Bel-Ray V-Twin Synthetic Motor Oil is a fully synthetic, multi-grade engine oil. It is formulated to provide the ultimate performance and protection for large displacement VTwin engines. Unique anti-wear additives reduce valve-train wear, piston and ring scuffing and bearing wear. Outstanding oxidation, shear and temperature stability ensure the optimum level of protection at the extreme temperatures that can be generated in V-Twin engines. Available in 1 quart bottles. SAE 10W-50