Oil change
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I'll just leave this here
Clearly designed to show Amsoil Sig. is superior (not in every test, but always up there). OB, you are probably right to move away from the Castro(l) 5w30; check that 4-ball wear test!
Clearly designed to show Amsoil Sig. is superior (not in every test, but always up there). OB, you are probably right to move away from the Castro(l) 5w30; check that 4-ball wear test!
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RussB
Engine/Power - EJ20T (pre-2006 WRX and JDM)
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Jun 23, 2003 11:52 AM