PRD

PRD RK125CC CLUTCH PISTON PORT (Clutch)

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$1,150.00

Product details

  • Vendor PRD
  • SKU ENPRDRK125C

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Description Shipping information Reviews

PRD RK125cc Piston Port Engine – With Clutch

Affordable 125cc racing power. The PRD RK125 is a 2-stroke, air-cooled piston port engine designed as a cost-effective alternative to the Yamaha KT100S and older 125cc piston-port motors. With a centrifugal clutch and complete accessory package, it’s a ready-to-race option for club-level sprint and dirt karting.

Technical Specifications

Feature Details
Displacement 124cc (approx. 54mm bore x 54mm stroke)
Power ~22–24hp @ 15,000rpm
Cooling Air-cooled
Induction Piston Port
Carburettor Walbro WB3A / WB37 (varies by kit)
Ignition PRD CDI Magneto
Exhaust Tuned pipe + muffler
Starting Push start (clutch allows stationary idle)
Drive Centrifugal clutch (219 pitch, 10T)
Fuel/Oil Mix 16:1 with premium 2-stroke racing oil

Kit Includes

  • Complete PRD RK125cc engine

  • Centrifugal clutch (fitted)

  • Walbro carburettor + manifold

  • Airbox + filter + clamps

  • Exhaust header, flex, muffler, springs

  • Wiring loom + kill switch

  • Spark plug (NGK)

 Why Racers Choose It

  • Affordable step into 125cc performance

  • Clutch allows easier pit lane operation and tuning

  • Strong mid-range torque, forgiving powerband

  • Complete package—no hidden extras needed

  • Popular in dirt karting and budget sprint classes

  • Electric start convenience (Via External Starter - Not Included)