If you're going to put any kind of stop leak in anything, I'd use this. It does work if the issue is lip seal or o-ring related and the seal isn't physically damaged.
Originally Posted By: TechnoLoGs
How is it? Anyone tried it? Results? Opinions?
Why don't you just use high mileage oil? You're going to put gunk into your engine and you were talking about using Castrol 0W-40 in a 20 year old truck?