Key Switch Ignition Wiring 54212A 7, 54212A 3, 63468A 1,


Key Switch Ignition Wiring Harness 54212A 7, 54212A 3, 63468A 1,


4 terminal

3 pin as follows

1-battery pin

2-ignition power pin,

3- starter solenoid crank power pin & terminal number 4 accessory power supply

Comes with 2 keys


Supersession Chain
54212A 7

54212A 3

63468A 1


This ignition switch was used on many MerCruiser inboard engines & Mercury outboard motors in the 1960s, 70s & 80s

This switch was also used for powered trim and tilt motor lockout switch


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  • Model: Key Switch Ignition Wiring Harne
  • Shipping Weight: 0.4kgs
  • 1 Units in Stock
  • Manufactured by: MerCruiser