Shibaura S320
The Shibaura S320 is a tractor produced by Shibaura. It is equipped with a 58.2 ci 1.0 L engine. The listed engine power is Diesel (listed): 20 hp / 14.9 kW. Transmission: infinite forward and reverse. Operating weight: 1290 to 1378 pounds.
Engine Power
Diesel (listed): 20 hp / 14.9 kW
Fuel & Capacities
4.8 gal
18.2 L
Transmission
infinite forward and reverse
Operating Weight
1290 to 1378 pounds
Overview
 | S SeriesCompact Utility tractor |
|---|---|
S Series | |
Compact Utility tractor | |
Production | |
|---|---|
Manufacturer | Shibaura |
Compact Utility tractor | |
Shibaura S320 Engine | |
|---|---|
Shibaura 1.0L 3-cyl diesel | |
Fuel tank | 4.8 gal
18.2 L |
Engine details ...  | |
Shibaura S320 Power | |
|---|---|
Engine | 20 hp
14.9 kW |
Mechanical | |
|---|---|
Two- or four-wheel drive | |
Manual steering | |
Wet disc brakes | |
Open operator station. |
Tractor hitch | |
|---|---|
Rear Type | I |
Control | position control |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 540 |
Dimensions & Tires | |
|---|---|
Wheelbase | 55.3 inches
140 cm |
Weight | 1290 to 1378 pounds |
Front tire | 4.00-12 |
2WD Rear tire | 9.5-16 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Battery volts | 12 |
References | |
|---|---|
 | |
S-Series Tractor published by Shibaura | |
U.K. Shibaura Catalog published in 1988, by BV Techno-Import |
Engine
Engine Detail — 58.2 ci / 1.0 L Diesel
Manufacturer | Shibaura S753 |
Fuel Type | Diesel |
Configuration | 3-cylinder, liquid-cooled |
Displacement | 58.2 ci
1.0 L |
Power | 20 hp
14.9 kW |
Starter | electric |
Starter volts | 12 |
Transmission
Transmission options | |
|---|---|
9-speed | |
hydrostatic |
Transmission — 9 forward and 3 reverse
Gears | 9 forward and 3 reverse |
Transmission — infinite forward and reverse hydrostatic
Type | hydrostatic |
Gears | infinite forward and reverse |
Dimensions
Shibaura S320 Tires | |
|---|---|
2WD Standard tires (ag) | Front: 4.00-12. Rear: 9.5-16 |
4WD Standard tires (ag) | Front: 5-12. Rear: 9.5-16 |
Lawn/turf front | 20x8.00-10 |
Lawn/turf rear | 29x12.00-15 |
Dimensions | |
|---|---|
Wheelbase | 55.3 inches
140 cm |
Length | 106.3 inches
270 cm |
Width | 40.9 inches
103 cm |
Height | 77.4 inches
196 cm |
2WD Weight | 1290 lbs
585 kg |
4WD Weight | 1378 lbs
625 kg |
2WD Ground clearance | 10.1 inches
25 cm |
4WD Ground clearance | 9.6 inches
24 cm |
2WD Front tread | 33.7 inches
85 cm |
4WD Front tread | 32.3 inches
82 cm |
Rear tread | 33.5 inches
85 cm |
Photos
Shibaura S320
Recommended Implements & Sizing Guide
Engineering recommendations for Shibaura S320 based on its 20 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 1 to 2 Bottom (12")1 - 2 铧 (30 cm) | Light Duty | Ideal for garden plots and light sandy soil. |
Rotary Cutter / MowerMowing & Clearing | 4 ft (48 in)1.2 m | Light Duty | Pasture clipping and light brush under 1" diameter. |
Rotary TillerSeedbed Prep | 42 to 48 in105 - 120 cm | Light Duty | Covers compact tractor tire width. |
Disc HarrowSecondary Tillage | 5 to 6 ft (16-18" discs)1.5 - 1.8 m (40-45 cm 耙片) | Light Duty | Small acreage soil break-up and secondary aeration. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Shibaura S320.
Estimated Continuous Field Runtime: 4.6 hrs
Approximately 4.6 hours of continuous field operation at ~75% rated power on a full tank (4.8 gal / 18.2 L).
Estimated 75% Load Fuel Burn~1 gal/hr (3.9 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Shibaura S320 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Shibaura S320.
Converted Equivalents:
Horsepower (HP)20 hp
Kilowatts (kW)14.9 kW
Metric Horsepower (PS / CV)20.3 PS
Direct Competitor Comparison
Compare Shibaura S320 against same-era industry alternatives in the same horsepower class.
Current Model
Shibaura
Shibaura S320
Engine Power:Diesel (listed): 20 hp / 14.9 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester 184 Lo-Boy
Engine Power:18
Production Years:1977 - 1980
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