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Re: Oil viscosity recommendations GM Longblock
Posted to Technical Discussion Forum on 5/27/2003 2 Replies

Hey guys,

In my racecar I use Amsoil, I find the oil pressure stays consistant I used to see a pretty dramatic drop with Mobil1 from start of feature to end and it is way less with the Amsoil racing oil. I also change it every four shows as I run dirt track ... Login to read more.

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