Project Bike Build: Honda CRF250R 2010

Date Posted:15 September 2026 


Every now and again we will be posting customer bikes up here, especially if they are a crazy build! This one is a customers' 2010 CRF250R off-road build.

95% of the parts were supplied by us here at Firestorm Motorcycles. Shop the build!

Wheels and brakes

Excel rims and spokes

Pirelli MX32 tyres

Mr Wolf mousse balls

All Balls wheel bearings

Moto Master oversize front brake system (with a genuine Honda 270mm disc)

MTX rear brake disc

Whites front brake caliper

Renthal brake pads

Moto Master braided brake lines

Engine and clutch

Yoshimura RS-12 exhaust system

Cylinder Works 270cc big bore kit

Pro-X crankshaft

Hot Cams Stage 2 camshaft

Pro-X cam chain

Hinson Billetproof clutch kit

Psychic engine oil seal kit

Pro-X intake and exhaust valves kit

Pro-X main bearing and seal kit

Pro-X countershaft seal kit

Pro-X water pump seal kit

Hot Rods gearbox bearing kit

NGK racing spark plug

Quantum fuel filter

Bolt engine fastener kit

Psychic oversized radiators

Pro Circuit engine dipstick and cap set

RHK kickstart lever assembly

Trailtech radiator cooling fan kit

Dynojet Power Commander EFI tuning module

Twin Air Powerflow foam air filter kit

RHK drain bolt

RHK air filter bolt

RHK oil filter cover

Suspension and controls

Pro-X linkage bearing kit

All Balls swingarm bearing kit

RHK steering stem bearings

Renthal Fatbar36 handlebars and mounts

Pro-X fork bushes kit

SKF fork oil and dust seals

Polisport chain slider kit in red

Motion Pro Slidelight clutch cable

Whites gear lever

Polisport Unbreakable front brake lever and clutch lever

Bodywork

Psychic complete seat assembly

Rtech white front number plate

Rtech red rear fender

Rtech black radiator shrouds

Polisport sidecoverds white

Polisport radiator louvres

Drivetrain

RK rear sprocket

RK race chain

Pro Taper front sprocket

Started off as a disgusting basket-case:

Was stripped back to a bare frame, and the frame was cleaned up using Chem-Tech Blitz:

And ended up beautiful!

Honda CRF250R 2010 270cc big bore kit and restoration


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