Rotax Original Valve Holding Spring

The fixing spring (identified under the Number 17 on the technique burst) plays a crucial role in the regulation of your exhaust. It comes to clip on the valve hood to keep the whole constant tension.

Why replace your spring regularly?

• Certified voltage: Unlike adaptable springs, the original spring Rotax Has precisely tares for not brush the movement of guillotine.

• High quality steel: Designed to support repeated heating cycles without losing its elasticity ("fatigue" effect).

• Safety: Avoid that the valve cover opens under the effect of the intense vibrations of the engine.

Compatibility:

• Rotax 125 max (all versions: Evo, Senior, Junior, Mini, Micro, DD2).

💡 Michel's Tip (Magickart):

"It's a room that is often dismantled and ends up relaxing or oxidizing. A tired spring, it's a valve that closes bad and a motor that loses nervousness down!

The Pro Council: With every big valve cleaning, check if the spring 'slam' well at the closure. If you seem too flexible, change it. It is a small investment that makes your carburization tremendously. "

🛠️ Tuto: How to install the valve hood spring?

The assembly is simple but requires a little precision to avoid damaging the plastic of the hood:

1. Cleaning: Make sure that the valve cover and the spring housing are free of grease or calamine.

2. Positioning: Place the valve cover on the bellows and guillotine.

3. Setting up: Engage the spring in its notched notch on the cylinder.

4. Voltage: Using a spring hook or a flat clip, tilt the spring over the hood to lock it.

5. Verification: Press the valve piston to check that the spring does not interfere with the vertical movement of the guillotine.

It's good for the spring # 17? We continue on which room of the burst Rotax ?