new cam oil change?
#5
11 Second Club
iTrader: (1)
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What makes you think M1 is any better than conventional oil in the LT1? Been awhile since I researched it, but when I did the actual used oil analysis results for M1 in an LT1 were not worth the price. Iron wear in particular ran pretty high. That could have changed but I would guess you are making your decision based solely on advertising and not more up to date info than I have.