Maxima CS14901-12PK PWC Marine 4T 10W-40 Engine Oil - 1 Liter Bottle, (Case of 12) Maximas PWC Marine 4T is a superior product featuring advanced additive technology in the development of highly stable and long life multi-grade PWC specific oil By using an exclusive blend of petroleum base stocks and advanced anti-wear, anti-shear additives, this product assures viscosity stability for 4-cycle engines This formula also has extra anti-scuff additives to handle extreme loads and peak temperatures in high performance engines Exceeds FC-W specifications, API SG/CC specification, and all known OEM requirements Formulated for wet clutches from a premium petroleum base, the viscosity stable formula provides easy starts and all weather service