2004 Bombardier Quest/Traxter Series Shop Manual, Page 140Get this manual
Section 03 ENGINE QUEST Subsection 08 (CYLINDER AND CYLINDER HEAD)
R610motr240A
1Thrust surface damage due to wrong stem seal disassemly
Inspection
Valve Stem Seal Inspection of valve stem seals is not needed because new seals should always be installed whenever cylinder head is removedValve Inspect valve surface, check for abnormal stem wear and bendingIf so, replace by new oneVALVE OUT OF ROUND NOMINAL (new) Exhaust Intake 0.005 mm (.0002 in) SERVICE LIMIT Exhaust Intake 0.06 mm (.0024 in) Exhaust Intake
R610motr126A