Discontinued, Rock 20/50 Gamma, 4 Liter

Rock Oil Gamma is a mineral 4 stroke engine oil, meeting the exacting demands of classic bikes and modern high performance motorcycle engines where a specific mineral oil is required.
Advanced additives ensure maximum engine component protection and superior resistance to deposits and corrosion, resulting in extended engine life and optimum performance under the most arduous of conditions.
Gamma ensures rapid cold start circulation, providing maximum protection during initial start up. It also passes the crucial clutch friction test required to meet the JASO MA specification, allowing safe, predictable use in wet clutch applications. Available in 20W50 viscosities.