Posted by Tom Petroff (IL) on Friday, January 19, 2007 at 11:46:32 :
In Reply to: Re: not yet but posted by 68427vette on Friday, January 19, 2007 at 11:37:43 :
I use 15/40,But, suposedly it's not recomended on older sludged up motors. My engine was cleaned out completely at the start.
I'l let someone else explain. I'm sure they will.
Theres been a lot of talk on this.
TGP
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