Bombardier SeaDoo 1997 factory shop manual, Page 71Get this manual
Section 03 ENGINE Sub-Section 06 (BOTTOM END)
CRANKSHAFT MISALIGNMENT AND DEFLECTION
Since it is an assembled crankshaft it can become misaligned or deflectedCrankshaft can be twisted on center main journal, changing timing of one cylinder in relation with the other
Remove flywheel nut (and magneto rotor for the 787 engine)Refer to ENGINE 03-04 for procedures Install Bombardier degree wheel (PN 295 000 007) on crankshaft endHand-tighten nut only Remove both spark plugs Install TDC gauge in spark plug hole on MAG side Bring MAG piston at Top Dead Center As needle pointer, secure wire with cover screw and washer Rotate degree wheel (NOT crankshaft) so that needle pointer reads 360F01D1NA
1Main journal alignment here