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Wiseco 2084M06850 Pro-Lite Piston Kit Bore - 2-Stroke 68.50mm

(Kawasaki JS440 1977-92, Drifter 440 1979-80, Intruder 440 1978-80, Invader 440 1978-80; Arctic Cat Cheetah 440 1972-75, Pantera 440 1975 + 4 more models)

Manufacturer

Part Number

2084M06850
Sale Price

$139.99

Estimated ship date Friday, November 20

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Product Details

The Wiseco 2084M06850 Pro-Lite Piston Kit is a high-performance 2-stroke forged piston kit designed for a 68.50mm (0.50 oversize) bore, engineered for Arctic Cat, John Deere, and Kawasaki 440cc snowmobile engines (displacement code 2697CD). This kit delivers a significant performance and durability upgrade over OEM cast pistons.

Wiseco forges all of their pistons in-house in the U.S.A. using aerospace-grade high-silicon aluminum alloy, giving them full control over every stage of manufacturing — from raw material to finished skirt coating. The result is a piston with condensed, aligned grain structure that delivers superior mechanical strength, impact resistance, and fatigue resistance compared to brittle cast alternatives.

Key Features:

  • 68.50mm bore diameter — 0.50mm oversize; cylinder boring or sleeving required
  • CNC machined for optimal cam shape and piston profile, maximizing power output and service life
  • Horizontal slot-pin oiling reduces friction and provides scuff resistance
  • Pressure seal groove ensures maximum ring seal and combustion efficiency
  • Race-ready dome finish with smooth edges for improved combustion flow
  • Forged aerospace alloy construction — stronger, tougher, and more durable than OEM cast pistons
  • Innovative piston skirt design provides maximum horsepower and torque delivery

Kit Includes:

  • Forged Pro-Lite piston
  • High-performance piston ring(s)
  • Precision alloy wrist pin
  • Circlips

All rings, wrist pins, and circlips are manufactured by Wiseco to strict quality standards, ensuring proper fit and sustained top-end performance. Note: This is an oversize piston — cylinder boring or sleeving to 68.50mm is required prior to installation.

Products specifications

Fits

Kawasaki JS440 1977-92, Drifter 440 1979-80, Intruder 440 1978-80, Invader 440 1978-80; Arctic Cat Cheetah 440 1972-75, Pantera 440 1975, Panther 440 1971-75, Puma 440 1971; John Deere Trailfire 340 1979, Trailfire 440 1979

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