2007 Polaris Two Stroke Snowmobile Workshop Repair manual, Page 127Get this manual
ENGINE 500600 (Carbureted) Cylinder BaseMAG
7Lubricate the small end bearings (21) and the piston pins with Polaris stroke oil and install the piston onto the crankshaft with the piston pin removalinstallation tool PN PN PU-452558Install new c-clips in the piston grooves with the gap facing straight up (12:00 position) or straight down (6:00 position)Make sure that the c-clip is fully seated in the piston grooveUse c-clip installation tool PN 2872622A9Install the piston rings onto the piston with the bevel side up and the gap facing the piston ring locating pin10Install the base gaskets (18) on the upper crankcase11Lubricate the cylinders and pistons with Polaris 2-stroke oil and carefully install the cylinder onto the pistons by squeezing the piston rings onto the locating pins and rocking the cylinder gently from the intake and exhaust sides12Install the cylinder base nuts (15) and torque to 32 ft-lb(43.4 N-m) in the Cylinder Base patternSee "500600 (Carbureted) Cylinder Base" on page 5.24PTO
Cylinder Base Pattern 32 ft-lb (43 N-m)