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Kubota 4318 Generator Set

The Kubota 4318 is a 20.6 kW Diesel fuel No.2 (ASTM D975) standby generator set powered by a Kubota V1305 engine. It is available at 110/220 V and 127 V, 3-phase, 60 Hz and rated 156 A. It holds about 5 L (1.3 gal) of oil and 3 L (0.8 gal) of coolant. The set measures 1300×611×922 mm (51.2×24.1×36.3 in), weighs about 380 kg (838 lb) and produces 82 dBA at 7 m. An integrated tank holds 79 L (20.9 gal), roughly 10.5 hours of runtime. The same V1305 engine also powers generator sets from Cummins/Onan.

20 kW
Standby
1.335 L
Displacement
5.0 L
Oil capacity
1
Document types

How to read your Kubota serial & model number →

Specifications

FuelDiesel fuel No.2 (ASTM D975)
Frequency60.0 Hz
Standby power20 kW
Prime power18 kW
Oil capacity5.0 L
Voltage options110/220 V, 127 V
Phase3/4,3/4
Rated current[156, 208] A
Power factor[1.0, 0.8]
Coolant capacity3.0 L
Dimensions (L×W×H)1300×611×922 mm
Dry weight380 kg
Sound level82.0 dBA @ 7 m
Fuel tank79.0 L
Tank runtime[10.5, 13.1, 16.0, 18.9] hr

Engine

Kubota V1305
Oil capacity5.7 L
Coolant capacity3.5 L
Displacement1.335 L
AspirationIndirect Injection
Rated speed3000 rpm

Common questions

What is the power rating of the Kubota 4318?

The Kubota 4318 is rated 20 kW standby.

What engine does the Kubota 4318 use?

The Kubota 4318 is powered by the Kubota V1305 engine.

What fuel does the Kubota 4318 use?

The Kubota 4318 runs on Diesel fuel No.2 (ASTM D975).

What is the oil capacity of the Kubota 4318?

The Kubota V1305 engine in the Kubota 4318 has an oil capacity of 5.7 liters.

Parts

34
Part #DescriptionQtySystem
07909-30241PlastigagePlastigage PartsGeek
07909-31371Red CheckRed check PartsGeek
07909-31661Connecting Rod Alignment ToolConnecting rod alignment tool PartsGeek
07909-33102Valve Seat CutterValve seat cutter PartsGeek
07916-09032Special Use Puller SetSpecial use puller set PartsGeek
07916-32011Flywheel PullerFlywheel puller PartsGeek
07916-32032Oil Pressure TesterOil pressure tester PartsGeek
07916-34041Auxilary Socket for Fixing Crankshaft SleeveAuxiliary socket for fixing crankshaft sleeve PartsGeek
122-0810Oil Filter MDKAL/A/B1Oil filter Amazon eBay $36.45 PartsGeek
130-4434Zinc Pencil1Zinc anode eBay $32.94 PartsGeek
132-0415Pump Impeller1Impeller PartsGeek
149-2106Fuel Filter1Fuel filter Amazon eBay $36.99 PartsGeek
149-2289Glow Plug MDKAL/A/B (12 Volt)Glow plug PartsGeek
155-2033Stainless Steel Exhaust Elbow, 90 degrees, 2 inch OD1Hose PartsGeek
155-3147Water Separator with Resonator (WL & RES)1Fuel filter PartsGeek
185-7055Cruise Kit2Cruise kit PartsGeek
300-1500Fuel Filter1Fuel filter PartsGeek
323-1544Thermostat1Thermostat PartsGeek
324-1491Oil Filter1Oil filter PartsGeek
324-1542Fuel Injection Pump1Pump PartsGeek
503-1353Wet Exhaust Hose1Hose PartsGeek
511-0201V-Belt1Belt Amazon eBay PartsGeek
612-6673Water Pump1Pump PartsGeek
GL9000Fuel filter cartridge or elementFuel filter PartsGeek yemparts $32.50
W10252400Injection Pump Pressure TesterInjection pump pressure tester PartsGeek
W1040289Idle Gear Bushing Replacing ToolIdle gear bushing replacing tool PartsGeek
W1062553Connecting Rod Small End Bushing ToolConnecting rod small end bushing tool PartsGeek
100-3459-01Engine Assy, Replacement (12V)1Service part / kit PartsGeek
100-3459-02Engine Assy, Replacement (24V)1Service part / kit PartsGeek
155-2030Waterlift Muffler (WL)1Service part / kit PartsGeek
185-5523Crankcase Breather1Service part / kit PartsGeek
185-7245Block, Cylinder1Service part / kit PartsGeek
405-5253Sound Shield Kit1Service part / kit PartsGeek
W1046346Brush length (Stretch out of the Holder)1Service part / kit PartsGeek

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Prime100%4.11.1
Standby100%2.70.7

Available documents

Spec sheet — Kubota-Genset-J-Series