2001 Polaris SLH, Virage PWC Factory Service Manual, Page 95Get this manual
EngineCooling Engine Inspection 700cc EngineContinued
Crankshaft Indexing
Polaris Watercraft crankshafts are pressed together or "indexed" so the connecting rod journal center lines are 120 apart from each other (180 on twin cylinders) It is sometimes necessary to check multi-cylinder crankshafts to verify that one cylinder has not been forced out of position relative to the other cylinder or cylindersCauses for out-of-index crankshafts include but are not not limited to: Hydrolock from water or fuelSee TroubleshootingChapter Impact to impeller from foreign object or accident; Abrupt piston or other mechanical failure; Following is method of checking :
CAUTION:
Dial Indicator
.100 ATDC
Degree Wheel