Pistons and Connecting Rods

The piston design is carried over from the M52 engine. The 2.8 liter uses a graphite coating on the skirts to reduce friction and noise characteristics. The connecting rods are forged steel.

Fig 1: View Of Piston

Courtesy of BMW OF NORTH AMERICA, INC.

Fig 2: View Of Connecting Rod

Courtesy of BMW OF NORTH AMERICA, INC.