Volvo-B18-B20-4-R-V-IE

Brand	Volvo
Cylinders	4
Operating voltage	4-15V
D-Jetronic injection output	Yes
Wires	Black: coil '-', Red: ignition key (battery 6V / 12V), White & yellow: D-Jetronic signals
Model	Switch
Rotation direction	CW & CCW
Vacuum	Vacuum
RPM range	500-8000 RPM
IE (D-jetronic support)	IE
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-B18-B20-4-R-V-IE is a unit that fits the B18 and B20 4-cylinder Volvo carburetor and injection engines. It fits cars, trucks and boats (VOLVO PENTA)

This unit offers Bosch D-Jetronic fuel injection support

It has advance-curves for the full range engines from B18A to B20F as well B18 and B20 based Volvo Penta engines.

The unit also offers optimised LPG / Ethanol-curves for these engines.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.

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

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Download the manual

Download manual

The complete tutorial

How to install a 123ignition distributor

curve	advance starts [rpm crankshaft]	max. advance [rpm]	[degr. crankshaft]	vac. adv. starts [mmHg]	max. vac. adv. [mmHg]	[degr.]	replaces	remark
0	800	4800	26	75	125	10	BOSCH 0 231 146 026A & 161 001	Volvo B18A until 1966
1	800	4800	26	75	125	10	BOSCH 0 231 146 026B	Volvo B18A after 1966
2	800	4800	26	100	200	10	BOSCH 0 231 153 003 & 151	001 Volvo B18B
3	1000	3100	29	100	200	10	BOSCH 0 231 153 009	B18B with 'pollution-reduction'
4	800	4800	26	75	125	10	BOSCH 0 231 146 077	Volvo B20A
5	1200	3600	26	75	125	10	BOSCH 0 231 170 085	Volvo 20A with alu.body
6	1200	3600	26	75	125	10	BOSCH 0 231 170 085	LPG/E85 B20A with alu.body
7	500	5800	27	-	-	8,0*	BOSCH 0 231 146 078 & 099	Volvo B20B
8	1000	5000	24	75	125	8	BOSCH 0 231 146 098	Volvo B20D
9	1000	3000	25	-	-	10,0*	BOSCH 0 231 163 006 & 010 & 021	Volvo B20-E '71-'73
A	1000	2800	22	75	125	8	BOSCH 0 231 170 087	Volvo B20-E 1974
B	1000	2800	22	75	125	8	BOSCH 0 231 170 087	LPG/E85 Volvo B20-E 1974
C	1000	4500	24	-	-	10,0*	BOSCH 0 231 163 033 & 178 007	Volvo B20-F
D	500	2600	31	100	200	10	BOSCH 0 231 110 038	Volvo B18-PENTA
E	1100	5800	27	100	200	10	BOSCH 0 231 153 007 / 010 / 012 & 151 001	B20-PENTA Q105A AQ115A,120,130, BB115, MB20A
F	1000	4800	40	100	200	10	BOSCH 0 231 178 005 & 011	Volvo B20-PENTA

Volvo-B18-B20-4-R-V-IE

Where to buy?

Download the manual

How to install a 123ignition distributor

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