How to Change the Oil in a 2022 GAS GAS MC 350F

Shop parts for a 2022 GAS GAS MC 350F Dirt Bike.

Regular oil changes are vitally important for the longevity and performance of your 2022 GAS GAS MC 350F. This guide details every step you need to keep your dirt bike running strong, with specific callouts for the MC 350F platform. Keep your bike in top condition for every ride with this MotoSport.com proprietary guide.

Tools and Supplies Needed

  • 1.0 liter Motorex Cross Power 4T 10W/50 full synthetic oil (OEM recommended)
  • OEM Oil Filter
  • Oil Drain Bolt Crush Washer
  • Socket wrench set (8mm & 13mm sockets preferred)
  • Torque wrench (with low/Nm setting)
  • Oil drain pan
  • Measuring cup or funnel
  • Needle nose pliers (to remove oil strainer)
  • Contact/brake cleaner (optional, for cleaning parts and surrounding surfaces)
  • Clean rags or paper towels
  • Gloves (for safety and cleanliness)
  • Service manual (for checking torque specs and reference)

Complete oil change kits are available and specifically tailored for this model, such as the GasGas Oil Change Kit (U7121040) which includes all required fluids and OEM filter/crush washer for 2021–2024 MC/EX 350F models .

Recommended Service Interval

  • Change your oil every 15 hours of engine time or even sooner if riding in harsh conditions .

Step-by-Step Oil Change Instructions

  1. Warm Up the Engine
    • Start the bike and let it idle for 2–3 minutes to warm the oil. This helps it drain easily and completely .
    • Shut off the engine and let it cool for a few minutes—oil should be warm, not hot, to avoid burns.
  2. Position and Prepare the Bike
    • Stand the MC 350F upright on a flat surface using a stand.
    • Place an oil drain pan under the engine’s drain bolt.
  3. Remove the Drain Bolt and Crush Washer
    • Use your socket wrench (13mm) to loosen and remove the main oil drain bolt underneath the engine .
    • Don’t lose the old crush washer.
    • Let the oil drain out fully—allow several minutes for best results.
  4. Remove the Oil Strainer
    • Locate the oil strainer bolt (typically 13mm socket) and gently remove it .
    • Use needle nose pliers to extract the metal strainer from its cavity.
    • Inspect the strainer for debris and clean with brake/contact cleaner if necessary.
    • Reinstall the strainer carefully after cleaning.
  5. Replace Oil Filter
    • Locate and remove the oil filter cover (typically held by 8mm bolts) .
    • Remove the old oil filter (watch for residual oil spillage).
    • Clean sealing surfaces. Check the new filter is identical and insert it.
    • Inspect the oil filter cover’s O-ring; replace if cracked or damaged.
    • Reinstall the oil filter cover, tightening bolts carefully to factory torque specification (usually quite low—check your service manual, commonly around 7.4 Nm) .
  6. Reinstall Drain Bolt and Add Fresh Oil
    • Install a new crush washer onto your drain bolt to ensure a leak-free seal .
    • Tighten the drain bolt to the manufacturer’s recommended torque spec (do not overtighten—refer to manual).
    • Remove the oil fill cap and, using a funnel or measuring cup, pour in 1.0 liter of Motorex Cross Power 4T 10W/50 full synthetic oil .
  7. Final Steps: Check and Test
    • Replace the oil fill cap.
    • Start the bike and let it idle for 1–2 minutes, then shut it off.
    • Check the oil level sight glass or dipstick as specified for the MC 350F; add oil if necessary to reach the correct level.
    • Inspect all bolts and covers for leaks; wipe up any spills.
    • Dispose of used oil and filter properly at a recycling center or auto parts store.

Specific Call-outs for 2022 GAS GAS MC 350F

  • The drain bolt, oil strainer, and filter cover locations are similar to KTM/Husqvarna 350s using the same platform .
  • Always use a new crush washer to prevent leaks.
  • Torque oil filter cover bolts gently—over-torquing can crack the cover or crush the gasket .
  • OEM recommends Motorex Cross Power 4T 10W/50 full synthetic oil for optimal performance and protection .
  • If you frequently ride in dusty or muddy conditions, consider shorter oil change intervals for best engine life .

Pro Tips

  • Keep extra crush washers on hand for each oil change service.
  • Inspect drained oil for metal shavings using the oil strainer as an early warning of engine issues.
  • Record the hour meter reading and date of each oil change for accurate maintenance logs.

With the right tools, high-quality supplies, and these steps, you’ll keep your 2022 GAS GAS MC 350F performing its best every ride. For more expert dirt bike maintenance, parts, and gear, MotoSport.com has you covered.

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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.