Revtech high Performance Motorcycle Engine Oil SAE 20W50 4 Liter. Revtech high Performance Gear and Chaincase Lube for Sportster 1 Liter. Motor Factory high quality oil filter.Developed to the needs of the specific model. Developed for Custom Chrome Europe. Formulated to meet the needs of Harley-Davidson and V-twin engines. Anti-wear characteristics that extend engine life. Protect against oil breakdown at high temperatures. Shear-resistant polymers cushion moving parts while fighting friction. Retards the formation of sludge, varnish and rust in the engine.