Motorcycle Maintenance and Oil Information for 2003 Honda CRF 230
If you are planning an oil change on the 2003 Honda CRF 230, start by checking the manufacturer’s full lubricant specification and the correct refill procedure. The matched oil information below can help you narrow the choices without substituting for the service manual.
What kind of engine oil does a 2003 Honda CRF 230 need?
The catalog's engine-oil matches for this motorcycle specify 10W-40 as the listed viscosity. Products shown for this application include 10W-40 Synthetic Dirt Bike Oil. Viscosity alone does not establish full compatibility; verify the manufacturer’s oil standard.
What oil filter does a 2003 Honda CRF 230 need?
The oil-filter part numbers listed for this vehicle include 57671-EA.

