For information on modifications and latest models, see. in the Appendix at the end of this Guide.
Specifications
| System type | With electric fuel pump (mechanical on the very first models) and a carburetor with a constant jet cross-section and downward air flow |
Carburetor
| Solex type 35PDSIT | ||||
| Model N | 060 129 015B | 160 129 015B | 060 029 015E | 060 129 015C |
| Time of appearance | 8,75 | 4,76 | 8,77 | 8,75 |
| Starting with the N engine | CH 000 001 | CH 013 231 | CH 032 935 | CL 000 001 |
| Diffuser diameter | 28 mm | 28 mm | 28 mm | 28 mm |
| Main jet | 162,5 | 162,5 | 140 | 160 |
| Air jet/emulsion tube | 145 | 145 | 85 | 155 |
| Idle jet | 200 | 200 | 120 | 200 |
| Auxiliary fuel jet | 57,5 | 57,5 | 50 | 57,5 |
| Auxiliary air jet | 1.04 mm | 1.04 mm | 1.04 mm | 1.04 mm |
| Enrichment system jet | 60 | 60 | 60 | 60 |
| Accelerator pump delivery per piston stroke | 1.98-2.2 cm³ | 1.65-2.05 cm³ | 1.65-2.05 cm³ | 1.65-2.05 cm³ |
| Float chamber needle valve | 1.5 mm | 1.5 mm | 1.5 mm | 1.5 mm |
| Needle valve washer (thickness) | 1.5 mm | 1.5 mm | 1.5 mm | 1.5 mm |
| Throttle valve starting clearance | 0.90-1.00 mm | 0.90-1.00 mm | 1.15-1.25 mm | 0.90-1.00 mm |
| Air damper starting gap 4.5-5.5 mm | 4.5-5.5 mm | 3.8-4.2 mm | 4.5-5.5 mm | |
| Marking on the choke block cover | 128 | 128 | 128 | 128 |
| Adjustment data: Idle speed | 900-1000 rpm | |||
| CO content in idle exhaust | 1,0-2,0% | |||
| Fuel tank capacity | 70 l | |||
| Octane number of fuel | 85 (minimum) | |||
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