HPI Racing Baja 5R On Road 115347 Exploded View
![HPI Racing Baja 5R On Road 115347 Race Kit manual cover](/images/JfJfgztIjFrEevmKfjLFcLmg/thumbs/thumb175x175.webp)
To break in the engine, start by running the engine at a rich fuel mixture with the wheels off the ground. Gradually increase the throttle, but avoid full throttle runs for the first few tanks. Allow the engine to cool between runs. This process helps seat the piston ring and ensures a longer engine life.
HPI recommends using a high-quality 2-stroke oil mixed at a ratio of 25:1 (25 parts fuel to 1 part oil) for optimal performance and engine protection.
Improving handling can be achieved by adjusting the suspension setup. Consider tuning the shock oil weight, spring tension, and camber angles. Additionally, ensure tires are appropriate for the track conditions and check for balanced weight distribution.
Check the fuel lines for blockages, ensure there is fuel in the tank, and inspect the spark plug for fouling. Verify that the battery is charged and connections are secure. Also, check the carburetor settings as improper tuning can affect starting.
It's recommended to perform maintenance after every 5-10 hours of run time. This includes checking and cleaning the air filter, inspecting the drivetrain, and tightening any loose screws. Regular maintenance ensures reliability and performance.
Popular upgrades include high-performance exhaust systems, upgraded servos for better control, and reinforced suspension parts. Additionally, performance tires and wheels can improve grip and handling.
Begin with the factory settings and adjust the low-speed and high-speed needles incrementally. Turn the needles in small increments, testing between adjustments until optimal performance is achieved. Ensure the engine is warmed up before making adjustments.
First, check if the cooling fins are clean and unobstructed. Ensure the fuel mixture is not too lean. You can also try using a richer fuel mixture or upgrading the cooling system components. Avoid prolonged high-speed runs without cooling breaks.
Clean the vehicle thoroughly and remove any fuel from the tank and lines. Store the Baja 5R in a dry, temperature-controlled environment. Disconnect the battery and store it separately. Consider using a protective cover to prevent dust accumulation.
Use compressed air or a soft brush to remove loose dirt. Wipe down the chassis and components with a damp cloth. Avoid using water directly on electronic components. Ensure everything is dry before storing or running the vehicle again.