2005 Ski-Doo REV Series Shop Manual, Page 105Get this manual
Section 03 ENGINES Subsection 05 (TOP END)
ENGINE MEASUREMENT Cylinder head volume 377 engine Cylinder head volume 552 engine Cylinder head warpage Cylinder taper
A02C2EA
TOLERANCES NEW PARTS (min (max 19.55 cc 34.34 cc N.AN.AN.A0.054 mm (.002 in) 0.12 mm (.005 in) 0.040 mm (.0016 in) 0.037 mm (.0015 in) 0.20 mm (.008 in) 0.40 mm (.016 in) 21.15 cc 36.74 cc N.A0.05 mm (.002 in) 0.010 mm (.0004 in) 0.086 mm (.003 in) 0.17 mm (.007 in) 0.110 mm (.0043 in) 0.077 mm (.003 in) 0.35 mm (.014 in) 0.55 mm (.022 in) WEAR LIMIT N.AN.A0.5 mm (.02 in) 0.1 mm (.004 in) 0.08 mm (.003 in) 0.20 mm (.008 in) 0.20 mm (.008 in) 0.20 mm (.008 in) 0.20 mm (.008 in) 1.0 mm (.039 in) 1.0 mm (.039 in)
TYPICAL
Cylinder out of round Pistoncylinder wall clearance 377 engine Pistoncylinder wall clearance 552 engine Ringpiston groove clearance 377 engine Ringpiston groove clearance 552 engine Ring end gap 377 engine