Product Description
Ignition Ballast Resistor
4 pole version
1973-80 and some later Trucks and more
This series resistor contains 2 separate resistors
The one that is connected before the ignition coil has around 0.5 Ohm
The second, which is connected before the ECU, has around 5 ohms.
Cold Resistance:1.15-1.38 ohms At 25 Degrees C
Operating Resistance:4.75-5.75 ohms At 25 Degrees C
Brand: Standard Motor Products
Manufacturer's Part Number: RU12
Part Type: Ballast Resistors
Product Line: Standard Motor Ballast Resistors
Quantity: Sold individually.
Are you looking for extra protection? Standard Motor has you covered with their ballast resistors. They are perfect for protecting your points-style ignition system. They also allow you to install aftermarket coils without worrying about frying your ignition.
