2001 Polaris SLX, PRO 1200, Virage TX, Genesis, Virage TXi, Genesis i Personal Watercraft Service Manual, Page 113Get this manual
EngineCooling Engine InspectionAll 1200 ModelsContinued
Crankshaft IndexingVirage TXi GeneSis i
Polaris Watercraft crankshafts are pressed together or "indexed" so the connecting rod journal center lines are 120 apart from each otherIt 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 fuel; See Troubleshooting, Chapter Impact to impeller from foreign object or accident; Abrupt piston or other mechanical failure; Following is method of checking: Rotate until resistance is felt Bumper Tool PN 2872604 Scribe Mark