1985-1995 Polaris ATV and Light Utility Hauler Service Manual, Page 323Get this manual
ENGINES Magnum Engine Assembly 3Install the bottom rail with the gap at least 30 from the end of the expander on the side opposite the top rail gapSee 1114Install the second ring with the "R" mark facing upPosition the end gap toward the rear (intake) side of the piston5Install the top ring (chrome faced) with the "R" mark facing up and the end gap facing forward (toward the exhaust)(See 1116Check to make sure the rings rotate freely in the groove when compressedPiston Installation 1Clean the gasket surfaces on the cylinder and crankcaseRemove all traces of old gasket material2Make sure the cylinder mounting bolt holes are clean and free of debrisr::;::::::J
Ring Profile
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