Throttle response can make or break your time on the water. A sluggish engine, rough idle, or inconsistent power delivery often points to a failing throttle position sensor. The Mercury Throttle Position Sensor (8M0125617) is designed to restore seamless acceleration and optimal fuel-air balance in MCM and Vazer engines, ensuring smooth transitions and reliable performance every time you hit the throttle.

Optimized for Performance & Reliability

• Responsive Throttle Control – Delivers real-time input to the engine control module, allowing for precise fuel-air adjustments and consistent power.
• Eliminates Hesitation & Power Loss – A worn sensor can cause erratic acceleration or rough idling—replacing it restores smooth performance.
• OEM Precision Fit – Designed to meet Mercury’s exact specifications for easy installation and dependable operation.
• Durable, Marine-Grade Construction – Built to withstand constant exposure to moisture, vibration, and high engine temperatures.

Product Details:

• Part Number: 8M0125617
• Compatibility: Fits select MCM and Vazer engines
• Function: Monitors throttle position for accurate engine response and fuel efficiency

If throttle response feels off or the engine hesitates under acceleration, a faulty sensor could be the culprit. Swapping it out for the Mercury Throttle Position Sensor (8M0125617) ensures smooth, predictable power every time you push the throttle forward.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.