Millers Oils Pistoneeze Classic Mini Oil 20w50 (5L) has been formulated for engines from 1960 onwards where engine and transmission share a common lubricant. It is a mineral based classic engine oil for Engines with the gearbox running in the engine oil (eg Performance Mini). Ideally suitable for Mini Cooper or Cooper S models or other modified fast road derivatives. Also suitable for the discerning Mini owner who wants the best possible oil available. Application Use in installations where the engine and gearbox share the same oil such as original Mini, and gearbox applications specifying an engine oil. The best possible oil for discerning Mini owners. User Benefits Improved engine and gearbox protection versus a normal 20w50 engine oil. Longer life for gears, plain bearings and needle/roller bearings Improved gear change quality. Longer idler gear life in transverse Mini engines.