New AMSOIL Break-In Oil Provides High-Quality Engine Prep New AMSOIL Break-In Oil (BRK) is an SAE 30 viscosity grade oil formulated without friction modifiers to allow for quick and efficient piston ring seating in new and rebuilt high-performance and racing engines. It contains anti-wear additives to protect cam lobes, lifters and rockers during the critical break-in period when wear rates are highest, while its increased film strength protects rod and main bearings from damage. AMSOIL Break-In Oil provides Dealers access to engine builders, race teams and car enthusiasts actively seeking a quality break-in oil. e mail roger@atlanticsynthetics.ca for more information