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bobby · 07-09-2008, 01:40 PM

I have always used 5w30 Valvoline synthetic in my 455 Pontiac 68 Firebird bracketcar. I like it because it is clear when new. change it twice a year.

07-09-2008, 01:40 PM	#2
bobby Member Join Date: Jun 2008 Location: League City, Texas Posts: 243 Likes: 0 Liked 0 Times in 0 Posts	Re: Oil recomendations I have always used 5w30 Valvoline synthetic in my 455 Pontiac 68 Firebird bracketcar. I like it because it is clear when new. change it twice a year.