J.I. Case 1270
The J.I. Case 1270 is a tractor produced by J I Case. It is equipped with a 451 ci 7.4 L engine. The listed engine power is 135.39 hp 101.0 kW. Transmission: 12 forward and 4 reverse. Operating weight: 13,400 lbs 6078 kg.
Engine Power
135.39 hp
101.0 kW
Fuel & Capacities
80 gal
302.8 L
Transmission
12 forward and 4 reverse
Operating Weight
13,400 lbs
6078 kg
Overview
 | 1972 - 1978
Row-Crop tractor |
|---|
Production | |
|---|---|
Manufacturer | J.I. Case |
Row-Crop tractor | |
Built in Racine, Wisconsin, USA | |
Original price was $30,000 in 1978 | |
J.I. Case 1270 Engine | |
|---|---|
J.I. Case 7.4L 6-cyl diesel | |
Fuel tank | 80 gal
302.8 L |
Engine details ...  | |
J.I. Case 1270 Transmission | |
|---|---|
12-speed partial power shift | |
Transmission details ...  |
J.I. Case 1270 Power | |
|---|---|
Drawbar (claimed) | 109 hp
81.3 kW |
PTO (claimed) | 127 hp
94.7 kW |
Drawbar (tested) | 116.77 hp
87.1 kW |
PTO (tested) | 135.39 hp
101.0 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Two-wheel drive | |
Power steering | |
Differential hydraulic wet disc brakes | |
Cab standard |
Hydraulics | |
|---|---|
Type | open center |
Pressure | 2000 psi
137.9 bar |
Valves | 2 |
Pump flow | 20 gpm
75.7 lpm |
Total flow | 28 gpm
106.0 lpm |
48 gpmOptOptional
181.7 lpm | |
Steering flow | 8 gpm
30.3 lpm |
Tractor hitch | |
|---|---|
Rear Type | III/II |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 1000 |
Dimensions & Tires | |
|---|---|
Wheelbase | 104 inches
264 cm |
Weight | 13,400 lbs
6078 kg |
Front tire | 10.00-16 |
Rear tire | 18.4-38 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Batteries | 2 |
Battery CCA | 300 |
Battery volts | 12 |
Battery Group | 30H |
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 451BDT |
Configuration | turbocharged diesel, 6-cylinder, liquid-cooled |
Displacement | 451 ci
7.4 L |
Bore/Stroke | 4.375x5.00 inches
111 x 127 mm |
Compression | 15.8:1 |
Rated RPM | 2100 |
Starter volts | 12 |
Coolant capacity | 42 qts
39.7 L |
Transmission
Transmission — 12 forward and 4 reverse partial power shift
Type | partial power shift |
Gears | 12 forward and 4 reverse |
Oil capacity | 120 qts
113.6 L |
Dimensions
J.I. Case 1270 Tires | |
|---|---|
Ag front | 10.00-16 |
Ag rear | 18.4-38 |
Ag front | 9.50x20 |
11.00x16 | |
14Lx16.1 | |
Ag rear | 16.9x38 |
20.8x34 | |
20.8x38 | |
24.5x32 | |
23.1x34 | |
12.4x42 | |
Dimensions | |
|---|---|
Wheelbase | 104 inches
264 cm |
Length | 182 inches
462 cm |
Width | 96 inches
243 cm |
120 inches (duals)
304 cm | |
Height (cab) | 116 inches
294 cm |
Operating weight | 13,400 lbs
6078 kg |
Ballasted weight | 18,910 lbs
8577 kg |
Ground clearance | 16 inches
40 cm |
Tests
Tractor Tests | |
|---|---|
NTTL 1103: diesel 12-speed 2WD | |
NTTL 1160: diesel 12-speed 2WD |
Nebraska Tractor Test 1103 | |
|---|---|
Diesel 12-speed 2WD
June 9 - 16, 1972
Link: Nebraska Tractor Test 1103 file | |
PTO performance | |
Power at rated engine speed | 126.70 hp
94.5 kW |
Fuel use | 8.9 gal/hour
33.7 l/hour |
Power at rated PTO speed | 126.60 hp
94.4 kW |
Fuel use | 8.7 gal/hour
32.9 l/hour |
Drawbar performance | |
Max power | 108.45 hp
80.9 kW |
Fuel use | 8.9 gal/hour
33.7 l/hour |
Gear 3-Lo used for power test. | |
Max pull | 12,690 lbs
5756 kg |
Gear 1-Hi used for pull test. | |
Nebraska Tractor Test 1160 | |
|---|---|
Diesel 12-speed 2WD
June 3 - 11, 1974
Link: Nebraska Tractor Test 1160 file | |
PTO performance | |
Power at rated engine speed | 135.39 hp
101.0 kW |
Fuel use | 9.8 gal/hour
37.1 l/hour |
Power at rated PTO speed | 135.41 hp
101.0 kW |
Fuel use | 9.5 gal/hour
36.0 l/hour |
Drawbar performance | |
Max power | 116.77 hp
87.1 kW |
Fuel use | 9.6 gal/hour
36.3 l/hour |
Gear 3-Lo used for power test. | |
Max pull | 15,648 lbs
7097 kg |
Gear 1-Int used for pull test. | |
Recommended Implements & Sizing Guide
Engineering recommendations for J I Case J.I. Case 1270 based on its 135.39 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 1270.
Estimated Continuous Field Runtime: 11.4 hrs
Approximately 11.4 hours of continuous field operation at ~75% rated power on a full tank (80 gal / 302.8 L).
Estimated 75% Load Fuel Burn~7 gal/hr (26.7 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 1270 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for J I Case J.I. Case 1270.
Converted Equivalents:
Horsepower (HP)135.4 hp
Kilowatts (kW)101 kW
Metric Horsepower (PS / CV)137.3 PS
Direct Competitor Comparison
Compare J.I. Case 1270 against same-era industry alternatives in the same horsepower class.
Current Model
J I Case
J.I. Case 1270
Engine Power:135.39 hp
101.0 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester 1246
Engine Power:122
Production Years:1972 - 1980
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