SR-5R SAE 5W-50
Recommended for use in racing or highly modified street engines where a SAE 5W-50, 10W-50, 15W-50 or 20W-50 are specified. Commonly used in road racing, drag racing, sprint car and circle track. Turbo, supercharged, nitrous and alcohol (injected/carbureted) approved. Excellent choice for early or late model large displacement (big bore) engines used for high performance street or competition use. Provides optimized ring seal and maximum horsepower for applications requiring higher viscosity oils.