Specifications, Service and Repair of Farm and Lawn Tractors

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Massey Ferguson 1643 Tractor Specs

Massey Ferguson 1643 Engine Specifications

Engine Model - Iseki E4CG
Engine Power, Rated, hp (kW) - 43.5 (32.4)
Rated Engine Speed, rpm - 2500
Power Boost, hp (kW) - No boost
Fuel Tank, gal (L) - 13.2 (50)
Cylinders - 4
Displacement, cu in (L) - 134.1 (2.2)
Engine Bore, in (mm) - 3.43 (87)
Engine Stroke, in (mm) - 3.64 (92.4)
Aspiration, Turbocharged or Naturally Aspirated - Natural

Fuel System and Emission

Fuel System Type - In-Line Pump System
Fuel System Control - Mechanical
Fuel Injection to combustion chamber - Indirect
Emission Level - Tier 4 Interim
Exhaust Pipe - Horizontal

Cooling System and Electrical

Fan Drive Type - Belt
System Rating, Volts - 12
Alternator Rating, Amps - 40

MF 1643 Transmission

Description - 8 x 8 Synchro Shuttle
Transmission Type - Gear
Forward / Reverse Speeds - 8F x 8R
Creeper Range - No
Shuttle (Forward-Reverse) - Yes

Optional Transmissions

Description - Three Range Hydrostatic - HST
Transmission Type - Hydrostatic
Forward / Reverse Speeds - Infinite, 3 range

Description - 12 x12 Power Shuttle
Transmission Type - Gear
Forward / Reverse Speeds - 12F / 12R

1643 Massey Ferguson Power take-off (PTO)

PTO Horsepower, hp (kW) - 34.3 (25.6) / 33.1 (24.7)
PTO Speeds, rpm - 540
PTO Type - Independent

Wheels

Drive Wheels - 4WD
Steering - Front Steer

Rear Axle and Brakes

Final Drive - Planetary
Axle Output End - Flange
Brake Type - Wet disc

Massey Ferguson 1643 Hydraulic System

Hydraulic System Type - Open Center
Main Hydraulic Pump Type - Gear
Standard Pump Flow, gpm (Lpm) - 16.2 (61.3)
Optional Pump Flow, gpm (Lpm) - 17.3 (65.2)
Standard Remote Valves - 1

MF 1643 Hitch and Drawbar

3-Point Hitch - Category 1
Draft Sensing or Lift Control - Position Control
Draft Link Ends Adjustable - Yes
3-Point Hitch Standard Lift Capacity at lift pin, lb (kg) - 2,800 (1270)
Drawbar Description - Fixed

Wheelbase

4WD, in (mm) - 70.9 (1800)

Tire Size

Front Tire Size Width, 4WD - 8 x 16 6PR R1
Rear Tire Size Width - 12.4 x 24 6PR R1

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