The Pertronix 1247 Ignitor kit converts the Motorcraft 4-cylinder distributor on the 1941-1942 Ford GPW military Jeep and light Ford trucks to electronic ignition. It installs inside the stock distributor, runs on a 12 volt negative ground system, and delivers a stronger, more consistent spark than points. Fitment covers the applications listed below.
- Type: Ignitor points-to-electronic ignition conversion
- Trigger: Magnetic (Hall effect)
- Voltage: 12 volt
- Ground: negative ground
- Cylinders: 4
- Recommended coil: 3.0 ohm
- Fits: Original Motorcraft 4-cylinder distributors
- Sold as: Complete conversion kit
- Part number: 1247
Vehicle Applications
- 1941-1942 Ford GPW military Jeep (134ci L4)
- 1942 Ford 1/2 Ton Pickup (120ci L4)
- 1942 Ford 3/4 Ton Pickup (120ci L4)
- 1942 Ford Sedan Delivery (120ci L4)
FAQ
Which vehicles does the 1247 fit?
It fits the 1941-1942 Ford GPW military Jeep and the 1942 Ford 1/2 ton and 3/4 ton pickups and sedan delivery with the four-cylinder engine and Motorcraft distributor.
What does the 1247 replace?
It replaces the points and condenser with a sealed electronic module inside the distributor.
What voltage does the 1247 require?
It is designed for a 12 volt negative ground system. A 6 volt positive ground version is available under a separate part number.

