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Add to CartThe Mercury-MerCruiser 91-805747A-2 Jumper Plug Tool is a genuine OEM Mercury-MerCruiser service tool used for testing circuits on compatible applications. This tool is designed for use where Mercury jumper plug tool 805747A2 is specified by the appropriate service procedure.
Using the correct Mercury-MerCruiser service tool helps support proper diagnostic testing and service work. Always follow the applicable Mercury or MerCruiser service manual procedure for your specific engine, system, and test circuit.
Fitment Note: Service tool application should be verified by engine model, system being tested, service manual procedure, and required tool number before ordering. Please confirm this jumper plug tool is correct for your Mercury or MerCruiser diagnostic procedure before purchasing.
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
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