COMP Cams Engine Break-In Oil Additive Protects Your Mill

Motor oil isn't what it used to be. COMP Cams Engine Break-In Oil Additive is formulated with key ingredients that ease engine wear during the initial stage of new car ownership, crate motors, or rebuilds.Motor oil isn't what it used to be. COMP Cams Engine Break-In Oil Additive is formulated with key ingredients that ease engine wear during the initial stage of new car ownership, crate motors, or rebuilds.