TUNE-4-R-V-B21-B23

Improve the performance of your classic car with this highly reliable electronic ignition distributor with USB.

The USB programmable 123TUNE-4-R-V-B21-B23 is designed for the Volvo B17, B19, B21, B23 and B230 engines, not only for classic cars like the Volvo 242, 244, 245 etc but also for the trucks and boats ( Volvo Penta )

Cylinders	4
Model	Tune
Operating voltage	4-15V
Positive earth supported	Yes
Wires	Black: coil '-' , Blue: battery negative , Red: ignition key (battery 6V / 12V) , Yellow: curve selector
Vacuum	Yes
Rotation direction	CW & CCW
IE (D-jetronic support)	No
RPM range	500-10.000 RPM
Brand	Volvo
Environmental temperature	-30 – 100 °C
Cap type	Straight
Dwell	Constant current: fully automatic adaptive dwell
Coil charging time-out	After 1 second, coil current is turned off
Spark balancing	<0.5 degrees
Maximum advance	40 degrees crankshaft

Categories: TUNE, Volvo

The USB programmable 123\TUNE-4-R-V-B21-B23 is designed for the Volvo B17, B19, B21, B23 and B230 engines, not only for classic cars like the Volvo 242, 244, 245 etc but also for the trucks and boats ( Volvo Penta ) .

If you want to tune your engine, or you have an engine for which there is no standard distributor available….. And you are a Windows PC user, the 123\TUNE is the answer! By connecting it to a computer, you can easily adapt the 123\TUNE to fulfill even the most demanding requirements. The unit offers two sets of curves that can be selected by placing 12 Volt on a wire from the 123\TUNE. Handy, if you’re driving on two different fuels, like regular fuel with LPG or with Ethanol.

Tune – 4 – R – V – B21B23 = Tune stands for connection with USB
Tune – 4 – R – V – B21B23 = 4 stands for the numbers of cylinders
Tune – 4 – R – V – B21B23 = R stands for straight distributor cap
Tune – 4 – R – V – B21B23 = V stands for vacuum advance
Tune – 4 – R – V – B21B23 = B21B23 stands for the 123ignition type