J.I. Case 870

The J.I. Case 870 is a tractor produced by J I Case. It is equipped with a 301 ci 4.9 L engine. The rated power output is 80.49 hp 60.0 kW. Transmission: Range Power Shift. Operating weight: 9200 lbs 4173 kg.

Overview

	1970 - 1975 70 Series
1970 - 1975
70 Series

Production
Manufacturer	J.I. Case
Built in Racine, Wisconsin, USA
Total built	3,238
Original price was $8,400 in 1975

J.I. Case 870 Power
Drawbar (claimed)	62 hp 46.2 kW
PTO (claimed)	71 hp 52.9 kW
Drawbar (tested)	69.53 hp 51.8 kW
PTO (tested)	80.49 hp 60.0 kW
Performance test details ...

Mechanical
Two-wheel drive
Power steering
Differential hydraulic dry disc brakes
Cab optional

Hydraulics
Type	open center
Pump flow	16 gpm 60.6 lpm
Total flow	24 gpm 90.8 lpm
Steering flow	8 gpm 30.3 lpm

Tractor hitch
Rear Type	II

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540 (1.375)
	540/1000 (1.375)
Engine RPM	540@1900
	1000@1900

Dimensions & Tires
Wide-front Wheelbase	101 inches 256 cm
Tricycle Wheelbase	94 inches 238 cm
Weight	9200 lbs 4173 kg
Front tire	7.50-16
Rear tire	18.4-34
Full dimensions and tires ...

References
Jet-Age 770-890-970-1070 Tractors published in 1970, by J.I. Case
Agri King Tractor published in 1969, by J.I. Case
Buyers Guide for '70 published in 1970, by J.I. Case
Time-saving experts published in 1975, by J.I. Case

Engine

Engine options
J.I. Case 5.5L 4-cyl diesel
J.I. Case 4.9L 4-cyl gasoline

Engine Detail — 336 ci / 5.5 L Diesel

Manufacturer	J.I. Case
Fuel Type	Diesel
Configuration	4-cylinder, liquid-cooled
Displacement	336 ci 5.5 L
Bore/Stroke	4.625x5.00 inches 117 x 127 mm
Compression	16.5:1
Rated RPM	1900 (early)
	2000 (mid)
	2100 (late)
Starter volts	12
Coolant capacity	28 qts 26.5 L

Engine Detail — 301 ci / 4.9 L Gasoline

Manufacturer	J.I. Case
Fuel Type	Gasoline
Configuration	4-cylinder, liquid-cooled
Displacement	301 ci 4.9 L
Bore/Stroke	4.375x5.00 inches 111 x 127 mm
Air cleaner	paper element with pre-cleaner
Compression	7.5:1
Rated RPM	1900
Starter volts	12

Transmission

Transmission options
8-speed unsynchronized gear
12-speed partial power shift

Transmission — 8 forward and 2 reverse unsynchronized gear

Type	unsynchronized gear
Gears	8 forward and 2 reverse
Clutch	304.8mm dry disc

Transmission — Range Power Shift

Transmission	Range Power Shift
Type	partial power shift
Gears	12 forward and 4 reverse
Clutch	hydraulic wet discs
Four gears each with reverse and a three-speed forward powershift.

Dimensions

J.I. Case 870 Tires
Ag front	7.50-16
Ag rear	18.4-34

Dimensions
Wide-front Wheelbase	101 inches 256 cm
Tricycle Wheelbase	94 inches 238 cm
Length	153 inches 388 cm
Height (hood)	67 inches 170 cm
Weight	9200 lbs 4173 kg
Ground clearance	15 inches 38 cm

Tests

Tractor Tests
NTTL 1030: diesel 12-speed 2WD
NTTL 1031: diesel 8-speed 2WD
NTTL 1059: gasoline 12-speed 2WD
NTTL 1060: gasoline 8-speed 2WD
NTTL 1076: diesel (2000 rpm) 12-speed 2WD
NTTL 1077: diesel (2000 rpm) 8-speed 2WD
NTTL 1149: diesel (2100 rpm) 8-speed 2WD
NTTL 1150: diesel 12-speed 2WD

Nebraska Tractor Test 1030
Diesel 12-speed 2WD November 10 - 19, 1969 Link: Nebraska Tractor Test 1030 file
PTO performance
Power at rated engine speed	70.53 hp 52.6 kW
Fuel use	4.7 gal/hour 17.8 l/hour
Drawbar performance
Max power	61.38 hp 45.8 kW
Fuel use	4.7 gal/hour 17.8 l/hour
Gear 2-High used for power test.
Max pull	8876 lbs 4026 kg
Gear 1-High used for pull test.

