Remember old school Kendal GT-1? This specific formulation is their newest line of semi-synthetic motorcycle oils with a broad 10w40 spectrum for year round use and cold start protection as well with a higher % synthetic content than Brad Penn Racing 1 motor oils. Meets JASO MA-2 performance requirements for use in wet clutches. Brad Penn has an average 7.5 TBN and plenty of ZDDP (anti-wear additives) to keep your engine both clean and well protected. Excellent High Temp High Shear Viscosity for all grades exceed Porsche's min 3.5 cSt HTHS vis @ 150C. For shipping outside the continental 48 states, please call us at 815-472-2939 to place your order.