Originally posted by 91HellCat:
Mobil 1 10W30 synthetic. The only oil I will ever use in high revving cars.



Please explain that post...

Then explain how 10W30 gives more protection at operating temperature then 5W30.

I even gave you a hint.


I will let you know that 10W30 gives slightly "less" startup protection since does not circulate as quickly.


2000 SVT #674 13.47 @ 102 - All Motor! It was not broke; Yet I fixed it anyway.