Bombardier SeaDoo 2007 factory shop manual, Page 173Get this manual
Section 03 ENGINE Subsection (CYLINDER BLOCK)
BALANCER SHAFT SEAT RADIAL CLEARANCE mm (in) SERVICE LIMIT
Balancer Shaft Axial Clearance When assembling the cylinder-block, measure the balance shaft axial p
Thrust washer
balancer shaft
Inspection
Check balancer shaft and replace if damagedIf the gear on the balancer shaft is damaged, replace balancer shaft
Check gear on the crankshaft the same time and replace crankshaft if necessary (refer to CRANKSHAFT above)Balancer Shaft Bearing Seat Measure all balancer shaft bearing seatsCompare to inside diameter of balancer shaft bearings (elsewhere in this section)