J.I. Case 1175
The J.I. Case 1175 is a tractor produced by J I Case. It is equipped with a 451 ci 7.4 L engine. The listed engine power is 121.93 hp 90.9 kW. Transmission: 8 forward and 2 reverse. Operating weight: 10200 lbs 4626 kg.
Engine Power
121.93 hp
90.9 kW
Fuel & Capacities
50 gal
189.2 L
Transmission
8 forward and 2 reverse
Operating Weight
10200 lbs
4626 kg
Overview
 | 1971 - 1978
Row-Crop tractor |
|---|
Production | |
|---|---|
Manufacturer | J.I. Case |
Row-Crop tractor | |
Built in Racine, Wisconsin, USA | |
Total built | 8372 |
Original price was $21,700 in 1978 | |
J.I. Case 1175 Engine | |
|---|---|
J.I. Case 7.4L 6-cyl diesel | |
Fuel tank | 50 gal
189.2 L |
Engine details ...  | |
J.I. Case 1175 Transmission | |
|---|---|
8-speed | |
Transmission details ...  |
J.I. Case 1175 Power | |
|---|---|
PTO (claimed) | 122 hp
91.0 kW |
Drawbar (tested) | 108.15 hp
80.6 kW |
PTO (tested) | 121.93 hp
90.9 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Two-wheel drive | |
Power steering | |
Hydraulic dry disc brakes | |
Open operator station. Cab optional with available air-conditioning. |
Hydraulics | |
|---|---|
Type | open center |
Pressure | 2250 psi
155.1 bar |
Valves | 2 |
Pump flow | 16 gpm
60.6 lpm |
Tractor hitch | |
|---|---|
Rear Type | II |
Control | lower-link draft sensing |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 1000 (1.375) |
540/1000 OptOptional | |
Engine RPM | 1000@1900 |
Dimensions & Tires | |
|---|---|
Weight | 10200 lbs
4626 kg |
Front tire | 10.00-16 |
Rear tire | 18.4-38 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Charging system | alternator |
Charging amps | 55 |
Battery volts | 12 |
References | |
|---|---|
 | |
Agri King 1370 - 1270 - 1175 High-Production Tractors published in 1973, by J.I. Case | |
1975 Spring Buyers Guide published by J.I. Case | |
Time-saving experts published in 1975, by J.I. Case | |
"Specializing" for Specialists published in 1978, by J.I. Case |
Engine
Engine Detail — 451 ci / 7.4 L Diesel
Manufacturer | J.I. Case |
Configuration | turbocharged diesel, 6-cylinder, liquid-cooled |
Displacement | 451 ci
7.4 L |
Bore/Stroke | 4.375x5.00 inches
111 x 127 mm |
Air cleaner | dry |
Compression | 16.5:1 |
Rated RPM | 2100 |
Starter volts | 12 |
Coolant capacity | 40 qts
37.9 L |
Transmission
Transmission — 8 forward and 2 reverse
Gears | 8 forward and 2 reverse |
Clutch | 381mm ferrometallic dry disc |
Four gears (1-4) plus reverse in two ranges (low/high). | |
 | |
Dimensions
J.I. Case 1175 Tires | |
|---|---|
Ag front | 10.00-16 |
Ag rear | 18.4-38 |
Dimensions | |
|---|---|
Weight | 10200 lbs
4626 kg |
Tests
Nebraska Tractor Test 1062 | |
|---|---|
Diesel 8-speed 2WD
November 6 - 19, 1970
Link: Nebraska Tractor Test 1062 file | |
PTO performance | |
Power at rated engine speed | 121.93 hp
90.9 kW |
Fuel use | 7.7 gal/hour
29.1 l/hour |
Power at rated PTO speed | 118.13 hp
88.1 kW |
Fuel use | 7.2 gal/hour
27.3 l/hour |
Drawbar performance | |
Max power | 108.15 hp
80.6 kW |
Fuel use | 7.8 gal/hour
29.5 l/hour |
Gear 4L used for power test. | |
Max pull | 13730 lbs
6227 kg |
Gear 2L used for pull test. | |
Recommended Implements & Sizing Guide
Engineering recommendations for J I Case J.I. Case 1175 based on its 121.93 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 4 to 5 Bottom (16-18")4 - 5 铧 (40-45 cm) | Heavy Duty | Heavy primary tillage; semi-mounted hitch recommended. |
Rotary Cutter / MowerMowing & Clearing | 10 to 12 ft Flex-Wing3.0 - 3.6 m 折叠双翼 | Heavy Duty | Wide swath pasture and crop residue shredding. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 15 to 22 ft Folding Disc4.5 - 6.7 m 折叠式圆盘耙 | Commercial / Field Scale | Wide commercial field leveling; requires hydraulic remotes. |
Hay BalerHay & Forage | 5x6 Round Baler or 3x3 Mid Square1.5x1.8 m 大圆捆或中型方捆机 | Heavy Duty | High density baling; requires minimum 85 PTO HP. |
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 J I Case J.I. Case 1175.
Estimated Continuous Field Runtime: 7.9 hrs
Approximately 7.9 hours of continuous field operation at ~75% rated power on a full tank (50 gal / 189.3 L).
Estimated 75% Load Fuel Burn~6.3 gal/hr (24 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
J I Case J.I. Case 1175 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for J I Case J.I. Case 1175.
Converted Equivalents:
Horsepower (HP)121.9 hp
Kilowatts (kW)90.9 kW
Metric Horsepower (PS / CV)123.6 PS
Direct Competitor Comparison
Compare J.I. Case 1175 against same-era industry alternatives in the same horsepower class.
Current Model
J I Case
J.I. Case 1175
Engine Power:121.93 hp
90.9 kW
★ Baseline Reference
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