Related Items
Some items in your cart have been adjusted due to availability.
High Zinc, Petroleum formula racing oil, XP4 offers low cost protection for racers who want to use non-synthetic oil. Excellent protection for dirt and nitrous racers who need to change their oil frequently. Recommended applications include big block, flat tappet camshaft, nitrous and alcohol fueled drag engines. Viscosity typical of 15W-50.