Massey Ferguson
491
Farm tractor · 2004–2006 · 89 hp
Massey Ferguson491
The Massey Ferguson 491 is a farm tractor manufactured from 2004 to 2006. It features a Perkins 1104C-44T engine, and two-post folding steering. The transmission is a partially synchronized type with 12 forward and 4 reverse.
Engine
| Engine | Perkins 1104C-44T |
|---|---|
| Fuel Type | diesel |
| Cylinders | 4 |
| Cooling | liquid-cooled vertical |
| Turbocharger Status | turbocharged |
| Displacement | 268.6 ci (4.4 L) |
| Bore | 4.13 in (105 mm) |
| Stroke | 5 in (127 mm) |
| Compression Ratio | 18.2 |
| Power Gross | 89 hp (66.4 kW) |
| Power PTO | 78.81 hp (58.77 kW) |
| Torque Peak | 282 lb-ft (382.4 Nm) |
| Torque Peak | 1,200 RPM |
| Air Cleaner | dual paper elements |
| Starter Volts | 12 |
| Manufacturer | Perkins |
| Rated | 2,200 RPM |
| Emissions | Tier II |
Transmission
| Transmission Type | partially synchronized |
|---|---|
| Gears | 12 forward and 4 reverse |
| Transmission Description | Three gears (1-3) plus reverse (R) with low/high ranges and an additional synchronized slow/fast range lever. Synchronized shifting between gears 2-3 and the slow/fast range. |
| Clutch | 330mm dry disc |
| Available Options | 12-speed partially synchronized |
Hydraulics
| Type | open center |
|---|---|
| Pump Flow | 7 gpm (26.5 lpm) |
| Total Flow | 25 gpm (94.6 lpm) |
| Steering Flow | 8 gpm (30.3 lpm) |
| Scv Flow | 17 gpm (64.3 lpm) |
PTO
| Rear Type | 540/1000 (1.375) |
|---|
Hitch
| Rear Type | II |
|---|---|
| Rear Lift | 4,199 lbs (1,904 kg) |
| Hitch Control | position control and top-link draft sensing |
Dimensions
| Length | 155 in (393 cm) |
|---|---|
| Width | 80 in (203 cm) |
| Height Cab | 106 in (269 cm) |
| Height Rops | 102.5 in (260 cm) |
| Wheelbase | 93 in (236 cm) |
Weight
| Operating | 7,435 lbs (3,372 kg) |
|---|
Tires & Tracks
| Front Ag | 12.4-24 |
|---|---|
| Rear Ag | 18.4-30 |
Fuel
| Capacity | 29 gal (109.8 L) |
|---|
Steering
| Type | two-post folding |
|---|
Cab
| Cab | optional with air-conditioning |
|---|
Compatible Implements
Rotary Cutters
| Model | Type | Width | Min HP |
|---|---|---|---|
| BEFCO RMD-372 | Rotary Cutters | 72" | 40 hp |
| Land Pride RCF2696 | Rotary Cutters | 96" | 40 hp |
| Land Pride RCF2084 | Rotary Cutters | 84" | 45 hp |
| Land Pride RCR1884 | Rotary Cutters | 84" | 45 hp |
| Bush Hog BH310 variant 2 | Rotary Cutters | 72" | 45 hp |
| Land Pride RCR2596 - 3 PT | Rotary Cutters | 96" | 50 hp |
| Land Pride RCF3096 - 3PT | Rotary Cutters | 96" | 50 hp |
| Bush Hog BH210-3 variant 3 | Rotary Cutters | 84" | 50 hp |
| Land Pride RCF3696 - 3PT | Rotary Cutters | 96" | 50 hp |
| Land Pride RCFM3696 - 3PT | Rotary Cutters | 96" | 50 hp |
| BEFCO RHD-472 | Rotary Cutters | 72" | 50 hp |
| Bush Hog BH310 variant 3 | Rotary Cutters | 84" | 55 hp |
| Land Pride RCFM3610 - 3PT | Rotary Cutters | 120" | 60 hp |
| Bush Hog BH410 variant 1 | Rotary Cutters | 72" | 60 hp |
| Land Pride RCF3010 - 3PT | Rotary Cutters | 120" | 60 hp |
| Land Pride RCR2510 - 3 PT | Rotary Cutters | 120" | 60 hp |
| Land Pride RCF3672 | Rotary Cutters | 72" | 60 hp |
| Land Pride RCFM3010 - 3PT | Rotary Cutters | 120" | 60 hp |
| Land Pride RCF2784 - 3PT | Rotary Cutters | 84" | 60 hp |
| Land Pride RCF3610 - 3PT | Rotary Cutters | 120" | 60 hp |
| BEFCO RHD-484 | Rotary Cutters | 84" | 60 hp |
| Land Pride RCF3684 - 3PT | Rotary Cutters | 84" | 70 hp |
| Bush Hog BH410 variant 2 | Rotary Cutters | 84" | 70 hp |
| Land Pride DB2660 | Rotary Cutters | 60" | 75 hp |
| Land Pride RCP2760 | Rotary Cutters | 60" | 75 hp |
| Land Pride DBM2660 | Rotary Cutters | 60" | 75 hp |
| Land Pride RCPM2760 | Rotary Cutters | 60" | 75 hp |
Box Blades
| Model | Type | Width | Min HP |
|---|---|---|---|
| Land Pride BB3578 | Box Blades | 78" | 45 hp |
| Land Pride BB3584 | Box Blades | 84" | 45 hp |
| Land Pride BB3596 | Box Blades | 96" | 45 hp |
Checked: 3-point hitch category, PTO horsepower. Not checked: PTO speed (540/1000), hydraulic flow, 3-point lift capacity, rear remotes, ballast.
These implements meet this tractor's hitch and PTO-HP requirements — this is not a full compatibility guarantee. Confirm the remaining specs with your dealer before purchasing.
Nebraska Tests
NTTLTest #1851
May 25-26, 2005Nebraska Tractor Test
PTO Power
78.81HP
Sound
87.6dB(A)
Hydraulics
8.7HP