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Motocross Parts /Engine Parts

Bike Parts Guaranteed To Fit

We have spare parts for 22 Honda bike models.

Honda | CRF 450X

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74 results
  • ProX Clutch Cover Gasket

    From

    £4.49

    RRP: £4.99 (-10%)

    ProX Clutch Cover Gasket

    (66)
  • ProX Complete Clutch Kit
    • Super price

    From

    £61.99

    RRP: £94.99 (-35%)

    ProX Complete Clutch Kit

    (87)
  • ProX front sprocket shaft repair kit

    From

    £13.99

    RRP: £17.99 (-22%)

    ProX front sprocket shaft repair kit

    (59)
  • ProX Engine gasket kit

    From

    £31.99

    RRP: £39.99 (-20%)

    ProX Engine gasket kit

    (37)
  • ProX main bearings and Seals
    • Super price

    From

    £25.99

    RRP: £32.99 (-21%)

    ProX main bearings and Seals

    (46)
  • ProX Cam chain

    From

    £31.99

    RRP: £49.99 (-36%)

    ProX Cam chain

    (24)
  • ProX Water Pump Repair Kit

    From

    £20.69

    RRP: £25.99 (-20%)

    ProX Water Pump Repair Kit

    (46)
  • ProX Gasket Kit Cylinder 4-Stroke

    From

    £23.99

    RRP: £26.99 (-11%)

    ProX Gasket Kit Cylinder 4-Stroke

  • SCAR Oil Cap

    From

    £15.99

    SCAR Oil Cap

    (8)
  • ProX Exhaust Valve stem seal

    From

    £2.69

    RRP: £2.99 (-10%)

    ProX Exhaust Valve stem seal

  • Crankshaft oil seals ProX

    From

    £4.49

    RRP: £5.99 (-25%)

    Crankshaft oil seals ProX

    (12)
  • ProX Ignition Cover Gasket

    From

    £2.99

    RRP: £6.99 (-57%)

    ProX Ignition Cover Gasket

    (21)
  • Twin Air Radiator sleeve

    From

    £10.99

    RRP: £14.99 (-27%)

    Twin Air Radiator sleeve

    (19)
  • ProX Top end gasket kit 4-stroke

    From

    £21.99

    RRP: £26.99 (-19%)

    ProX Top end gasket kit 4-stroke

    (44)
  • ProX Inner Clutch Hub

    From

    £36.99

    RRP: £41.99 (-12%)

    ProX Inner Clutch Hub

    (16)
  • ProX Friction Plate Set

    From

    £20.69

    RRP: £27.99 (-26%)

    ProX Friction Plate Set

    (33)
  • All Balls Front Sprocket Shaft Repair Kit
    • Super price

    From

    £12.99

    RRP: £16.99 (-24%)

    All Balls Front Sprocket Shaft Repair Kit

    (14)
  • ProX Titanium Valve

    From

    £44.99

    RRP: £91.99 (-51%)

    ProX Titanium Valve

  • ProX Rubber Clutch Basket Damper

    From

    £6.75

    RRP: £9.99 (-32%)

    ProX Rubber Clutch Basket Damper

    (8)
  • ProX Intake valves and springs kit

    From

    £84.99

    RRP: £129.99 (-35%)

    ProX Intake valves and springs kit

    (10)
  • ProX Clutch Basket

    From

    £154.99

    RRP: £229.99 (-33%)

    ProX Clutch Basket

    (11)
  • Clutch spring kit ProX

    From

    £17.99

    RRP: £22.99 (-22%)

    Clutch spring kit ProX

    (14)
  • ProX Carburettor Repair Kit

    From

    £21.99

    RRP: £24.99 (-12%)

    ProX Carburettor Repair Kit

  • ProX Piston 4T

    From

    £97.99

    RRP: £194.99 (-50%)

    ProX Piston 4T

    • +3
  • Wiseco 9.48mm Valve Shim Set 1.2-3.5mm

    £133.99

    RRP: £149.99 (-11%)

    Wiseco 9.48mm Valve Shim Set 1.2-3.5mm

  • ProX Piston 4T

    From

    £97.99

    RRP: £194.99 (-50%)

    ProX Piston 4T

    • +3
  • ProX Crank Axle Seal

    From

    £3.49

    RRP: £5.99 (-42%)

    ProX Crank Axle Seal

  • RFX Race Kickstart

    From

    £67.99

    RRP: £84.99 (-20%)

    RFX Race Kickstart

  • ProX Clutch Plates

    From

    £11.99

    RRP: £14.99 (-20%)

    ProX Clutch Plates

    (6)
  • ProX Crank Axle Bearing

    From

    £7.49

    RRP: £9.99 (-25%)

    ProX Crank Axle Bearing

  • Wiseco Cam Chain

    From

    £48.99

    RRP: £52.99 (-8%)

    Wiseco Cam Chain

  • Wiseco Clutch Package

    From

    £87.99

    RRP: £109.99 (-20%)

    Wiseco Clutch Package

  • ProX Clutch Pressure Plate

    From

    £19.79

    RRP: £24.99 (-21%)

    ProX Clutch Pressure Plate

  • Twenty Head Gasket Kit
    • Super price

    From

    £7.19

    RRP: £12.99 (-45%)

    Twenty Head Gasket Kit

    (55)
  • ProX Piston 4T

    From

    £89.99

    RRP: £184.99 (-51%)

    ProX Piston 4T

    • +3
  • Hot Cams Cam Chain
    • Super price

    From

    £32.99

    RRP: £41.99 (-21%)

    Hot Cams Cam Chain

    (7)
  • Twenty Complete Gasket Kit
    • Super price

    From

    £10.79

    RRP: £24.99 (-57%)

    Twenty Complete Gasket Kit

    (99)
  • Wiseco Crank Axle Main Bearing Set 1+1

    From

    £22.49

    RRP: £25.99 (-13%)

    Wiseco Crank Axle Main Bearing Set 1+1

  • Wiseco Valves Steel

    From

    £8.99

    RRP: £12.99 (-31%)

    Wiseco Valves Steel

  • ProX Ignition Cover Gasket

    From

    £7.19

    RRP: £9.99 (-28%)

    ProX Ignition Cover Gasket