Description
123FIAT-TC-4-AV

The 123\FIAT-TC-4-A-V is designed to replace the mechanical distributor ( mounted on top of the cylinder-head ) in the popular Fiat twin-cam engines.
Four original Fiat-curves are integrated into this product.
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 | 3500 | 36,0 | 100 | 300 | 10,0 | MARELLI S134B | FIAT-124 SPORTMODEL 1608cc |
1 | 1000 | 3500 | 31,0 | 100 | 300 | 10,0 | MARELLI S144B | A FIAT-124 SPORTMODEL 1756cc |
2 | 1000 | 3500 | 28,0 | 100 | 300 | 10,0 | MARELLI SM807CX | FIAT-124 SPORTMODEL 1995cc |
3 | 1000 | 3500 | 24,0 | 100 | 300 | 10,0 | MARELLI AEI200A,0227.100.14 | FIAT-131 RACING 1995cc |
4 | 1000 | 4500 | 20,0 | 100 | 300 | 10,0 | LUCAS | 2000/6,0 |
5 | 1000 | 4500 | 20,0 | 100 | 300 | 10,0 | LUCAS | 2000/8,0 |
6 | 1000 | 4500 | 20,0 | 100 | 300 | 10,0 | LUCAS | 2000/10,0 |
7 | 1000 | 4500 | 20,0 | 100 | 300 | 10,0 | LUCAS | 2000/12,0 |
8 | 1000 | 4500 | 23,0 | 100 | 300 | 12,0 | LUCAS | 2000/6,5 |
9 | 1000 | 4500 | 23,0 | 100 | 300 | 12,0 | LUCAS | 2000/9,0 |
A | 1000 | 4500 | 23,0 | 100 | 300 | 12,0 | LUCAS | 2000/11,0 |
B | 1000 | 4500 | 23,0 | 100 | 300 | 12,0 | LUCAS | 2000/13,0 |
C | 1000 | 4500 | 26,0 | 100 | 300 | 14,0 | LUCAS | 2000/7,5 |
D | 1000 | 4500 | 26,0 | 100 | 300 | 14,0 | LUCAS | 2000/10,0 |
E | 1000 | 4500 | 26,0 | 100 | 300 | 14,0 | LUCAS | 2000/12,0 |
F | 1000 | 4500 | 26,0 | 100 | 300 | 14,0 | LUCAS | 2000/14,0 |
SPECIFICATIONS | |
---|---|
cylinders: | 4 |
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 |
vacuum: | starts at 100 mmHg, ends at 10 degr. @ 300 mmHg |
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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