Transistor ignition for cars

Gives your car the feel of an expensive luxury car. Better starting and smoother running, particularly at very high and very low RPM. Lower fuel consumption, less pollution, lower servicing costs. Drive economically, drive electronically. Only for petrol/gasoline engines. Only for cars with negative ground.
Tested on 2, 4, 6 and 8 cylinder cars

Specifications
max. current: 4A
connection speed: up to 500kHz
PCB dimensions: 70 x 35mm / 2.8 x 1.4"

For use on a 6V system replace these parts :
R1 and R2 : 150 ohm / 1W
R3 : 68 ohm 1/4W
R5, R6 and R7 : 68 ohm / 1W