Measuring piston

NOTE: The description is for one component only. The procedure is identical for all further components.

Check

Position micrometer in area (A) and measure piston installation clearance transversely to piston pin.

Courtesy of BMW OF NORTH AMERICA, INC.

TECHNICAL DATA - PISTON DIAMETER SPECIFICATION

Piston diameter
Measure the piston diameter at distance (A) from the lower end of the piston skirt. Courtesy of BMW OF NORTH AMERICA, INC.	Distance (A) to the lower end of the piston skirt	10 mm
	Nominal dimension of piston diameter	81.958 mm... 81.996 mm

Result

» Piston does not correspond to the specifications.

Measure