Seller notes

Fits 1985 Polaris Trail Boss 250RES Piston Kit MOS2 (Teflon/Molybdenum) coated skirts Machined smooth heads Anodized domes Hypereutectic casting process Upgrade your Polaris 250 Trail Boss, Trail Blazer, or Xplorer with this high-quality piston kit from RAD Powersports. The kit features MOS2 (Teflon/Molybdenum) coated skirts that provide increased heat transfer, reduced friction, and help eliminate cold seizures. The machined smooth heads reflect combustion heat and reduce carbon buildup, protec...

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