Design Specifications

Balancer shafts

Specifications:

General data








Cylinder bore

Connecting rods








Connecting rod








Main bearing journal diameter B207L

Crankshaft








General data B207L





Crankshaft journal diameter B207L








Main bearing journal diameter B207L

Pistons
General data





Important: Pistons of different makes must not be used in the same engine. The piston make is cast onto the piston.

Piston types








The piston diameter is measured perpendicular to the piston pin and 9mm from the piston base

Pistons
Piston class and cylinder travel

The pistons for B207E/B207L/B207R only have one class

The cylinders in B207E/B207L/B207R only have one class











Piston pin








Piston rings