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Volvo-B21-B23-4-R-V
Improve the performance of your classic car with this highly reliable electronic ignition distributor.
The 123VOLVO-B21-B23-4-R-V 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 ) .
| Brand |
Volvo |
|---|---|
| Cylinders |
4 |
| Operating voltage |
4-15V |
| Wires |
Black: coil '-' ,Red: ignition key (battery 6V / 12V) |
| Model |
Switch |
| Rotation direction |
CW & CCW |
| Vacuum |
Yes |
| RPM range |
500-10.000 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 |
the 123\VOLVO-B21-B23-4-R-V 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 ) .
the 123 offers advance-curves for B17 – B25 Volvo & Volvo Penta engines including turbo engines. This is the result of thorough research in the original Volvo-workshopmanuals. (even a couple of optimised LPG/Ethanol curves are available )
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.
Volvo-B21-B23 – 4 – R – V = Volvo-B21-B23 stands for the 123ignition type
Volvo-B21-B23 – 4 – R – V = 4 stands for the number of cylinders
Volvo-B21-B23 – 4 – R – V = R stands for straight distributor cap
Volvo-B21-B23 – 4 – R – V  = V stands for vacuum advance
How to install a 123ignition distributor
Where to buy?
Do you want to know where to buy the 123Ignition in your area? Check out the dealer page!
| curve | advance starts [rpm crankshaft] | max. advance [rpm] | [degr. crankshaft] | vac. adv. starts [mmHg] | max. vac. adv. [mmHg] | [degr.] | replaces | remark |
| 0 | 1000 | 4500 | 30 | 200 | 400 | 14 | BOSCH 0231.170.134, 0231.178.010 | VOLVO B21/23 PENTA |
| 1 | 1000 | 3800 | 26 | 200 | 400 | 14 | BOSCH 0231.178.016,17,18 & 19 | VOLVO AQ131, AQ150 |
| 2 | 1000 | 3000 | 25 | 150 | 400 | 14 | BOSCH 0231.170.185, 0231.170.284 | VOLVO |
| 3 | 1000 | 5000 | 25 | 150 | 400 | 14 | BOSCH 0231.170.287 | VOLVO |
| 4 | 1000 | 4000 | 25 | 150 | 400 | 14 | BOSCH 0231.170.302 | VOLVO |
| 5 | 1000 | 4000 | 30 | 150 | 400 | 10 | BOSCH 0231.176.103 | VOLVO |
| 6 | 1000 | 6300 | 29 | 150 | 400 | 14 | BOSCH 0237.002.001, 0237.002.017 | VOLVO |
| 7 | 1000 | 4800 | 23 | 150 | 400 | 14 | BOSCH 0237.003.027, 0237.003.024 | VOLVO |
| 8 | 1000 | 5000 | 29 | 150 | 400 | 14 | BOSCH 0237.003.003, 0237.003.009 | VOLVO |
| 9 | 1000 | 4000 | 28 | 150 | 400 | 14 | BOSCH 0237.002.038 | VOLVO |
| A | 1000 | 4800 | 22 | 150 | 400 | 10 | BOSCH 0237.002.007 | VOLVO |
| B | 1000 | 4500 | 30 | 200 | 400 | 14 | BOSCH 0231.170.134, 0231.178.010 | VOLVO LPG/E85 |
| C | 1000 | 4000 | 30 | 100 | 300 | 10 | BOSCH 0237.002.001, 0237.002.017 | VOLVO LPG/E85 |
| D | 1200 | 4800 | 22 | 100 | 400 | 20 | BOSCH 230FH-MODULE | VOLVO |
| E | 1000 | 3900 | 25 | 120 | 235 | 15 | BOSCH 0237.024.013 | VOLVO |
| F | - | - | - | - | - | - | - | - |
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