How to Change the Oil in a 2014 Honda CRF450R – MotoSport.com Guide
Shop parts for a 2014 Honda CRF450R Dirt Bike.
Routine oil changes are vital for your 2014 Honda CRF450R’s longevity and performance. Honda recommends changing the oil and oil filter after every six races or about 15 hours of riding. Following this guide will help you do a professional oil change at home, ensuring your engine stays protected and runs like new.
Tools and Supplies Needed
- 8mm and 10mm sockets
- Ratchet
- Honda OEM oil filter
- Honda 20W-50 motor oil (check your manual for alternate viscosities based on climate)
- New drain bolt crush washer
- O-ring for oil filter cover
- Drain pan
- Parts cleaner or rags
- Funnel
- Torque wrench
Preparation and Important 2014 CRF450R Call-Outs
- Warming up the engine: Run your bike for several minutes before starting to bring the oil up to temperature, which helps it drain out completely and suspends contaminants within the oil for easier removal. Never attempt to change the oil when the engine is extremely hot to avoid burns.
- Proper oil amount: The 2014 CRF450R engine calls for approximately 650ml of oil. Always verify in your owner’s manual and measure carefully – overfilling or underfilling can cause engine damage or poor performance.
- Oil sight glass: This model is equipped with a sight glass just below the filter cover for checking oil level after refilling.
Step-by-Step Process
- Warm up the engine for about 3-5 minutes, then turn off the bike and set it upright on a stand with a hole for draining underneath if available.
- Remove the left engine guard using your 8mm and 10mm sockets to access the oil filter cover.
- Remove the oil filler cap (located above the crankcase cover). This allows air in, helping the oil to drain more quickly and completely.
- Place a drain pan beneath the bike’s crankcase. Using a 10mm socket, remove the oil drain bolt and crush washer located at the lower rear of the crankcase. Allow the old oil to drain fully. Inspect the crush washer and replace it if it’s deformed or damaged.
- Remove the oil filter by unbolting the oil filter cover with the appropriate socket (usually 8mm or 10mm). Carefully pull out the old filter; some oil may drip out, so keep your pan ready. Inspect the O-ring and replace it if it's compressed or cracked.
- Clean the filter cover and the sealing surfaces with a rag. Install the new oil filter and O-ring, then reattach the oil filter cover. Torque the bolts to 9 foot-pounds to prevent leaks or damage.
- Reinstall the drain bolt with a new crush washer. Tighten to the manufacturer’s specified torque (typically ~12-18 foot-pounds; check manual to confirm).
- Refill the engine with fresh 20W-50 oil. Use a funnel and pour in approximately 650ml. Replace the oil filler cap.
- Start the engine for 30-60 seconds, then turn it off and let sit for two to three minutes. Check the oil level via the sight glass while keeping the bike level. The oil should be within the marked range. Add more oil if needed—do not overfill.
- Inspect for leaks at the filter cover and drain bolt. Wipe any spillage away and recheck tightness.
- Replace the left engine guard and clean any residue around the work area.
- Properly dispose of used oil and filter according to your local regulations.
Pro Tips for 2014 CRF450R Owners
- Always use a genuine Honda oil filter; aftermarket filters may not fit perfectly and can lead to oil starvation or leaks.
- The crush washer should always be replaced. Reusing it can lead to slow oil seepage or future leaks.
- If you ride in extremely hot climates or race frequently, consult Honda specs or your MotoSport.com advisor for recommended oil viscosity and potential change intervals.
- If you are new to dirt bike maintenance, label your used parts during the process and lay out new parts ahead of time for an efficient workflow.
- Take note of any metal shavings in your used oil or filter—excessive amounts may indicate engine wear and should be investigated.
Common Mistakes to Avoid
- Don’t overtighten the drain bolt or oil filter cover—this can strip threads or crack engine cases.
- Don’t mix oil types or brands. Stick with high-quality 20W-50 (or as specified) to maintain engine performance.
- Never run the engine with too little or too much oil—it can quickly lead to significant damage.
Wrapping Up
Following these steps will keep your 2014 Honda CRF450R’s engine in prime condition and extend the life of your dirt bike. For all your OEM and high-performance oil, filters, and maintenance needs, trust MotoSport.com to keep you riding strong every race or trail session.
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Disclaimer: This guide is provided for general informational purposes only and is not intended to replace your motorcycle's official owner's manual. Always refer to your manufacturer's documentation for model-specific instructions, torque specifications, safety procedures, and maintenance requirements. If you are unsure or inexperienced, consider seeking assistance from a qualified mechanic or technician.