FixVault

Engine Lubrication System

Oil pump is a duocentric, Eaton rotary-type oil pump. Oil pump is bolted to engine block and driven directly from crankshaft by a single-roller chain and tensioner. See Fig 1. Oil filter is mounted vertically on intake side of engine.

Fig 1: Exploded View of Oil Pump Assembly
G92I00578Courtesy of BMW OF NORTH AMERICA, INC.