Workshop Manual

Cylinder head

W 01-04-04

0312 1558 - 0138

3/8

2011

z Mount shim (1) and measuring bridge (2) on

crankcase.

z Insert meter in measuring bridge and position the

stylus with pre-tension on the piston base (arrow).

z Turn the crankshaft on evenly until the reversal point

of the pointer on the meter is reached.

The piston is now in UT.

Determine piston overlap

z Move measuring bridge and shim.

z Place the stylus of the meter under pre-tension on

the sealing surface of the crankcase (arrow).

z Adjust meter to "0".

z Read measuring points.

Note

Schematic representation for measuring

the piston overlap at the points "1" and "2".