123\VOLVO-B18-B20-4-R-V

for Volvo > B18-A ( VALP ), B18-B, B20-A, B20-B, B20-D, B20-E, B20-F, B18-Penta & B20-Penta
the 123\VOLVO-B18-B20-4-R-V is a unit that fits the B18 and B20 4-cylinder Volvo carburetor and injection engines. It fits cars, trucks and boats (VOLVO PENTA)

Please be aware you need the 123\VOLVO-B18-B20-4-R-V-IE for Bosch D-jetronic 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.
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

Curve table data

123\VOLVO-B18-B20-4-R-V
advance starts max. advance vac. adv. starts max. vac. adv.
curve [rpm crankshaft] [rpm/ degr. crankshaft] [mmHg] [mmHg/ degr.] replaces remark
0 0800 4800 26,0 075 125 10,0 BOSCH 0 231 146 026A & 161 001 Volvo B18A until 1966
1 0800 4800 26,0 075 125 10,0 BOSCH 0 231 146 026B Volvo B18A after 1966
2 0800 4800 26,0 100 200 10,0 BOSCH 0 231 153 003 & 151 001 Volvo B18B
3 1000 3100 29,0 100 200 10,0 BOSCH 0 231 153 009 B18B with 'pollution-reduction'
4 0800 4800 26,0 075 125 10,0 BOSCH 0 231 146 077 Volvo B20A
5 1200 3600 26,0 075 125 10,0 BOSCH 0 231 170 085 Volvo 20A with alu.body
6 1200 3600 26,0 075 125 10,0 BOSCH 0 231 170 085 LPG/E85 B20A with alu.body
7 0500 5800 27,0 - - 8,0* BOSCH 0 231 146 078 & 099 Volvo B20B
8 1000 5000 24,0 075 125 8,0 BOSCH 0 231 146 098 Volvo B20D
9 1000 3000 25,0 - - 10,0* BOSCH 0 231 163 006 & 010 & 021 Volvo B20-E '71-'73
A 1000 2800 22,0 075 125 08,0 BOSCH 0 231 170 087 Volvo B20-E 1974
B 1000 2800 22,0 075 125 08,0 BOSCH 0 231 170 087 LPG/E85 Volvo B20-E 1974
C 1000 4500 24,0 - - 10,0* BOSCH 0 231 163 033 & 178 007 Volvo B20-F
D 0500 2600 31,0 100 200 10,0 BOSCH 0 231 110 038 Volvo B18-PENTA
E 1100 5800 27,0 100 200 10,0 BOSCH 0 231 153 007 & 151 001 B20-PENTA AQ115,120,130.Q105,BB115
F 1000 4800 40,0 100 200 10,0 BOSCH 0 231 178 005 & 011 Volvo B20-PENTA