Kubota Z482 Engine Specs, Price, Oil Capacity [2024]

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Kubota Z482 Engine Specs, Price, Oil Capacity

Kubota Z482 Price New 2024

CountryApproximate Price (USD)
United States$1,500 – $2,500
Canada$1,800 – $2,800
United Kingdom£1,200 – £2,000
AustraliaAUD 2,500 – AUD 4,000
India₹80,000 – ₹1,30,000
BrazilR$4,000 – R$6,500
South AfricaZAR 12,000 – ZAR 20,000

Kubota Z482 Weight   

The Kubota Z482 engine has a dry weight of 53 kg (117 lb).

Kubota Z482 Horsepower

The Kubota Z482 engine has a maximum horsepower of 10.8 horsepower at 3600 RPM.

Kubota Z482 Oil capacity

The Kubota Z482 engine has an oil capacity of 2.5 liters (2.64 US quarts).

Kubota Z482 Specs

The breakdown of the Kubota Z482 engine code is as follows:

  • Z – 2-cylinders
  • 48 – Approximate displacement 480 cc
Engine Specifications
Engine codeZ482-B(E), -E2B, -E3B, -E
LayoutStraight-2, vertical diesel engine
Fuel typeDiesel fuel No.2-D
Displacement0.5 L, 497 cm3 (30.3 cu in)
Fuel injection pumpBosch MD type mini fuel injection pump
Fuel nozzleBosch throttle type
Starting systemElectric starting with 12V (0.8 kW) starter
Starting support deviceGlow plug in combustion chamber
GovernorCentrifugal ball mechanical governor
Power adderNone
Max. Horsepower14.1 PS (10.4 kW; 13.9 HP) at 3,600 rpm
Torque output29.7 Nm (3.03 kg·m; 21.92 ft·lb) at 2,600 rpm
Firing order1-2
Dimensions (L x W x H):351 x 398 x 519 mm (13.8 x 15.7 x 20.4 in)
Weight53.1 kg (117.1 lbs)
Cylinder block
Compression ratio:23.0:1 for Z482-B(E)
23.5:1 for Z482-E2B, Z482-E3B, Z482-E
Cylinder bore:67.0 mm (2.64 in)
Piston stroke:68.0 mm (2.68 in)
Number of piston rings (compression / oil):2 / 1
Cylinder inner diameter:67.000-67.019 mm (2.6378-2.6385 in)
Piston skirt diameter
Piston ring side clearance:Second0.085-0.112 mm (0.0033-0.0044 in)
Oil0.020-0.060 mm (0.0008-0.0024 in)
Piston ring end gap:Top0.150-0.300 mm (0.0059-0.0118 in)
Second0.300-0.450 mm (0.0118-0.0177 in)
Oil0.150-0.300 mm (0.0059-0.0118 in)
Piston pin outer diameter20.002-20.011 mm (0.7875-0.7878 in)
Crankshaft main journal diameter:Flywheel side: 43.934-43.950 mm (1.72969-1.73032 in)
Other: 39.934-39.950 mm (1.5722-1.5728 in)
Crankpin diameter:33.959-33.975 mm (1.337-1.3376 in)
Cylinder head
Valve Arrangement:OHV, gear drive
Valves:4 (2 valves per cylinder)
Valve timing:INTAKEOpen: 20° B.T.D.C.
Close: 45° B.T.D.C.
EXHAUSTOpen: 50° B.T.D.C.
Close: 15° B.T.D.C.
Valve seat width:INTAKE2.120 mm (0.0835 in)
EXHAUST2.120 mm (0.0835 in)
Valve stem diameter:INTAKE5.968-5.980 mm (0.2349-0.2354 in)
EXHAUST5.968-5.980 mm (0.2349-0.2354 in)
Valve spring free length:INTAKE31.6 mm (1.2441 in)
EXHAUST31.6 mm (1.2441 in)
