- Messages
- 179
- Location
- Forest Hill MD
Does anyone know what viscosity oil NASCAR racers use?
Troy
quote:You tell me...
However, they are still using the higher additized/non catalytic converter formulation and not the current shelf Mobil 1
quote:completely agree...they have needed a middle ground.
5W40 would fill that hole in M1's line-up nicely
quote:
You must be having dreams of M1R sugar plum faires dancing in your head!