| Applicable Manufacturer | Skd |
| Engine Model | 3TNA68L-USWDCH |
| Equipment Type | Welder Gen |
| Engine Type | Vertical In-line 4-cycle Water-cooled Diesel Engine |
| Combustion Chamber | Special Swirl Engine Type |
| Air Intake System | Natural Aspiration |
| Bore | 2.7 in. |
| Stroke | 2.8 in. |
| Displacement | 47.8 cu in. |
| Rated Speed | 3500 RPM |
| Specific Fuel Consumption | <= 292 ( 215) |
| Compression Ratio | 22.6 (effective 20.8) |
| Fuel Injection Timing | Fic(air 18 |
| Fuel Injection Pressure | 11.8 +0.98/ 0 ( 120 +10/ 0) |
| Rotation Direction | Viewed From Flywheel Side Left |
| Governor | Simple Electronic Engine Type Governor (progma) |
| Cooling System | Radiator Cooling |
| Lubricating System | Forcible Lubrication By Trochoid Pump |
| Starter | Electric Startin(starting Motor 12vdc-0.8kw) |
| Charger | Flywheel Magnet Engine Type (dc12v - 15a) |
| Oil Capacity | 0.9 gal. 0.4 gal. |
| Coolant Capacity | 0.3 gal. |
| Flywheel | 295ID mark T61 |
| Fuel Filter | Water Separator None |
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Sensei is a registered Sensei Spare Parts LLC brand that sells high-quality engine spare parts, covering the entire product line offered by Yanmar & Kubota Engines.In 2025, Sensei added common rail injectors, spare parts, and test benches to its portfolio, and began operating in the automotive sector in addition to construction machinery and marine engines.
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