Bombardier SeaDoo 2000 factory shop manual volume 1, Page 104Get this manual
Section 04 ENGINE Subsection 05 (TOP END)
947 Engine Due to the semi-trapez rings, it is not possible to accurately measure ringpiston groove clearance
All Engines
GASKET THICKNESS 0.3 mm (.012 in) 0.4 mm (.016 in) 0.5 mm (.020 in) 0.6 mm (.024 in) 0.8 mm (.031 in) IDENTIFICATION HOLES 8
Ring End Gap
Position ring halfway between exhaust port and top of cylinderNOTE: In order to correctly position ring in cylinder, use piston as pusherUsing feeler gauge, check ring end gapIf gap exceeds specified tolerance, rings should be replaced
RAVE Valve
787 RFI and 947 Engines Check RAVE valve bellows no21 for cracks
ASSEMBLY
Assembly is essentially the reverse of disassembly proceduresHowever pay particular attention to the following2 1