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Ref : PRO00203A / 1093925002
Prox

Prox Casted Piston kit

Recommended retail price: 103,62 €88,00 €

Compatibility

Check that this part fits your motorcycle

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Features

PROX Cast Piston (manufacturer part no. 01.4118.B): an aluminum piston designed for motocross, intended for the listed 80 cm3 engines. Classic and reliable design, suitable for riders looking for a replacement part that meets factory specifications while maintaining the original geometry.

  • Material: Aluminum (cast piston)
  • Diameter: Ø 46.960 mm (46.96 mm) — Oversize letter: B
  • Compression: Standard
  • Specifications: domed head, machining for reed valve, intake passage, 2 lubrication holes on the exhaust side skirt

This piston features the necessary machining to ensure compatibility with the intake ducts and valve timing present on certain motocross engines. The two lubrication holes on the exhaust side skirt improve local oil distribution without altering the original design.

Main compatibilities: KAWASAKI KX 80 (2000 models) — STD WHEELS 17/14 (KX80X / KX80W) and BIG WHEELS 19/16 (KX80Z). Product universe: Motocross.

Associated part references for replacement: rings 260067, pin 032021, clips CP1410C, needle cage 400406. Check the cylinder's dimensions and condition before installation to ensure proper break-in and sealing.