1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 180Get this manual

1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 180

ENGINECOOLING AssemblyPolaris Engines 17 Lubricate main bearing oil holes with Polaris Premium Cycle engine oil and rotate
in groove 20 Lubricate and install piston rings on piston as shown in illustration at rightLetter marked on end of ring faces
upwardProfile of second ring may be rectangular (III1) or keystone type (III2) If piston andor rings are replaced be sure
to install rings with profile that matches the pistonRefer to appropriate parts manual Top Piston Top Second Keystone Style