Used Piston Measurement - Sea-doo GTI California 6116 Shop Manual

NOTE: Replacement cylinder sleeves are avail-
able if necessary. Also, oversize pistons of 0.25
mm (.010 in) are available for all engines and over-
size pistons of 0.5 mm (.020 in) are available for
the 717 engine.
Cylinder Taper
Using a cylinder bore gauge, measure cylinder diam-
eter at 16 mm (5/8 in) from top of cylinder just below
auxiliary transfer port, facing exhaust port and just be-
low the auxiliary transfer port facing the exhaust port.
Compare readings. If the difference between read-
ings exceed specification, cylinder should be rebored
and honed or replaced.
1
A
2
F01D8AA
1. Measuring perpendicularly (90°) to piston pin axis
2. Auxiliary transfer port
A. 16 mm (5/8 in)
Cylinder Out of Round
Using a cylinder bore gauge, measure cylinder di-
ameter at 16 mm (5/8 in) from top of cylinder. Mea-
sure diameter in piston pin axis direction then per-
pendicularly (90°) to it. If the difference between
readings exceed specification, cylinder should be
rebored and honed or replaced.
SMR2002-024_04_05A.FM
F01D8BA
1. Measuring in piston pin axis
2. Measuring perpendicularly (90°) to piston pin axis
A. 16 mm (5/8 in)

USED PISTON MEASUREMENT

Note the measurement on the piston dome.
1. Piston dome
2. Piston measurement
www.SeaDooManuals.net
Section 04 ENGINE
Subsection 05 (TOP END)
A
A
1
2
04-05-17