Nebraska Tractor Test 1031
Diesel 8-speed 2WD November 10 - 20, 1969 Link: Nebraska Tractor Test 1031 file
PTO performance
Power at rated engine speed	70.67 hp 52.7 kW
Fuel use	4.5 gal/hour 17.0 l/hour
Drawbar performance
Max power	61.77 hp 46.1 kW
Fuel use	4.3 gal/hour 16.3 l/hour
Gear 4-Low used for power test.
Max pull	8934 lbs 4052 kg
Gear 2-Low used for pull test.

Nebraska Tractor Test 1059
Gasoline 12-speed 2WD October 28 - November 17, 1970 Link: Nebraska Tractor Test 1059 file
PTO performance
Power at rated engine speed	70.67 hp 52.7 kW
Fuel use	6.3 gal/hour 23.8 l/hour
Drawbar performance
Max power	58.03 hp 43.3 kW
Fuel use	6.1 gal/hour 23.1 l/hour
Gear 2-High used for power test.
Max pull	8793 lbs 3988 kg
Gear 1-Med used for pull test.

Nebraska Tractor Test 1060
Gasoline 8-speed 2WD October 28 - November 7, 1970 Link: Nebraska Tractor Test 1060 file
PTO performance
Power at rated engine speed	71.06 hp 53.0 kW
Fuel use	6.0 gal/hour 22.7 l/hour
Drawbar performance
Max power	62.52 hp 46.6 kW
Fuel use	6.2 gal/hour 23.5 l/hour
Gear 4-Low used for power test.
Max pull	9105 lbs 4130 kg
Gear 2-Low used for pull test.

Nebraska Tractor Test 1076
Diesel (2000 rpm) 12-speed 2WD Link: Nebraska Tractor Test 1076 file
PTO performance
Power at rated engine speed	77.92 hp 58.1 kW
Fuel use	5.5 gal/hour 20.8 l/hour
Power at rated PTO speed	77.11 hp 57.5 kW
Fuel use	5.5 gal/hour 20.8 l/hour
Drawbar performance
Max power	66.89 hp 49.9 kW
Fuel use	5.5 gal/hour 20.8 l/hour
Gear 3-Low used for power test.
Max pull	10075 lbs 4570 kg
Gear 1-Med used for pull test.

Nebraska Tractor Test 1077
Diesel (2000 rpm) 8-speed 2WD September 12 - 24, 1971 Link: Nebraska Tractor Test 1077 file
PTO performance
Power at rated engine speed	77.45 hp 57.8 kW
Fuel use	5.0 gal/hour 18.9 l/hour
Power at rated PTO speed	76.63 hp 57.1 kW
Fuel use	5.0 gal/hour 18.9 l/hour
Drawbar performance
Max power	69.04 hp 51.5 kW
Fuel use	5.2 gal/hour 19.7 l/hour
Gear 4-Low used for power test.
Max pull	9733 lbs 4414 kg
Gear 1-Low used for pull test.

Nebraska Tractor Test 1149
Diesel (2100 rpm) 8-speed 2WD October 22 - 31, 1973 Link: Nebraska Tractor Test 1149 file
PTO performance
Power at rated engine speed	80.20 hp 59.8 kW
Fuel use	5.7 gal/hour 21.6 l/hour
Power at rated PTO speed	77.93 hp 58.1 kW
Fuel use	5.4 gal/hour 20.4 l/hour
Drawbar performance
Max power	69.53 hp 51.8 kW
Fuel use	5.6 gal/hour 21.2 l/hour
Gear 4-Low used for power test.
Max pull	10047 lbs 4557 kg
Gear 1-Low used for pull test.

Nebraska Tractor Test 1150
Diesel 12-speed 2WD October 26 - November 6, 1973 Link: Nebraska Tractor Test 1150 file
PTO performance
Power at rated engine speed	80.49 hp 60.0 kW
Fuel use	6.0 gal/hour 22.7 l/hour
Power at rated PTO speed	76.52 hp 57.1 kW
Fuel use	5.6 gal/hour 21.2 l/hour
Drawbar performance
Max power	68.90 hp 51.4 kW
Fuel use	6.0 gal/hour 22.7 l/hour
Gear 3-Low used for power test.
Max pull	10030 lbs 4549 kg
Gear 1-Med used for pull test.