04-29-2009, 02:55 PM
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#63
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Join Date: Dec 2004
Location: Browns Mills NJ/ Rotondo West FL
Posts: 3,054
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Quote:
Originally Posted by BigAls87Z28
Most if not all "sythetic" oil uses a Group 3 base stock. This includes Pen, Valvoline, and regular Mobil 1.
Mobil 1 Extended Performance uses Group 4 true sythetic base stock. But its about teh same price as AMSOIL. M1EP has the edge as it is sold in larger numbers at larger retail centers.
The "german" castrol sytec oil is a Group 4 sythetic oil as well, and is cheaper then M1EP and AMSOIL but hard to find.
AMSOIL is awesome, no doubt.
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Not hard to find at all....amsoil.com. The prices on the website were actually pretty similar to the guy I got them from and hes a amsoil vendor.
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AI HCR 241's , Lunati 223/236 .615/.626 114+2 , Full Exhaust , Ported Fast 92 , Ported LS2 TB , Veraram , 85mm MAF , Circle D 4000 , 3.42's , GTP 36# , CSP Dyno tune. More on the way
420 HP/367 TQ on a Unlocked Converter & still climbing.
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