COMP Cams 159-12 Engine Break-In Oil Additive:

• Designed to protect internal engine components during the critical break-in process
• Formulated to replace essential additives like Zinc (ZDDP) that have been removed from modern motor oils due to regulations
• Improves surface mating of rotating assembly, rod journals, piston rings, valve guides, cam, and lifters
• Protects all internal engine parts, including both flat tappet and roller valve trains
• Proprietary additive blend includes optimal levels of ZDDP, Molybdenum, and detergents
• Requires no additional supplements or additives for full effectiveness
• Compatible with petroleum, synthetic, and blended motor oils
• Safe to use with gasoline, methanol, and high-octane race fuels