Hall effect electronic conversion that replaces points & condenser in the DX4A distributor.
Improves starting/running and MPG. Easy to fit and maintenance free.
Price for ignition kit only.
The DX4A was fitted to some Land Rovers 1952-'53 - please check which distributor you have.
Car must be negative earth and have a coil with more 1.5 ohms resistance (recommend 3.0 ohm). Also should be used with suppressed carbon leads, not copper.