
Excellent constant rev. Output performance fits the timing requirements of I II III power station. The natural aspirated type reaches Euro II standard.
| SL NO. | MODEL NO | WR4105D |
| 1 | type | four stroke, water cooled, vertical, direct inject chamber |
| 2 | cylinder no-borexstroke (mm) | 4-105x125 |
| 3 | piston displacement (L) | 4.33 |
| 4 | compression ratio | 17:01 |
| 5 | firing order | 1-3-4-2 |
| 6 | intake method | Naturally Aspirated |
| 7 | rated power(kw/rpm) | 42/1500 |
| 8 | max idle load rotating(r/min) | ≤2376 |
| 9 | min idle load rotating(r/min) | ≤600 |
| 10 | lowest fuel consumption(g/kw.h) | ≤239 |
| 11 | lowest oil consumption(g/kw.h) | ≤1.63 |
| 12 | exhaust temperature | ≤600 |
| 13 | crankshaft rotating direction | counter clockwise ( face flywheel side) |
| 14 | cooling method | forced water cooled |
| 15 | lubricating method | pressure and splash compound |
| start method | electric start | |
| 17 | dry mass(kg) | 420 |








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