General Information
Brief Technical Specifications of Diesel Engines
In this manual: General Information
~1min read
| Parameter | JPA | JP | JP | SB | 1V |
| Number of cylinders | 4 | 4 | 4 | 4 | 4 |
| Cylinder bore, mm | 76,5 | 76,5 | 76,5 | 76,5 | 76,5 |
| Piston stroke, mm | 86,4 | 86,4 | 86,4 | 86,4 | 86,4 |
| Displacement, cm3 | 1600 | 1600 | 1600 | 1600 | 1600 |
| Compression ratio | 23 | 23 | 23 | 23 | 23 |
| Minimum cetane number of diesel fuel | 45 | 45 | 45 | 45 | 45 |
| Rated power kW (hp)/ crankshaft speed, rpm | 40(54)/ 4800 | 51(70)/ 4500 | 59(80)/ 4500 | 59(80)/ 4500 | 44(60)/ 4500 |
| Maximum torque, N·m / crankshaft speed, rpm | 100/ 2500 | 133/ 2500 | 155/ 2600 | 155/ 2600 | 110/ 2400 |
| Firing order | 1–3–4–2 | 1–3–4–2 | 1–3–4–2 | 1–3–4–2 | 1–3–4–2 |
| Intake valve timing: | |||||
| – opening before TDC | 5* | 5* | 7 | 7 | 7 |
| – closing after BDC | 13° | 13° | 14° | 14° | 14° |
| Exhaust valve timing: | |||||
| – opening before BDC | 27° | 27° | 27° | 27° | 26° |
| – closing after BDC | 5° | 5° | 7° | 7° | 7° |
| Start of fuel injection before TDC, mm | |||||
| – nominal | 0,9 ±0,07 | 0,9 ±0,07 | 1,0 ±0,0 | 0,9 ±0,07 | 1,0 ±0,0 |
| – adjustment value | 0,9 ±0,02 | 0,9 ±0,02 | 1,0 ±0,02 | 0,9 ±0,02 | 1,0 ±0,02 |
| Idle crankshaft speed, rpm | 850 ±100 | 850 ±100 | 850 ±100 | 850 ±100 | 850 ±100 |
| Maximum crankshaft speed, rpm | 5350 ±50 | 5100 ±50 | 5100 ±100 | 5100 ±100 | 5350 ±100 |
| Turbocharger availability | no | yes | yes | yes | yes |
| Charge air intercooling | no | no | yes | yes | no |
| Catalytic converter availability | no | no | no | no | yes |
* From 08.1985, due to the introduction of hydraulic valve lifters, valve timing changed and became the same as the 1V engine.
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