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Wiseco Top End Kit Pro-Lite PK1902 - 12-13 Yamaha YZ250F

Regular price $235.79 USD
Regular price $302.39 USD Sale price $235.79 USD
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Wiseco Top End Kit Pro-Lite 77.00mm (Std) Yamaha YZ250F 2012-2013

Wiseco Forged Piston has been setting performance standards for motocross 4-stroke engines for years. Now Wiseco offers a great performance top end kit for your Yamaha YZ250F. Wiseco gives you all you need to perform your top end maintenance. What’s in the kit a performance Forged Pro-Lite piston, rings, wrist pin, top end gasket kit, c-clips and wrist pin bearing.

Each Pro-Lite forged piston is manufactured in the USA in Wiseco own plants. The 4-stroke Pro-Light piston is them CNC machined for optimal shape and profile to ensure peak performance and durability.

Specifications - Top end Kit PK1902:

  • 40072M07700 - Yamaha YZ250F '12-13 13.5:1 CR 7700XU
  • 7700XU - 77.00 mm Ring Set .9 X .8 X 1.5mm
  • Ring - Set
  • S742 – Piston Pin 16 x 41.91mm Non-Chromed SW
  • W5921 – Top End Gasket Kit Yamaha YZ/WR250F '01-13
  • W6883 - 16mm Round Wire Locks - Set of Two


    • Each Pro-Light piston is built from race proven designs that are chosen by the top race teams in all forms of racing including Supercross, Motocross, GNCC, Superbike, and more
    • Wiseco piston kits feature a complete top end gasket kit that gives you everything you need to complete your rebuild from premium materials.
    • Forged pistons offer superior strength to weight ratio utilizing aerospace alloy.
    • High Performance ring kit and alloy pin included with each piston kit for extended life and sustained power.
    • Part number - PK1902

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