1999 Polaris PWC Genesis, Ficht, X-45 Service Manual, Page 129Get this manual

ENGINE Engine RemovalPolaris Engines 15 If engine will be completely disassembled, remove drive coupler from crankshaft before loosening (4) engine mount nuts16 Remove PTO spark plugFind Top Dead Center of this piston17 Turn coupler clockwise (as viewed from rear of craft) until piston is approximately 1" (25.4 mm) before top dead centerNOTE: Estimate piston position using screwdriver or similar probe through plug hole18 Remove screwdriver or probe and insert approximately foot (30 cm) of 516" (8mm) nylon rope through spark plug holeUsing coupler tool or large wrench on flats of couplerturn crankshaft counter clockwise until rope is trapped between piston and cylinder headWith crankshaft locked in position, remove coupler by turning counter clockwise (as viewed from the rear)
CAUTION: Do not use coupler removal tool on rubber dampened coupler
Use wrench on flats to remove coupler

CAUTION:

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives