Wikitractor

J.I. Case 311-B

Production ended · 2WD

PTO power · claimed

37 hp

Weight
4,076 lb
Engines
1 Gasoline
Built
2,339
Price new
no record

Power

Engineno record
PTO37 hp claimed
Drawbarno record
Listed power41 hp PTO basis
Plows rated3

Engines

J.I. Case 2.4L 4-cyl gasolineGasoline · 4 cyl148 ci
Engine details
J.I. Case 2.4L 4-cyl gasoline
Bore × stroke
3.38 in × 4.13 in
Rated speed
1,900 rpm
Compression
7.1:1
Cooling
liquid-cooled
Firing order
1-3-4-2

Transmissions

4-speed geargear4F / 1R
Tripl-Rangegear12F / 3R
Transmissionno record
Transmission notes

Tripl-Range: Four gears, plus reverse, in three ranges.

Weight

Weight4,076 lb unspecified

Dimensions

Wheelbase84.5 in
Length130 in
Width79.6 in
Rear axle clearance21.5 in
Front tread, narrowest52 in
Front tread, widest80 in
Rear tread, narrowest48 in
Rear tread, widest88 in

Capacities

Fuel tank13 gal
Hydraulic system3 gal

Hydraulics

Systemopen center
Pump flowno record
Pressure1,200 psi

Hitch

Hitch typeEagle Hitch
Rear lift capacityno record

PTO

Rear PTOcontinuous
Rear PTO speeds540 (1.375)
Engine rpm at PTO speed540 (1.375)

Chassis

Drive2WD
SteeringManual steering
BrakesDifferential mechanical dry disc brakes
CabOpen operator station

Tires

Front5.50-16
Rear11-28

Electrical

System voltage12 V
Battery capacity50 Ah
Charginggenerator
Groundpositive

Production

Total built2,339
FactoriesRock Island, Illinois, USA
Built byJ.I. Case

Variants

  • 300B diesel utility
  • 301B diesel row-crop
  • 302B diesel high-crop
  • 310B gasoline utility
  • 311B gasoline row-crop
  • 312B gasoline high-crop
  • 320B industrial

Serial numbers

Serial number plate on the left side of the tractor's instrument panel.

YearFirst serial
19586095001
19596120001

Literature

  • Operator's Instruction Manual 300B and 400B Series Wheel Tractors (9-471) 1958
  • 300B-400B Tractors Operator's Manual (9-472) 1958
  • J.I. Case presents 1957

Attachments

  • front-end loader