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Motocross Parts /Engine Parts

Vehicle Parts Guaranteed To Fit

We have spare parts for 22 Honda models.

Honda | CRF 450X

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72 results
  • ProX Clutch Cover Gasket

    From

    £3.99

    RRP: £5.99 (-33%)

    ProX Clutch Cover Gasket

    (70)
  • ProX Complete Clutch Kit
    • Super price

    From

    £56.99

    RRP: £86.99 (-34%)

    ProX Complete Clutch Kit

    (90)
  • ProX front sprocket shaft repair kit

    From

    £13.99

    RRP: £19.99 (-30%)

    ProX front sprocket shaft repair kit

    (60)
  • SCAR Oil Cap
    • Super price

    From

    £11.99

    RRP: £15.99 (-25%)

    SCAR Oil Cap

    (9)
  • ProX Exhaust Valve stem seal

    From

    £1.99

    RRP: £2.99 (-33%)

    ProX Exhaust Valve stem seal

  • Crankshaft oil seals ProX

    From

    £3.99

    RRP: £5.99 (-33%)

    Crankshaft oil seals ProX

    (12)
  • ProX Intake valves and springs kit

    From

    £84.99

    RRP: £129.99 (-35%)

    ProX Intake valves and springs kit

    (10)
  • ProX Cam chain

    From

    £35.99

    RRP: £49.99 (-28%)

    ProX Cam chain

    (24)
  • ProX Top end gasket kit 4-stroke

    From

    £21.99

    RRP: £26.99 (-19%)

    ProX Top end gasket kit 4-stroke

    (44)
  • ProX Titanium Valve

    From

    £49.99

    RRP: £89.99 (-44%)

    ProX Titanium Valve

  • Wiseco Valves Steel

    From

    £10.79

    RRP: £12.99 (-17%)

    Wiseco Valves Steel

  • ProX Engine gasket kit

    From

    £30.99

    RRP: £39.99 (-23%)

    ProX Engine gasket kit

    (38)
  • ProX main bearings and Seals

    From

    £23.99

    RRP: £29.99 (-20%)

    ProX main bearings and Seals

    (47)
  • ProX Water Pump Repair Kit

    From

    £18.99

    RRP: £25.99 (-27%)

    ProX Water Pump Repair Kit

    (46)
  • ProX Gasket Kit Cylinder 4-Stroke

    From

    £20.99

    RRP: £26.99 (-22%)

    ProX Gasket Kit Cylinder 4-Stroke

  • ProX Clutch Basket

    From

    £154.99

    RRP: £231.99 (-33%)

    ProX Clutch Basket

    (11)
  • ProX Inner Clutch Hub

    From

    £32.99

    RRP: £41.99 (-21%)

    ProX Inner Clutch Hub

    (16)
  • ProX Ignition Cover Gasket

    From

    £2.99

    RRP: £4.99 (-40%)

    ProX Ignition Cover Gasket

    (21)
  • ProX Piston 4T
    • Super price

    From

    £63.99

    RRP: £192.99 (-67%)

    ProX Piston 4T

    • +3
  • ProX Friction Plate Set
    • Super price

    From

    £21.99

    RRP: £27.99 (-21%)

    ProX Friction Plate Set

    (33)
  • ProX Clutch Pressure Plate

    From

    £17.99

    RRP: £24.99 (-28%)

    ProX Clutch Pressure Plate

  • ProX Carburettor Repair Kit

    From

    £19.99

    RRP: £24.99 (-20%)

    ProX Carburettor Repair Kit

  • ProX Rubber Clutch Basket Damper

    From

    £5.99

    RRP: £9.99 (-40%)

    ProX Rubber Clutch Basket Damper

    (8)
  • Wiseco 9.48mm Valve Shim Set 1.2-3.5mm

    £121.99

    RRP: £149.99 (-19%)

    Wiseco 9.48mm Valve Shim Set 1.2-3.5mm

  • ProX Crank Axle Bearing

    From

    £8.55

    RRP: £9.99 (-14%)

    ProX Crank Axle Bearing

  • Clutch spring kit ProX

    From

    £16.99

    RRP: £22.99 (-26%)

    Clutch spring kit ProX

    (14)
  • ProX Steel Exhaust Valve

    From

    £15.99

    RRP: £19.99 (-20%)

    ProX Steel Exhaust Valve

  • RFX Pro Timing Engine Plug Set
    • Super price

    From

    £12.99

    RRP: £15.99 (-19%)

    RFX Pro Timing Engine Plug Set

  • All Balls Front Sprocket Shaft Repair Kit

    From

    £15.99

    RRP: £19.99 (-20%)

    All Balls Front Sprocket Shaft Repair Kit

    (14)
  • ProX Piston 4T

    From

    £99.99

    RRP: £184.99 (-46%)

    ProX Piston 4T

    • +3
  • ProX Crank Axle Seal

    From

    £7.65

    RRP: £9.99 (-23%)

    ProX Crank Axle Seal

  • Boyesen Ignition Cover Black

    From

    £69.99

    RRP: £99.99 (-30%)

    Boyesen Ignition Cover Black

    (26)
  • Wiseco Crank Axle Main Bearing Set 1+1

    From

    £22.49

    RRP: £25.99 (-13%)

    Wiseco Crank Axle Main Bearing Set 1+1

  • ProX Clutch Plates

    From

    £12.59

    RRP: £14.99 (-16%)

    ProX Clutch Plates

    (7)
  • Hinson FSC Hi-Performance Plate and Spring Kit
    • Super price

    From

    £187.99

    RRP: £229.99 (-18%)

    Hinson FSC Hi-Performance Plate and Spring Kit

  • ProX Ignition Cover Gasket

    From

    £6.99

    RRP: £9.99 (-30%)

    ProX Ignition Cover Gasket

  • ProX Water Pump Bearing

    £9.49

    RRP: £11.99 (-21%)

    ProX Water Pump Bearing

  • ProX Clutch Basket Damper Kit

    From

    £34.99

    RRP: £51.99 (-33%)

    ProX Clutch Basket Damper Kit

  • ProX Piston 4T

    From

    £108.99

    RRP: £194.99 (-44%)

    ProX Piston 4T

    • +3
  • Wiseco Steel Intake Valve Kit

    From

    £111.99

    RRP: £154.99 (-28%)

    Wiseco Steel Intake Valve Kit