How well and how fast the rings will seal could make the difference. Compatible with ethanol, methanol and high octane race gas.
A proper break-in oil is formulated from the ground up to be a break-in oil. Many of the surface-active chemistries that would be in a regular race oil are reduced or removed in a break-in oil.
SWEPCO 350 Engine Assembly and Break-In Oil is designed to provide superior protection and performance during those first critical miles of a new or rebuilt engine.
Formulated for engines requiring low viscosity oils, Driven Racing Oil BR20 Conventional 5W-20 Break-In Oil offers unmatched protection for internal components. BR20 promotes proper surface mating during the critical break-in process and chemically assists with piston ring sealing.
Royal Purple offers its highest level of protection for new or newly rebuilt high performance engines with its Royal Purple Break-In Oil.
Royal Purple offers its highest level of protection for new or newly rebuilt high-performance engines with its Royal Purple Break-In Oil. Royal Purple Break-In Oil is formulated with highly refined mineral oil and advanced additives that contain high levels of zinc and phosphorus to optimize protection in flat-tappet and roller engines.
When finishing diesel cylinder bores or sleeves, a two or three step process that results in a plateau finish is usually best to reduce ring break-in and seating time. The type of honing stones, feed and pressure used to finish the cylinders will vary depending on what kind of finish you want to achieve.