2003 Bombardier Outlander 400 Factory Service Manual, Page 151Get this manual
Section 03 ENGINE Subsection 10 (CRANKSHAFTBALANCER SHAFT)
Inspection
Replace crankshaft if the gears are worn or otherwise damaged
Connecting RodPiston Pin Clearance Measure piston pinCompare to inside diameter of connecting rod no6
R400motr29A
1Bore gauge 2Connecting rod
R400motr27A
1Balancer gear 2Crankshaft timing gear
Connecting Rod Big End Axial Play Using feeler gauge, measure distance between butting face of connecting rod and crankshaft counterweightIf the distance exceeds specified tolerance, replace the crankshaft1 2
R400motr30A
APiston pin diameter in the area of the bushing