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| Home / Engines / Kubota Engines / Kubota V2003 |
Kubota V2003 Maintenance
| Engine Model: Kubota V2003 |
| Engine Type: 4-cycle vertical 4-cylinder water-cooled diesel engine |
| Total Displacement: 122 cu.in (2.0 L) |
| Rated Engine Power: 43.7 Hp (32.6 kW) at 3020 rpm |
| Fuel System: Indirect fuel injection |
| Service Data |
Cylinder bore inside diameter, mm (in) ............... 83.000-83.022 (3.26772-3.26858)
Cylinder compression, kPa (psi) ............... 3240-3720 (470-540)
Cylinder head (max out of flatness), mm (in) ............... 0.05 (0.002)
Intake valve clearance (Cold), mm (in) ............... 0.18-0.22 (0.0071-0.0086)
Exhaust valve clearance (Cold), mm (in) ............... 0.18-0.22 (0.0071-0.0086)
Engine oil pressure (Idle Speed), kPa (psi) ............... 98 (14)
Engine oil pressure (Rated Speed), kPa (psi) ............... 250-440 (36-64)
Fan belt tension, N (kgf) ............... 98 (10)
Fan belt deflection, mm (in) ............... 10-12 (0.39-0.47)
| Engine Oil |
Engine oil type ............... SAE 10W-30, 10W-40
Oil classification (API service) ............... CD, CF, or CE
Engine oil capacity (3.5" oil pan), L (qts) ............... 7.6 (8.1)
Engine oil capacity (4.9" oil pan), L (qts) ............... 9.5 (10.1)
| Engine Filters |
Oil filter part number ............... HH164-32430
Fuel filter part number ............... 15521-43160
Air filter part number ............... TA040-93230, TA040-93220
| Service Intervals |
Check Fuel Pipes ............... Every 50 hours
Service Air Filter ............... Every 100 hours
Clean Fuel Filter ............... Every 100 hours
Check Battery ............... Every 100 hours
Check Belt Tension ............... Every 100 hours
Change Engine Oil (3.5" Oil Pan) ............... Every 200 hours
Replace Oil Filter (3.5" Oil Pan) ............... Every 200 hours
Change Engine Oil (4.9" Oil Pan) ............... Every 400 hours
Replace Oil Filter (4.9" Oil Pan) ............... Every 400 hours
Replace Fuel Filter ............... Every 400 hours
Clean Radiator Fins ............... Every 500 hours
Check Valve Clearance ............... Every 800 hours
Replace Air Filter ............... Every 1000 hours
Check Injection Nozzles ............... Every 1500 hours
Change Engine Coolant ............... Every 2000 hours
| Tightening Torque Specs |
Cylinder head cover screw (M6x1.0), Nm (lb-ft) ............... 6.9-11.3 (5.1-8.32)
Cylinder head cover cap nut (M8x1.25), Nm (lb-ft) ............... 6.9-8.8 (5.1-6.5)
Cylinder head screw (M11x1.25), Nm (lb-ft) ............... 93.2-98.1 (68.7-72.3)
Injection pipe retaining nut (M12x1.5), Nm (lb-ft) ............... 24.5-34.3 (18.1-25.3)
Nozzle holder assembly (M20x1.5), Nm (lb-ft) ............... 49.0-68.6 (36.2-50.6)
Overflow pipe assembly retaining nut (M12x1.5), Nm (lb-ft) ............... 19.6-24.5 (14.5-18.1)
Glow plug (M10x1.25), Nm (lb-ft) ............... 19.6-24.5 (14.5-18.1)
Rocker arm bracket nut (M8x1.25), Nm (lb-ft) ............... 23.5-27.5 (17.4-20.3)
Fan drive pulley mounting nut (M30x1.5), Nm (lb-ft) ............... 137.3-156.9 (101.3-115.7)
Fan drive pulley screw (M16x1.5), Nm (lb-ft) ............... 313.8-333.4 (231.5-245.9)
Camshaft set screw (M8x1.25), Nm (lb-ft) ............... 23.5-27.5 (17.4-20.3)
Connecting rod screw (M8x1.0), Nm (lb-ft) ............... 44.1-49.0 (32.5-36.2)
Flywheel screw (M12x1.25), Nm (lb-ft) ............... 98.1-107.9 (72.3-79.6)
Bearing case cover screw (M8x1.25), Nm (lb-ft) ............... 23.5-27.5 (17.4-20.3)
Main bearing case screw 2 (M10x1.25), Nm (lb-ft) ............... 68.6-73.5 (50.6-54.2)
Main bearing case screw 1 (M9x1.25), Nm (lb-ft) ............... 46.1-51.0 (34.0-37.6)
Alternator’s pulley nut, Nm (lb-ft) ............... 58.3-78.9 (43.0-58.2)
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| Engines Technical Specifications |