87 is the high-current output of the relay to whatever you want to turn on (e.g., an electric fan). 86 is the low-current voltage from a switch that turns on the device. 85 is the low-current ground.

Our example for today's "how to" lesson is MotorTrend tech center technician Christian Arriero's 1974 Plymouth Duster . Christian picked up a Painless Performance electric fan relay kit with a ...

A screw-in fuse with an admedium-screw brass shell, glass housing, and brass top. "50" stamped on bottom contact. Location Currently not on view Credit Line from International Business Machines, Inc., ...