![Regitar USA Knock Sensor f/Mercruiser Inboard Engines: MCM V-6 V-8 (305, 350 496 CID) MPI Engines w/ECM 555 [RMH001] Brand_Springfield Marine LED indicator: Lights up when](https://cdn.shopify.com/s/files/1/0649/7717/4718/files/107532XL.jpg?v=1742349720)
![Regitar USA Knock Sensor f/Mercruiser Inboard Engines: MCM V-6 V-8 (305, 350 496 CID) MPI Engines w/ECM 555 [RMH001] Brand_Springfield Marine LED indicator: Lights up when](https://cdn.shopify.com/s/files/1/0649/7717/4718/files/107532BXL.jpg?v=1742349722)
![Regitar USA Knock Sensor f/Mercruiser Inboard Engines: MCM V-6 V-8 (305, 350 496 CID) MPI Engines w/ECM 555 [RMH001] Brand_Springfield Marine LED indicator: Lights up when](https://cdn.shopify.com/s/files/1/0649/7717/4718/files/107532CXL.jpg?v=1742349724)
Pay in 4 interest-free payments of $14.75 Learn more
Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
LED indicator: Lights up when any button of key fob is pressed
4-Pin Transducer to 8-Pin Sonar Port
Same as Cole Hersee part number 55025-04
Integrated Storage: Yes
Regitar USA Knock Sensor f/Mercruiser Inboard Engines: MCM V-6 V-8 (305, 350 496 CID) MPI Engines w/ECM 555 [RMH001] Brand_Springfield Marine LED indicator: Lights up whenKnock Sensor for Mercruiser Inboard Engines: MCM V 6 & V 8 (305, 350 & 496 CID) MPI Engines with ECM 555 Knock Sensor for Mercruiser Inboard Engines: MCM V 6 & V 8 (305, 350 & 496 CID) MPI Engines with ECM 555. Engine Brand: Mercury Mercruiser Fitment: Mercruiser 5. 7L 8. 2L Mariner 135HP 300HP Brochure (pdf)
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