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    Is Tachometer compatible for 1974 Johnson 65 HP and 1983 Force 85 HP?

    I installed a 1983 Force 85 HP on a 1974 Starcraft that originally came with a 1974 65 HP Johnson. Both motors had a 2-wire connection to the tach/ground. After installing the Force, I hooked up the purple tach wire (and ground) to the two connections for the Starcraft tac/ground. It works...
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    Impeller replacement step-by-step request for 1983 Force 85 HP

    I don't have the specific manual for my 1983 Force 85 HP but would like to replace my impeller today. Can anyone send me step-by-step instructions along with any advice as to any special precautions or tips that may not be in the manual? I've read some related posts here that indicate there was...
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    Overheat Warning and Troubleshoot Question 1983 Force 85 HP

    My overheat warning went off after a few minutes of idling in the water. The motor sat for a few years and I've read that the thermostat, impeller and water pump are all prime suspects. What logical order should I follow to problem-solve? Do I need special tools to test the thermostat?
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    Starter spins but won't engage

    I switched out a motor, controls and ignition switch but I'm not sure about the starter relay connection to the ignition switch, and now my starter spins but won't engage. At first I mistakenly connected the black wire from the ignition harness to the ignition switch terminal labelled "I"...
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    1983 Force 85 HP ignition switch trouble/question

    I'm stumped now that I've switched out the ignition switch, controls and motor. Before disconnecting the ignition switch I labelled each switch contact to the respective wire colors beforehand. Now that I've installed the switch/motor on another boat, the circuit breaker trips as soon as I turn...
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    Overheat buzzer wiring for 1983 Force 85HP

    I switched controls and ignition and I'm not sure how to wire my overheat buzzer. There are 2 wires connecting the buzzer-one is orange and I believe it connects to the sensor on the motor, but I'm not sure where to connect the other short black wire that extends from the buzzer. The buzzer is...
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