How to Change the Oil in a 2008 Honda XR650L

Shop parts for a 2008 Honda XR650L Dirt Bike.

Performing regular oil changes is vital to maintaining the longevity and performance of your 2008 Honda XR650L. Below you'll find a detailed, step-by-step guide proprietary to MotoSport.com, including required tools, specific owner tips, and helpful model-specific call-outs to ensure your oil change goes smoothly and keeps your XR650L running strong. This blog is tailored explicitly for the 2008 model year but is applicable to all XR650Ls from 1993–2013 unless otherwise noted.

Tools & Supplies You’ll Need

  • 10mm, 12mm, and 17mm wrenches or sockets
  • 8mm Allen key (for oil filter cover on some years—verify your model)
  • Drain pan
  • Funnel—long, narrow for frame fill
  • Fresh oil—2.0 to 2.5 US quarts (2.04qt/1.93L per manual; 2.6 liters noted by some owners); recommended: 10W40 motorcycle oil (Honda GN4 is common)
  • New oil filter (OEM recommended for best fit)
  • Replacement crush washer for drain bolt (prevents future leaks)
  • Clean rags/towels
  • Contact cleaner (for degreasing any spills)
  • Rubber gloves and safety glasses

Step-by-Step Oil Change Instructions

  • 1. Prepare the Bike and Work Area
    • Park the XR650L on a stable, level surface and ensure the bike is upright.
    • Run the engine for 3–5 minutes. This warms the oil, allowing it to flow and drain more completely. Do not drain cold oil—it won’t remove contaminants as well.
    • Turn off the engine and let it sit for a minute so oil drains to the pan.
    • Remove the skid plate if installed (stock or aftermarket) to access the drain bolts more easily.
  • 2. Remove the Oil Filler Cap/Dipstick
    • Unscrew the dipstick (on the frame, right side), which breaks the vacuum and allows oil to drain smoothly.
  • 3. Drain the Oil
    • Place your drain pan under the motor and the downtube of the frame—the XR650L has two oil drain locations:
      • Frame drain plug—right beneath the front downtube (12mm or 17mm, depending on year/model)
      • Engine case drain plug—bottom of the engine case (12mm socket)
    • Remove both drain bolts to ensure all old oil drains from the system.
      Model call-out: Always open both the frame and case drains simultaneously; missing either leaves old oil trapped in the system .
    • Allow oil to drain fully for several minutes. Be prepared for a rush of warm oil—use towels as needed.
  • 4. Clean and Replace Drain Plugs
    • Inspect and replace the crush washer on each drain bolt (highly recommended to prevent future leaks).
    • Clean the drain plugs and sealing surfaces.
    • Reinstall drain plugs and torque to the manufacturer’s specification (typically 18 ft-lb, but confirm in your owner’s manual).
    • Optional: Magnetic drain bolts can be used to help collect metal shavings over time and are an easy upgrade .
  • 5. Replace the Oil Filter
    • Locate the oil filter cover—left side of the engine (behind the shifter). Remove the cover bolts (8mm or 5mm Allen, check your year).
    • Remove and discard the old filter.
    • Inspect and clean the filter cavity. Install the new oil filter, oriented per the markings (the metal side goes out on Honda OEM filters—verify with your filter instructions).
    • Clean and reinstall the oil filter cover and torque the bolts evenly.
  • 6. Clean (Every 3–4 Oil Changes): Engine Oil Screen
    • Owner tip: The XR650L has an oil screen inside the frame oil reservoir, which should be removed and cleaned periodically (every 3–4 oil changes or after break-in, typical interval is about every 8,000 miles) .
    • If desired, remove, inspect, and clean the oil screen with contact cleaner.
  • 7. Add Fresh Oil
    • Insert a funnel into the frame oil fill (dipstick port).
    • Pour in 2.0–2.5 US quarts (the owner’s manual says 2.04 quarts, but many owners report between 2.0 and 2.5 provides a good level; always check the dipstick during and after filling) .
    • Wait for oil to settle in the frame, then recheck and top off as needed.
    • Install and tighten the dipstick.
  • 8. Check Oil Level
    • Start the engine and let it idle for 2–3 minutes.
    • Turn the engine off, let oil settle for a minute, then check the level using the dipstick: Insert dipstick (do not screw in), remove, and confirm the oil is within the upper and lower marks (add oil if needed).
  • 9. Inspect for Leaks
    • Check around the drain plugs and oil filter cover for any oil seepage.
    • Clean up any oil spills, reinstall skid plate, and you’re done.

2008 Honda XR650L—Unique Owner Call-Outs

  • Duel drain system: Both the frame and engine case drain plugs must be removed and reinstalled for a full oil change. Missing one will leave dirty oil in your system .
  • Oil capacity varies slightly: Start with 2.04 quarts, check the dipstick regularly, and never overfill.
  • Oil filter orientation: Pay attention to the direction of your oil filter; incorrect installation can cause oil starvation.
  • Screen cleaning: The frame oil screen should be cleaned every 3–4 oil changes to prevent obstructions and ensure good oil flow .
  • Oil type: Only use motorcycle-specific 10W40 oil—automotive oils lack the right additives for your wet clutch.

Maintenance Intervals & Final Tips

  • Change the oil and filter: Every 2,000 miles, or after any prolonged, hard off-road riding. The first change after a fresh engine or rebuild should be at 600 miles .
  • Keep a log: Record date, mileage, and oil/filter type each time you perform the service.
  • Dispose of old oil responsibly: Take used oil and filter to a certified recycling location.

Routine maintenance like this oil change ensures your Honda XR650L continues to deliver reliable power whether commuting or tearing through trails. Stay on top of your intervals and always double-check your work for years of trouble-free riding.

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Shop Oil Fillers and Drain Plugs for a 2008 Honda XR650L Dirt Bike.

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.