GB-6-R-V-POS pre-programmed electronic distributor positive earth

Brand	Aston Martin , Austin , Jaguar , Landrover , MG , Mini , Morgan , Morris , Rover , Triumph
Cylinders	6
Operating voltage	4-15V
Wires	Black: coil '-' , Blue: battery negative , Red: ignition key (battery 6V / 12V)
Model	Switch
Rotation direction	CW & CCW
Vacuum	Yes
RPM range	500-8000 RPM
IE (D-jetronic support)	No
Environmental temperature	-30 – 100 °C
Cap type	Straight
Dwell	Constant current: fully automatic adaptive dwell
Positive earth supported	Yes
Coil charging time-out	After 1 second, coil current is turned off
Spark balancing	<0.5 degrees
Maximum advance	40 degrees crankshaft

The 123\GB-6-R-V-POS replaces most 6 cyl. Lucas-distributors for engines in Great-British (hence ‘GB’) cars.
This unit offers “Positive earth” option. This means the unit can be used on positive earth cars. (+ of the battery connected with the chassis of the car) It is also possible to use this unit on a negative earth car.

Note that there are dedicated 123-ignitions for Mini, Jaguar & MG.

Please check if the distributor need a connection for a mechanical rev.counter, as a 123\GB-6-R-V-POS does not offer this.The unit offers a maximum total of 16 advance-curves to be selected by the end-user.
Please take a look in curve table for available advance curves.

GB6 / Jaguar / Tune+-6-R-V-G / Tune-6-R-V-G = Suitable for Lucas 25D6 / 23D6

GB-6-R-V-POS = GB stands for the 123ignition type
GB-6-R-V-POS = 6 stands for the number of cylinders
GB-6-R–V-POS = R stands for straight distributor cap
GB-6-R-V-POS = V stands for vacuum advance
GB-6-R-V-POS = POS stands for positive earth

How to install a 123ignition distributor

Download the manual

Download manual

Tune+ App Manual

Where to buy?

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curve	advance starts [rpm crankshaft]	max. advance [rpm]	[degr. crankshaft]	vac. adv. starts [mmHg]	max. vac. adv. [mmHg]	[degr.]	replaces	remark
0	1000	4200	17	100	300	10	LUCAS	2000/5,0
1	1000	3600	17	100	300	10	LUCAS	2000/6,5
2	1000	3000	17	100	300	10	LUCAS	2000/8,4
3	1000	2500	17	100	300	10	LUCAS	2000/11,0
4	1000	4500	20	100	300	10	LUCAS	2000/6,0
5	1000	4500	20	100	300	10	LUCAS	2000/8,0
6	1000	4500	20	100	300	10	LUCAS	2000/10,0
7	1000	4500	20	100	300	10	LUCAS	2000/12,0
8	1000	4500	23	100	300	12	LUCAS	2000/6,5
9	1000	4500	23	100	300	12	LUCAS	2000/9,0
A	1000	4500	23	100	300	12	LUCAS	2000/11,0
B	1000	4500	23	100	300	12	LUCAS	2000/13,0
C	1000	4500	26	100	300	14	LUCAS	2000/7,5
D	1000	4500	26	100	300	14	LUCAS	2000/10,0
E	1000	4500	26	100	300	14	LUCAS	2000/12,0
F	1000	4500	26	100	300	14	LUCAS	2000/14,0

GB-6-R-V-POS

How to install a 123ignition distributor

Download the manual

Tune+ App Manual

Where to buy?

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