1981 Mercury Marquis Fuel Sensors, Relays & Switches
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- ACDelco®Professional™ Fuel Pump Cut-Off SwitchMercury Marquis With Electric Fuel Pump 1981, Professional™ Fuel Pump Cut-Off Switch by ACDelco®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$93.57
- Original Engine Management®Fuel Pump RelayMercury Marquis 1981, Fuel Pump Relay by Original Engine Management®. OEM offers the highest quality parts available. With vehicle systems becoming more and more complex, electronic components and sensors must be manufactured to precise...Made to deliver trouble-free operation for years aheadManufactured with cutting-edge technology$8.28 - $15.09
- Standard®Barometric Pressure Sensor ConnectorMercury Marquis 5.0L / 5.8L 1981, Barometric Pressure Sensor Connector by Standard®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or...Each part has high-quality direct replacement electrical connector eliminates the need for a harness replacing only the damaged connector, for a cost effective repair solutionThe terminal is manufactured with high grade materials such as copper alloy, brass, and phosphor bronze$26.18
- Standard®Intermotor™ Fuel Pump Cut-Off SwitchMercury Marquis With Electric Fuel Pump 1981, Intermotor™ Fuel Pump Cut-Off Switch by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$50.07
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