Oh awesome....so I guess I don't need ZDDP....I never knew Castrol had Sj and SH....![]()
But then again it only has 185K on it so I will defer to the "experts", no names mentioned just in case there aren't any.![]()
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Seldom driven.....
Not sure what that has to do with what oil is in your car.
Read this.Hey,
My motor has about 40K original miles on it, and I always use Castrol GTX 10W30 without any problems. Should I start adding the ZDDP to the oil? I am assuming for a flat tapped cam I should...![]()