Maxima Racing Oils 30-07901 50wt V-Twin Mineral Engine Oil - 32 fl. oz. SKU: 30-07901 Mineral based 4-stroke engine oil specifically formulated for V-Twin engines. Shear-stable formulation provides excellent film thickness and viscosity stability across all operating temperatures. Advanced, proprietary additive system with industry leading extreme pressure and anti-wear protection keeps your engine running clean, trouble-free and extends the life of the machine. Exceeds the requirements of API SL / JASO MA2.