Alfa-4-R

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

The 123ALFA-4-R is designed for: Giulia, Giulietta, Spider, Bertone, Duetto, Junior Zagato, Gran Sport Quattroruote, Alfetta

Brand

Alfa

Cylinders

4

Operating voltage

4-15V

Wires

Black: coil '-' , Red: ignition key (battery 6V / 12V)

Model

Switch

Rotation direction

CW & CCW

Vacuum

No

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

Coil charging time-out

After 1 second , coil current is turned off

Spark balancing

<0.5 degrees

Maximum advance

40 degrees crankshaft

Categories: ,

The 123\ALFA-4-R is designed for the Giulia Nova, Spider & Bertone 2000, the Duetto and many others. There are also a couple of special curves, as used by well respected tuners.

The unit offers a maximum total of 16 advance-curves to be selected by the end-user.
Please take a look in the curve table for available advance curves.

Alfa – 4 – R = Alfa stands for the 123ignition type  
Alfa – 4 – R  = 4 stands for the number of cylinders 
Alfa – 4 – = R stands for straight distributor cap

How to install a 123ignition distributor

Download the manual

Tune+ App Manual

Where to buy?

Do you want to know where to buy the 123Ignition in your area? Check out the dealer page!

curveadvance starts
[rpm crankshaft]
max. advance
[rpm]
[degr. crankshaft]vac. adv. starts
[mmHg]
max. vac. adv.
[mmHg]
[degr.]replacesremark
01000500025260380100231 129 036Alfetta GT 1.8 01.73-04.74
Berlina 2000,Lusso 01.73-04.74
Giulia Super 1300, 1600 01.73-04.74
GT Junior Zagato 1600 01.73-04.74
GT Junior 1300, 1600 01.73-05.74
GT Veloce 2000, Spider Veloce 2000 03.70-12.72
Spider Junior 1300, 1600
1750
Giulia Nuova 1300-1600
1700420032260380100231 110 045Alfetta GT 1.8 05.72-12.72
Berlina 2000, Lusso 04.71-12.72
GT Veloce 2000, Spider Veloce 2000 04.71-12.72
1750 08.79-12.72
Bertone 2000
2700500038260380130231 112 060Giulia TI
3700500038260380130231 112 065Same as #2
4700500037260380100231 110 041
0231 110 044
0231 129 032
0231 129 034
Giulia Super 1300, 1600 11.70-12.72
GT Junior Zagato 1600 08.71-12.72
GT Junior 1300, 1600 02.69-12.72
Spider Junior 1300, 1600 05.70-12.72
Giulia Sprint
Giulia GT, Giulia GTA
Duetto 1600
Spider 1750
Giulia Super
1750 08.68-12.72
570050003726038010Same as #4
670050003726038010Same as #4
780050003726038010Same as #4
870050003726038010Same as #4
970050003726038010Same as #4
A1000540030260380100231 178 006Alfetta GT 1.6 05.76-05.77
Alfetta GT 1.8 05.74-05.77
Berlina 2000, Lusso 05.74-05.77
Giulia Super 1300, 1600 05.74-05.77
Giulietta 1.8 04.79-
GT Junior 1300, 1600 06.74-06.77
GT Veloce 2000, Spider Veloce 2000 05.74-05.77
Spider Junior 1300, 1600 06.74-05.77
Alfa '72-'78
B70050003726038010same as #4
C70050003726038010same as #4
D100040002126038010tuning-
E70040003226038010shankle #4255
F90049003626038010MarelliS103B S103BA S166A

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