2004 Bombardier Quest/Traxter Series Shop Manual, Page 127Get this manual
Subsection 08
Section 03 ENGINE QUEST (CYLINDER AND CYLINDER HEAD)
R610motr90A
R610motr92A
1Cylinder head 2Spark plug tube
rocker arm shaft screws no8 (discard screws)
1Rocker arm shaft 2Rocker arms (exhaust side) 3Rocker arm (intake side)