Snap back to neutral fast. Tailored for LO206 and Animal PZ carbs, the throttle return spring SKU 555596 provides tension for immediate reset.

• Coiled for consistent force.
• Heat-treated for durability.

It avoids hanging throttles, crucial for downshifting into turns without overrun. This reliability organizes your inputs, keeping speeds managed.

Racers appreciate the crisp return, which aids in rhythmic driving and reduces fatigue over long races.

Frequently Asked Questions

Q: Is this throttle return spring compatible with all Briggs & Stratton engines?

A: No, this specific spring (SKU 555596) is precision-engineered exclusively for the LO206 and Animal PZ carburetor setups. It is not designed for older flathead or other non-PZ carburetor configurations.

Q: Why is a high-tension return spring important for kart racing?

A: A crisp, responsive return spring is vital for safety and performance. It ensures the throttle plate snaps back to the idle position immediately when you lift off the pedal, preventing "hanging throttles" and allowing for precise, rhythmic downshifting into corners.

Q: How do I know if my throttle spring needs to be replaced?

A: If you notice your throttle pedal feels "lazy," sluggish, or fails to return to the idle stop instantly, the spring may have lost its tension due to heat cycles or fatigue. Replacing it restores the crisp pedal feel and ensures consistent engine management.

Q: Is this spring difficult to install?

A: Installation is straightforward for most racers. Ensure the engine is off and the throttle linkage is disconnected. Simply unhook the old, fatigued spring and replace it with the new heat-treated unit, ensuring it is seated correctly in the mounting points to provide consistent force.

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