2004-2026 Honda CRF50FMaintenance schedule
Youth trail - 50cc four-stroke
Scheduled against miles/kilometres ridden or months elapsed, whichever comes first.
Verified
Open the hour meter toolEvery interval on this page was read directly from the OEM chart.
Intervals
- Initial maintenance - 100 mi (150 km) or 1 month
- 600 mi (1,000 km) or 6 months
- 1,200 mi (2,000 km) or 12 months
- 1,800 mi (3,000 km) or 18 months
- 2,400 mi (4,000 km) or 24 months
Full schedule (20 items)
| Item | Action | Interval |
|---|---|---|
* * Engine Idle Speed | Inspect | Every 500 mi / 5 mo |
* * Engine Oil Centrifugal Filter | Clean | Every 1,200 mi / 12 mo |
* * Engine Oil Strainer Screen | Clean | Every 1,200 mi / 12 mo |
* * Steering Head Bearings | Inspect | Every 1,100 mi / 11 mo |
* * Wheels/Tires | Inspect | Every 500 mi / 5 mo |
* Fuel Line | Inspect | Every 1,200 mi / 12 mo |
* Nuts, Bolts, Fasteners | Inspect | Every 1,100 mi / 11 mo |
* Suspension | Inspect | Every 1,200 mi / 12 mo |
* Throttle Operation | Inspect | Every 1,200 mi / 12 mo |
* Valve Clearance | Inspect | Every 500 mi / 5 mo |
Air Cleaner Note 1 | Clean | Every 600 mi / 6 mo |
Brake Shoe Wear | Inspect | Every 600 mi / 6 mo |
Brake System | Inspect | Every 500 mi / 5 mo |
Clutch System | Inspect | Every 500 mi / 5 mo |
Drive Chain Note 1 | Inspect, Lubricate | Every 100 mi / 1 mo |
Drive Chain Note 1 | Inspect | Every 600 mi / 6 mo |
Drive Chain Slider | Inspect | Every 600 mi / 6 mo |
Engine Oil | Replace | Every 500 mi / 5 mo |
Side Stand | Inspect | Every 1,200 mi / 12 mo |
Spark Plug | Inspect | Every 600 mi / 6 mo |
Every row above is factory schedule, straight from the chart. Intervals are shown in mi.
Specs
From the 2015 manual's technical data section. Check yours before buying — these change between model years.
- Compression ratio
- 10.0 : 1
- Idle speed
- 1,700±100 rpm
- Spark plug
- spark
- Plug gap
- 0.024 – 0.028 in
Legend
- I — Inspect and clean, adjust, lubricate or replace if necessary
- C — Clean
- R — Replace
- A — Adjust
- L — Lubricate
From the manual
- Perform the Pre-ride Inspection at each scheduled maintenance period.
- This maintenance schedule is based on average riding conditions; machines subjected to severe use require more frequent servicing.
- Honda recommends the items in this schedule be serviced by referring to the official Honda Service Manual.
Source: 2015 Honda CRF50F Owner's Manual · Chart read from the 2015 manual. Intervals change between model years — confirm against yours.
Always confirm intervals, torque specs and part numbers against your own service manual. This site is a shopping aid, not a repair manual.
Open the hour meter tool