Kubota Z400 Engine Specs, Price, Review [2024]

If you are looking for Kubota Z400 Engine details then check here in this post I have provided.

We have all the information you need about the Kubota Z400 Engine including Original price, specs, reviews, oil capacity, weight, and features.

We’ve confirmed this information with Kubota representatives, so you can be sure it’s accurate.

Kubota Z400 Engine Specs, Price, Review

Kubota Z400 Engine Price New 2024

Country New Z400 Engine Price  Used Z400 Engine Price 
United States $2,000 – $3,500 $800 – $2,000
Canada $2,500 – $4,000 $1,000 – $2,500
United Kingdom £1,500 – £2,500 £600 – £1,500
Australia $3,000 – $4,500 $1,200 – $3,000
India ₹120,000 – ₹200,000 ₹50,000 – ₹150,000
South Africa R18,000 – R30,000 R7,000 – R20,000

Kubota Z400 Engine Weight   

The Kubota Z400 engine weighs 20 kg (44 lbs).

Kubota Z400  Engine Horsepower

The Kubota Z400 engine has a maximum horsepower rating of 10.2 PS (7.5 kW; 10.1 HP) at 3,200 rpm

Kubota Z400 Engine Oil Capacity

The Kubota Z400 engine has an oil capacity of 1.6 quarts (1.5 liters).

Kubota Z400 Engine Specs

The breakdown of the engine code is as follows:

  • Z – 2-cylinders
  • 400 – Approximate displacement 400 cc

GENERAL INFORMATION

Engine Specifications
Engine code Z400
Layout Straight-2, vertical diesel engine
Fuel type Diesel fuel No.2-D
Production
Displacement 0.4 L, 399 cm3 (24.3 cu in)
Fuel system Fuel injection pump
Cooling system Water with pressurized radiator
Starting system Electric starting with 12V (0.7 kW) starter
Starting support device Glow plug in combustion chamber
Governor Centrifugal ball mechanical governor
Power adder None
Max. Horsepower 10.2 PS (7.5 kW; 10.1 HP) at 3,200 rpm
Torque output
Firing order 1-2
Dimensions (L x W x H):
Weight

CYLINDER BLOCK

Cylinder block
Compression ratio:
Cylinder bore: 64.0 mm (2.52 in)
Piston stroke: 62.2 mm (2.45 in)
Number of piston rings (compression / oil): 2 / 1
Cylinder inner diameter: 63.989-64.139 mm (2.5192-2.5252 in)
Piston skirt diameter 63.906 mm (2.516 in)
Piston ring side clearance: Second
Oil
Piston ring end gap: Top 0.430-0.885 mm (0.0169-0.0348 in)
Second 0.430-0.885 mm (0.0169-0.0348 in)
Oil
Piston pin outer diameter
Crankshaft main journal diameter: 39.934-39.950 mm (1.5722-1.5728 in)
Crankpin diameter: 33.959-33.975 mm (1.337-1.3376 in)

TIGHTENING TORQUE

Tightening torque specs
Head bolts (M8x1.25): 39.2-44.1 Nm (4.0-4.5 kgf-m, 28.9-32.5 lb-ft)
Main bearing case bolts 1 (M6x1.0): 12.7-15.7 Nm (1.3-1.6 kgf-m, 9.4-11.6 lb-ft)
Main bearing case screw 2 (M7x1.0): 26.5-30.4 Nm (2.7-3.1 kgf-m, 19.5-22.4 lb-ft)
Connecting rod bolts (M7x1.0): 26.0 Nm (2.6 kgf-m, 19.0 lb-ft)
Flywheel bolts (M10x1.25): 59.0 Nm (6.0 kgf-m, 44.0 lb-ft)
Rocker arm bracket bolts (M6x1.0): 11.5 Nm (1.15 kgf-m, 8.3 lb-ft)
Fan drive pulley bolt (M12x1.5): 117.0 Nm (17.0 kgf-m, 86.0 lb-ft)
Oil pump mounting bolt (M8x1.25): 20.0 Nm (2.0 kgf-m, 15.0 lb-ft)

CYLINDER HEAD

Cylinder head
Valve Arrangement: OHV, gear drive
Valves: 4 (2 valves per cylinder)
Valve timing: INTAKE
EXHAUST
Valve head diameter: INTAKE 26.00 mm (1.0236 in)
EXHAUST 22.50 mm (0.8858 in)
Valve stem diameter: INTAKE 5.980 mm (0.2354 in)
EXHAUST 5.980 mm (0.2354 in)
Valve seat angle: INTAKE 45°
EXHAUST 45°

MAINTENANCE DATA

Valve clearance
Intake valve 0.145-0.185 mm (0.0057-0.0073 in)
Exhaust valve 0.145-0.185 mm (0.0057-0.0073 in)
Compression pressure
Standard 2.24-3.10 MPa, 23-31 kgf/cm2, 325-450 psi
Oil system
Recommended engine oil CD or CE
SAE Viscosity Number SAE 10W-30, 10W-40
Engine oil capacity 2.0 liters (2.11 US.qts, 1.76 Imp. qts)
Oil filter type Full-flow paper filter (cartridge)
Cooling system
Type Water with pressurized radiator
Coolant capacity 1.9 liters (2.0 US.qts, 1.67 Imp. qts)
Electrical system
Battery: 12V, 35Ah or equivalent

Kubota Z400 Engine Review

The Kubota Z400 engine is a 399 cc (24.3 cu·in) straight-two, water-cooled, naturally aspirated diesel engine built by Kubota.

The engine has a spherical type сombustion сhamber with a glow plug. The Kubota Z400 diesel engine cylinder bore is 64.0 mm (2.52 in) and the piston stroke is 62.2 mm (2.45 in).

The Kubota Z400 diesel engine produced 10.2 PS (7.5 kW; 10.0 HP) at 3,200 rpm of horsepower.

Final Thoughts

That was all about the Kubota Z400 Price, Specs, Weight, Review, and Key Features, but if you have any queries regarding this post, then please comment below in the comment box, We will solve your problem as soon as possible, thanks for visiting our site and stay tuned to our site for more new stuff like this.

Kubota Z400 EngineFAQ’s

What is the displacement of the Kubota Z400 diesel engine?

The displacement of the Kubota Z400 diesel engine is 399 cc.

What is the torque of the Kubota Z400 diesel engine?

The torque of the Kubota Z400 diesel engine is 20.4 lb-ft at 2,500 RPM.

What type of fuel does the Kubota Z400 diesel engine use?

The Kubota Z400 diesel engine uses diesel fuel.

What is the compression ratio of the Kubota Z400 diesel engine?

The compression ratio of the Kubota Z400 diesel engine is 23:1.

What is the recommended oil type for the Kubota Z400 diesel engine?

The recommended oil type for the Kubota Z400 diesel engine is 10W-30 or 15W-40 diesel engine oil.

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