The Kubota D1100 is a 1.1 L (1,115 cc, 68.0 cu·in) straight-three, water-cooled naturally aspirated vertical diesel engine manufactured by Kubota.
The Kubota D1100 engine has a spherical type сombustion сhamber, mini fuel injection pump. The compression ratio rating is 21.0:1. It has a 76.0 mm (2.99 in) cylinder bore and an 82.0 mm (3.23 in) piston stroke.
The engine features a high-durability tunnel-type cylinder block with dry-type cylinder liners.
The D1100 diesel engine produced 23.8 PS (17.5 kW; 23.5 HP) at 2,700 rpm of horsepower.
The breakdown of the engine code is as follows:
- D – 3-cylinders
- 11 – Approximate displacement 1100 cc
General information
Engine Specifications | |
Engine code | D1100A |
Layout | Straight-3, vertical diesel engine |
Fuel type | Diesel fuel No.2-D |
Production | – |
Displacement | 1.1 L, 1,115 cm3 (68.0 cu in) |
Fuel injection pump | Mini fuel injection pump |
Fuel nozzle | – |
Starting system | Electric starting with 12V starter |
Starting support device | Glow plug |
Governor | Centrifugal ball mechanical governor |
Power adder | None |
Max. Horsepower | 23.8 PS (17.5 kW; 23.5 HP) at 2,700 rpm |
Torque output | – |
Firing order | 1-2-3 |
Dimensions (L x W x H): | 498 x 447 x 590 mm (19.6 x 17.6 x 23.2 in) |
Weight | 110 kg (242.5 lbs) |
Cylinder block
Cylinder block | ||
Compression ratio: | 21.0:1 | |
Cylinder bore: | 76.0 mm (2.99 in) | |
Piston stroke: | 82.0 mm (3.23 in) | |
Number of piston rings (compression / oil): | 2 / 1 | |
Cylinder inner diameter: | 79.000-79.030 mm (3.1102-3.1114 in) | |
Piston skirt diameter | – | |
Piston ring side clearance: | Second | 0.065-0.090 mm (0.0026-0.0035 in) |
Oil | 0.020-0.060 mm (0.0008-0.0024 in) | |
Piston ring end gap: | Top | 0.300-0.450 mm (0.0118-0.0177 in) |
Second | 0.300-0.450 mm (0.0118-0.0177 in) | |
Oil | 0.250-0.400 mm (0.0098-0.0157 in) | |
Piston pin outer diameter | 23.100 mm (0.9094 in) | |
Crankshaft main journal diameter: | 51.990-52.010 mm (2.0468-2.0476 in) | |
Crankpin diameter: | 43.880-43.900 mm (1.7276-1.7283 in) |
Cylinder head
Cylinder head | ||
Valve Arrangement: | OHV, gear drive | |
Valves: | 6 (2 valves per cylinder) | |
Valve timing: | INTAKE | – |
EXHAUST | – | |
Valve seat width: | INTAKE | 1.50 mm (0.060 in) |
EXHAUST | 1.50 mm (0.060 in) | |
Valve stem diameter: | INTAKE | 7.950-7.975 mm (0.313-0.314 in) |
EXHAUST | 7.950-7.975 mm (0.313-0.314 in) | |
Valve spring free length: | INTAKE | 42.0 mm (1.6535 in) |
EXHAUST | 42.0 mm (1.6535 in) | |
Camshaft cam height: | INTAKE | 36.870 mm (1.4516 in) |
EXHAUST | 36.870 mm (1.4516 in) | |
Camshaft journal diameter: | 39.935-39.950 mm (1.5722-1.5728 in) |
Tightening torque
Tightening torque specs | |
Cylinder head cover screw: | 75.0-82.0 Nm (7.7-8.4 kgf·m; 55.4-60.5 lb·ft) |
Connecting rod screw: | 37.0-41.0 Nm (3.8-4.2 kgf·m; 27.3-30.3 lb·ft) |
Flywheel screw: | 54.0-58.0 Nm (5.5-5.9 kgf·m; 39.9-42.8 lb·ft) |
Idle gear shaft screws: | 32.4-37.3 Nm (3.3-3.8 kgf·m; 23.9-27.5 lb·ft) |
Bearing case cover mounting screw: | 49.0-68.6 Nm (5-7 kgf·m; 36.2-50.6 lb·ft) |
Maintenance data
Valve clearance | |
Intake valve | 0.18-0.22 mm (0.0071-0.0087 in) |
Exhaust valve | 0.18-0.22 mm (0.0071-0.0087 in) |
Oil system | |
Recommended engine oil | CD or CE |
SAE Viscosity Number | SAE 10W-30, 10W-40 |
Engine oil capacity | 5.3 L (5.6 US. qt, 4.66 Imp. qt.) |
Fuel system | |
Injection timing: | 25° B.T.D.C. |
Fuel injection pressure | 13.73-14.71 MPa (140-150 kgf/cm2, 1991-2133 psi) |
Cooling system | |
Coolant capacity: | 6.9 liters (7.3 US.qts, 6.1 Imp. qts) |
Electrical system | |
Battery: | 12V, 80Ah or equivalent |
We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. We do not provide advice on technical issues related to the engines operation or repair. We do not recommend using provided information for engines repairing engines or spare parts ordering, use only official service manuals and spare-parts catalogs.
How much for the D1100 engine? any type warranty. Where are you located? do you ship engines? zip 72120/ Thank you.