The 123\PEUGEOT-4-R-V replaces the Ducellier M3, M12, XC1, M127, M59, M43, M75, M48, M36, M42, M50, M53, M77, M78, M95, M71, M86 & M130.
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.
| curve | advance starts [rpm crankshaft] | max. advance [rpm] | [degr. crankshaft] | vac. adv. starts [mmHg] | max. vac. adv. [mmHg] | [degr.] | replaces | remark |
| 0 | 1200 | 4500 | 20 | 100 | 300 | 10 | M127 | model: J9 XN1P |
| 1 | 1200 | 4600 | 36 | 100 | 300 | 15 | M59 | 204, 304 XK 1:7,6 |
| 2 | 1000 | 5300 | 24 | 100 | 300 | 10 | M43 | 204, 304 XK 1:8,8 |
| 3 | 1400 | 6000 | 31 | 100 | 300 | 10 | M75 | 204, 304 XL3S |
| 4 | 1100 | 4500 | 17 | 100 | 300 | 10 | M3 | 203 1300cc |
| 5 | 1000 | 4200 | 34 | 100 | 300 | 17 | XC1 | 404 XC1 (1960) |
| 6 | 1000 | 5000 | 29 | 100 | 300 | 10 | M48 | 404,504,505,XC5,XB5,XC6,XC7,XM7,XN1 |
| 7 | 1000 | 5500 | 21 | 100 | 300 | 9 | M36,M42,M50 | 404 XCKF1,XCKF2 |
| 8 | 900 | 4400 | 26 | 100 | 300 | 9 | M53 | 504 TIXN2 |
| 9 | 1100 | 4500 | 23 | 100 | 300 | 9 | M77 | 504 XN2 |
| A | 1000 | 5000 | 26 | 100 | 300 | 10 | M78 | 504 XN1 |
| B | 1100 | 4500 | 26 | 150 | 300 | 10 | M95 | 504 XN2 |
| C | 1000 | 3700 | 37 | 100 | 300 | 10 | M71 | J7 XC7P,XM7P |
| D | 1000 | 5200 | 39 | 100 | 300 | 8 | M86 | J7 XC7P,XM7P |
| E | 1000 | 4500 | 28 | 100 | 300 | 16 | M12 | 403 1500cc |
| F | 1400 | 5000 | 26 | 100 | 300 | 20 | M130 | J5 XM7T,XN1T |
