2.1. N52 engine: Notes

Fig 1: Identifying N52 Engine

Courtesy of BMW OF NORTH AMERICA, INC.

Highlights 

• Magnesium-aluminum composite crankcase
• Valvetronic II
• Volume controlled oil pump
• Electric coolant pump.
• Three-stage intake manifold (DISA)
• Magnesium cylinder head cover
• Single-belt drive
• Exhaust manifold in lightweight construction.