1997 Ski-Doo Factory Shop Manual Volume Two, Page 86Get this manual
Section 03 ENGINE Sub-Section 04 (LEAK TEST AND ENGINE DIMENSION MEASUREMENT)
Check the following: 1All jointed surfaces and screwstud threads of engine: spark plug base, insulator cylinder head cylinder base crankcase halves (joint) rotary valve cover oil injection pump mounting flange (O-ring, seal) coolant pump housing bleed screwsplugs 2Small injection oil lines coming from pump1
A01B4TA
TYPICAL 1Blocked intake flanges 2Blocked impulse fitting 3Open ends (if applicable) 4Blocked RAVE valve flanges (if applicable) 5Blocked exhaust flanges