Description
The Alfa 4-R
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 table below for available advance curves.
| advance starts | max. advance | vac. adv. starts | max. vac. adv. | |||||
|---|---|---|---|---|---|---|---|---|
| curve | [rpm crankshaft] | [rpm/ | degr. crankshaft] | [mmHg] | [mmHg/ | degr.] | replaces | remark |
| 0 | 1000 | 5000 | 25,0 | 260 | 380 | 10,0 | 0231 129 036 | Giulia Nuova 1300-1600 |
| 1 | 0700 | 4200 | 32,0 | 260 | 380 | 10,0 | 0231 110 045 | Bertone 2000 Spider 2000 |
| 2 | 0700 | 5000 | 38,0 | 260 | 380 | 13,0 | 0231 112 060 | Giulia TI |
| 3 | 0700 | 5000 | 38,0 | 260 | 380 | 13,0 | 0231 112 065 | Giulia TI |
| 4 | 0700 | 5000 | 37,0 | 260 | 380 | 10,0 | 0231 110 041 | Duetto1600 |
| 5 | 0700 | 5000 | 37,0 | 260 | 380 | 10,0 | 0231 110 044 | Giulia Sprint |
| 6 | 0700 | 5000 | 37,0 | 260 | 380 | 10,0 | 0231 110 044 | Giulia GT, Giulia GTA |
| 7 | 0700 | 5000 | 37,0 | 260 | 380 | 10,0 | BOSCH JF4 | Bertone 1750 Giulia Super 1300, 1600 |
| 8 | 0700 | 5000 | 37,0 | 260 | 380 | 10,0 | 0231 110 032 | Spider 1750 |
| 9 | 0700 | 5000 | 37,0 | 260 | 380 | 10,0 | 0231 110 034 | Giulia Super |
| A | 1000 | 5400 | 30,0 | 260 | 380 | 10,0 | 0231 178 006 | Alfa ’72-’78 |
| B | 0700 | 5000 | 37,0 | 260 | 380 | 10,0 | 0231 110 044 | same as # 5 |
| C | 0700 | 5000 | 37,0 | 260 | 380 | 10,0 | 0231 110 044 | same as # 5 |
| D | 1000 | 4000 | 21,0 | 260 | 380 | 10,0 | tuning | – |
| E | 0700 | 4000 | 32,0 | 260 | 380 | 10,0 | shankle | #4255 |
| F | 0500 | 5000 | 36,0 | 260 | 380 | 10,0 | Marelli | S103B S103BA S166A |
| SPECIFICATIONS | |
|---|---|
| cylinders: | 6 |
| direction: | CW/CCW |
| voltage: | 4,0-15,0 Volts |
| range: | 500 – 8000 rpm |
| temperature: | -30 to 100 Celsius |
| coil: | stock or High Energy coil, primary coil NOT below 1,0 ohm |
| dwell: | constant current, fully autom. |
| time-out: | after 1 second current is switched off |
| spark-bal.: | better than 0,5 degr. crankshaft |
| max.advance: | 45 degr. crankshaft |
| wiring: | red = +6V or +12V, black = ‘-‘ coil |
123ignition has been active in the field of classic cars for more than 15 years and through this became a respected brand. The company started in 1992 and from 2001 fully focused on electronic ignition systems. The first prototype ignition was born out of passion a couple of years before. A project was started to provide an electronic ignition for a Citroen 2CV. This turned out to be such a great success that the project was turned into a product. Meanwhile, the assortment expanded more and more, and we can now offer a suitable product for many classic cars.
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