Bombardier SeaDoo 1993 factory shop manual, Page 57Get this manual

Bombardier SeaDoo 1993 factory shop manual, Page 57

Section 03 ENGINE Sub-section 03 (TOP END) Cylinder Out of Round Using cylinder bore gauge, measure cylinder diameter 16
16 mm (518 in) below its top edge Measuring perpendicularly (0) to piston pin axis 9' CylinderPiston Clearance Clearance
can be quickly checked with long feeler gaugeInsert feeler gauge in cylinder then slide piston (without piston rings installed)
into cylinder as shown in the following illustrationThe difference between these two measurements should be within specified
tolerance RingPiston Groove Clearance Using feeler gauge, check clearance between rectangular ring and grooveIf clearance