Bombardier SeaDoo 1997 factory shop manual, Page 55Get this manual
Section 03 ENGINE Sub-Section 05 (TOP END)
All Engines Remove tuned pipe and exhaust manifold, refer to ENGINE 03-08Remove screws no17Remove cylinders, being careful that connecting rods do not hit crankcase edge
WARNING
If screws need to be heated for removal when engine is in watercraft, fuel system pressurization must be done firstDo not use open flame; use heat gunF01D43A
NOTE: Even if only one cylinder needs repair, both cylinders should be lifted to allow 1-piece cylinder base gasket replacement
1Openings covered with rag and rubber pad
To remove circlip no5, insert pointed tool in piston notch then pry it out and discard
3, Piston
NOTE: The 717 and 787 engines feature cageless piston pin bearingsBring piston to Top Dead Center and install rubber pad (PN 295 000 101) over crankcase openingSecure with screwsLower piston until it sits on pad1