VP Racing Fuels – Engine Break-in Oil – VP 10W-40

VP 10W-40 Engine Break-In Oil is a unique, multi-viscosity oil. We formulate it with a blend of high-quality conventional base stocks, ZDDP, Moly, and other additive chemistries. It allows newly machined engines to properly finish seating and mating of machine engine parts. The engine break-in process is extremely critical when putting together an engine.