Mercedes 4 Cylinder No Vacuum

For Mercedes with 4 cyl. engines No Vacuum Merc 4-R

123Ignition
SKU:
Merc 4-R
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Description

Mercedes with 4 cyl. engines

123\MERCEDES-4-R

for Mercedes-Benz > Mercedes with 4 cyl. engines
the 123\MERCEDES-4-R-V is designed for the W110, W115 and W123 engines, in the Mercedes :

- 190C
- 200
- 220
- 220US
- 230

Next to the standard-curves, it offers optimised advance-curves for driving on LPG or E85, the new Bio-Ethanol-fuel of the future.

For cars with Bosch 'D-jetronic' injection-systems, order the 123\MERCEDES-4-R-V-IE.


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
max.advance: 45 degr. crankshaft
wiring: red = +6V or +12V, black = '-' coil


Installation manual 

Curve table data
123\MERCEDES-4-R
 advance startsmax. advancevac. adv. startsmax. vac. adv.  
curve[rpm crankshaft][rpm/degr. crankshaft][mmHg][mmHg/degr.]replacesremark
0 600 4600 35,0 125 250 11,0 BOSCH 0231 115 064 W115 1:9,0 200,220,230
1 600 4600 35,0 125 250 11,0 0 231 115 064 as curve #0 for LPG/E85
2 700 4400 24,0 100 300 17,0 0 231 170 237, 0 231 170 138 W123 1:9,0 200,230
3 700 4400 24,0 100 300 17,0 0 231 170 237, 0 231.170 138 as curve #2 for LPG/E85
4 700 4600 35,0 100 250 11,0 VJUR4 BR27T, 0 231 115 027 W110 1:8,7 190C
5 700 4600 35,0 100 250 11,0 VJUR4 BR27T, 0 231.115.027 as curve #4 for LPG/E85
6 700 4600 35,0 100 250 10,0 0231.115.052 W110 1:9,0 190C, 200
7 700 4500 35,0 100 250 10,0 0231.115.052 W110 1:8,6 200
8 700 4500 35,0 100 300 10,0 0231.115.060, 0 231 115 065 W115 1:9,0 220US ask a profi!
9 700 4600 35,0 100 250 11,0 0231.115.052 W110 1:9,0 for LPG/E85, 190C, 200
A 700 4600 35,0 100 250 11,0 0231.115.052 W110 1:8,6 for LPG/E85, 200
B 700 4600 35,0 100 250 11,0 VJU4BR29, VJUR4BR27, VJUR14 & 22 MERCEDES 180A & 190
C 800 4000 45,0 100 250 10,0 VJUR4BR28, 0 231 115 029 MERCEDES 180B
D 700 2600 27,0 100 300 10,0 VJUBR11, VJR4BR24 MERCEDES 190SL
E - - - - - - - -
F 600 3200 30,0 100 350 20,0 VJUR4BR6, VJUR4BR17 BORGWARD, ISABELLA