Valvoline 10W-40 Full Synthetic Motorcycle Oil(QT) (507679) Synthetic formula maximizes power and acceleration Valvoline 4-T 10W-40 Full Synthetic Motorcycle Oil provides outstanding wet clutch protection for maximum power transfer and smooth shifting This motorcycle oil is designed with detergents that chemically bond for the ultimate protection against harmful deposits that can decrease engine performance Motor oil is formulated to provide excellent wear and corrosion protection to help keep the engine performing its best Blended with anti-oxidant additives that reduce viscosity breakdown and help prevent engine clogging sludge, contaminant and deposit formation