Hi-Performance Synthetic/Petroleum Oil without Moly is engineered specially for severe duty and racing applications. Pro Honda HP4 Motorcycle Oil is approved for use during break-in period, and exceeds all new Honda motorcycle warranty standards. Exclusive additives give maximum wear protection during the critical cold start period, and during high rpm use. Shear-stable polymer additive for smoother, more positive shifting. Reducing friction for maximum fuel economy, cooler running and minimal wear. Lower volatility for reduced oil consumption. Better low temperature fluidity for easier cold weather starting. Superior corrosive resistance than conventional motor oils. NOTE Pro Honda HP4 Oil is not recommended for all types of vehicles. Especially vehicles with automatic or centrifugal type clutches. See your owner's manual for the recommended type and viscosity of oil to be used in your particular vehicle.