Nulon Full Synthetic 5W-30 Racing Oil is specifically designed to meet the demands of modern multi-cam, multi-valve, high performance, high output race and highly modified street engines. Group IV Poly Alpha Olefin (PAO) and Group V Alkylated Naphthalene (AN) base oils provide fast flowing shear stable protection from cold start-up to high operating race temperatures. Suitable for use in high-performance V8 (including large bore), 6 and 4 cylinder race engines providing enhanced protection for vehicles using E85 and other high-performance fuels.