1999 Ski-Doo Factory Shop Manual Volume Three, Page 124Get this manual
Section 04 ENGINE Subsection 03 (LEAK TEST AND ENGINE DIMENSION MEASUREMENT)
Sand until mating surface is perfectly straight
Remove TDC gauge and install it on center cylinderBring center piston to top dead centerDegree wheel must rotate with crankshaft10 20 30 40 50 70 60 90 80
A00A1LA
CHECKING CRANKSHAFT ALIGNMENT