Bel Ray V-Twin Mineral Engine Oil V-Twin Mineral 20W50 Engine Oil is a value priced, multi-grade, 4-stroke motorcycle oil designed for the specific needs of V-Twin engines. It is formulated with high viscosity Index and low volatility petroleum base oils. Features: Exclusive Bel-Ray anti-wear chemistry reduces bearing and valve train wear and keeps pistons and rings from scuffing Unsurpassed shear and oxidation stability with low volatility base oils that eliminate viscosity breakdowns and formation of sludge and deposits for longer drain intervals and low oil consumption Advanced multi-grade formulation means cold starts are safe and easy Removes deposits, dissipates heat and lowers friction to reduce engines operating temperature