2008 Arctic Cat ThunderCat ATV Service Manual, Page 46Get this manual
Installing Top-Side Components APistons BCylinders 1Install the piston on the connecting rod making sure there is circlip on each side and the open end of the circlip faces upwardsCC287D
NOTE: If the journals are worn, replace the camshaft; then measure the clearance againIf it is still out of tolerance, replace the cylinder head
NOTE: The piston should be installed so the arrow points toward the exhaust of the respective cylinder
Inspecting Camshaft SpringDrive Pin (Front Camshaft Only) 1Inspect the spring and drive pin for damage