 1st, 2018, 03:27 PM
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Originally Posted by 72455
Did Oldsmobile have a 455 with 4 bolt mains for regular production?
Never. The diesel blocks have enough meat to accommodate aftermarket four bolt mains, but nothing from the factory. The experimental aluminum 455s used in the Cro-Sal CanAm cars were four bolt mains, but obviously not even close to regular production.
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Old September 1st, 2018, 05:57 PM
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No, why?
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Old September 1st, 2018, 07:22 PM
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Originally Posted by classicmuscle.442
No, why?
No particular reason...just a random thkught that popped into my head while heading to the cruise in tonight.
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