This OEM Mercury/Quicksilver sensor assembly is a must-have for any boat owner with a Mercruiser V6 or V8 engine between 1981 and 1997. It is designed to fit perfectly and function seamlessly with your engine, ensuring optimal performance and reliability.

Crafted with high-quality materials and precise engineering, this sensor assembly is built to last and withstand the rigors of all types of marine environments. It is compatible with a wide range of Mercruiser models, including the Thunderbolt Ignition Sensor, and comes with a manufacturer part number of 87-91019A3 87-892150A02. Whether you're replacing a worn-out part or upgrading your ignition system, this sensor assembly is the perfect choice for your boat.