1999 Ski-Doo Factory Shop Manual Volume Two, Page 146Get this manual
Subsection 06
Section 04 ENGINE (OIL INJECTION SYSTEM)
OIL SYSTEM LEAK TEST
All Models The following test will indicate any leak from oil reservoir to the banjo fitting(s)Install on oil reservoir special cap of leak testing kit (PN 529 033 100)Install hose pinchers (PN 295 000 076) on outlet hoses1 2
ENGINE TYPE 443 494 Skandic WT LC 494 FormulaGT MX ZSummit 503 Skandic WTSWT 583 670 on Formula 670DLX 670 670 on MX 670 HO and Summit 670
OIL PUMP IDENTIFICATION
N4 N8 E4 N9 N9 12
E6, N8 and N9 oil pumps do not supply any oil at idleThey are called zero oil delivery at idleNOTE: The following procedures can be done without removing the engine from chassis
CLEANING
A03C2UA