På en orginal NSF250R så säger Honda att man gör stora servicen på 200 mil. Det finns en liten service man ska göra på 100 mil där man ska byta kamkedjan.
På 200-milaservicen ska detta bytas:
Parts Requiring Periodic Replacement
Crankcase Every 2,000 km
Cylinder Every 2,000 km
Cylinder head Every 2,000 km
Crankshaft Every 2,000 km
Crankshaft bearing Every 2,000 km
Connecting rod Every 2,000 km
Connecting rod bearing Every 2,000 km
Inlet valve Every 2,000 km
Exhaust valve Every 2,000 km
Valve lifter Every 2,000 km
Valve spring Every 2,000 km
Valve spring retainer Every 2,000 km
Valve spring seat Every 2,000 km
Piston Every 2,000 km
Piston pin Every 2,000 km
Piston ring Every 2,000 km
Camshaft (IN/EX) Every 2,000 km
Cam sprocket Every 2,000 km
Cam chain tensioner Every 2,000 km
Cam chain guide Every 2,000 km
Cam chain tensioner lifter Every 2,000 km
Clutch outer Every 2,000 km
Clutch center Every 2,000 km
Transmission gear/bearing Every 2,000 km
Water pump drive gear Every 2,000 km
Water pump driven gear Every 2,000 km
Water pump impeller Every 2,000 km
Each water pump seal Every 2,000 km
Balancer drive gear Every 2,000 km
Balancer driven gear Every 2,000 km
Primary driven gear Every 2,000 km
Left crankcase cover bushing Every 2,000 km
Oil strainer Every 2,000 km
Oil pressure relief valve Every 2,000 km
Drive sprocket Every 2,000 km
Each ball bearing Every 2,000 km
Each oil seal Every 2,000 km
Fuel filter Every 2,000 km
Spark plug Every 2,000 km