Yamaha YZ65J YZ65 2018 Owner's Manual
![Yamaha YZ65J YZ65 2018 manual cover](/images/f03f646a2e3b8df44efd00a2/thumbs/thumb175x175.webp)
The recommended oil type for the Yamaha YZ65J YZ65 2018 is a high-quality 2-stroke engine oil. Yamaha suggests using their own Yamalube 2R oil for optimal performance and protection.
It is recommended to clean the air filter after every ride in dusty or muddy conditions. For regular use, inspect it every 3 to 5 hours of riding and clean it accordingly.
The recommended tire pressure for the YZ65J is typically around 12-15 psi for the front tire and 12-15 psi for the rear tire. However, always refer to the owner's manual for specific guidance.
To adjust the suspension, you need to set the rider sag first. Adjust the preload on the front forks and the rear shock absorber to suit your weight and riding style. Consult the manual for detailed steps and settings.
If your YZ65 is hard to start, check the spark plug for fouling, ensure the fuel is fresh, and confirm the carburetor is clean. Also, verify that the choke is functioning properly and the air filter is clean.
Regularly clean the chain with a suitable chain cleaner, then lubricate it with a high-quality chain lube. Check for proper tension, which should have about 1.2 inches (30 mm) of slack at the tightest point.
For the 2018 Yamaha YZ65, use a NGK BR9ECM spark plug. Ensure it is gapped correctly to 0.024-0.028 inches (0.6-0.7 mm) for optimal performance.
To bleed the brakes, attach a clear tube to the bleed valve, pump the brake lever, and hold it while loosening the valve to release air and fluid. Tighten the valve and repeat until no air bubbles are visible in the tube.
The correct coolant mixture for the YZ65J is a 50/50 mix of antifreeze and distilled water. Ensure that the coolant is suitable for use in aluminum engines.
To improve throttle response, ensure the carburetor is clean and properly jetted. Check the throttle cable for slack and adjust it as necessary. Regular maintenance of the air filter and spark plug can also enhance response.