Camshaft lobe height:INTAKE26.88 mm (1.0583 in)
EXHAUST26.88 mm (1.0583 in)
Camshaft journal diameter:32.934-32.950 mm (1.2966-1.2972 in)
Tightening torque specs
Head cover cap nuts (M6x1.0):3.9-5.3 Nm (0.4-0.6 kgf-m, 2.9-4.3 lb-ft)
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)
Flywheel bolts (M10x1.25):53.9-58.8 Nm (5.5-6.0 kgf-m, 39.8-43.4 lb-ft)
Connecting rod bolts (M7x0.75):26.5-30.4 Nm (2.7-3.1 kgf-m, 19.5-22.4 lb-ft)
Rocker arm bracket nuts (M6x1.0):9.81-11.28 Nm (1.0-1.15 kgf-m, 7.23-8.32 lb-ft)
Idle gear shaft bolts (M6x1.0):9.8-11.3 Nm (1.00-1.15 kgf-m, 7.2-8.3 lb-ft)
Idle gear shaft screws (M6x1.0):9.8-11.3 Nm (1.00-1.15 kgf-m, 7.2-8.3 lb-ft)
Glow plugs (M8x1.0):7.8-14.7 Nm (0.8-1.5 kgf-m, 5.8-10.8 lb-ft)
Nozzle holder assembly (M20x1.5):49.0-68.6 Nm (5.0-7.0 kgf-m, 36.2-50.6 lb-ft)
Nozzle holder and nozzle retaining nut:58.8-78.5 Nm (6.0-8.0 kgf-m, 43.4-57.9 lb-ft)
Injection pipe retaining nuts:24.5-34.3 Nm (2.5-3.5 kgf-m, 18.1-25.3 lb-ft)
Valve clearance
Intake valve0.145-0.185 mm (0.0057-0.0073 in)
Exhaust valve0.145-0.185 mm (0.0057-0.0073 in)
Compression pressure
Standard2.84-3.24 MPa, 29-33 kgf/cm2, 412-469 psi
Oil system
Recommended engine oilCD or CE
SAE Viscosity NumberSAE 10W-30, 10W-40
Engine oil capacityOil pan depth 101 mm (3.98 in): 2.1 L (2.2 US. qt, 1.85 Imp. qt.)
Oil pan depth 121 mm (4.76 in): 2.5 L (2.6 US. qt, 2.21 Imp. qt.)
Fuel system
Injection timing:20-22° B.T.D.C. for Z482-B(E)
19-21°B.T.D.C. for Z482-E2B
20.25-21.75° B.T.D.C. for Z482-E3B
20° B.T.D.C. for Z482-E
Fuel injection pressure13.73-14.71 MPa (140-150 kgf/cm2, 1991-2133 psi)
Cooling system
Coolant capacity:2.8 liters (3.0 US.qts, 2.5 Imp. qts)
Thermostat’s valve opening temperature:69.5-72.5°C (157.1-162.5°F)
Temperature at which thermostat completely opens:85°C (185°F)
Electrical system
Battery:12V, 35Ah or equivalent
Starter mica undercut:0.5-0.8 mm (0.0197-0.0315 in)
Starter brush length:16.0 mm (0.6299 in)
Alternator (no-load voltage):AC 20V at 5,200 rpm
Glow plug resistance:Approx 0.9 Ω

Kubota Z482 Engine Review

The Kubota Z482 is a 0.5 L (497 cc, 30.3 cu·in) straight-two, water-cooled naturally aspirated vertical diesel engine made by Kubota.

The Kubota Z482 engine has a Bosch MD mini fuel injection pump, Bosch throttle type injection nozzle and spherical type сombustion сhamber with glow plug.

The compression ratio rating is 23.0:1 or 23.5:1. Cylinder bore is 67.0 mm (2.64 in) and the piston stroke is 68.0 mm (2.68 in).

The Kubota  Z482 diesel engine produced 14.1 PS (13.9 HP, 10.4 kW) at 3,600 rpm of gross (intermittent) horsepower and 29.7 Nm (3.03 kg·m; 21.92 ft·lb) at 2,600 rpm of torque.

Final Thoughts

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