2002 Ski-Doo Shop Manual Volume One, Page 104Get this manual
Section 04 ENGINE Subsection 02 (277 ENGINE TYPE)
TROUBLESHOOTING
Before completely disassemble engine, check airtightnessRefer to LEAK TEST AND ENGINE DIMENSION MEASUREMENTNOTE: The following procedures can be done without removing the engine from chassis
Place clean cloth or rubber pad (PN 529 023 400) over crankcase to prevent circlips no8 from falling into crankcaseThen with pointed tool inserted in piston notch, remove both circlips from piston no5
TOP END REMOVAL (without removing engine from chassis)
Remove the following then lift cylinder head no3 and cylinder no4: belt guard carburetor exhaust system spark plug oil injection inlet fan cowl and hood cable cylinder head nuts no1 and washers no2
A02C29A
TYPICAL
CLEANING