Ferguson 30

I need to know how to make a Ferguson 30 tractor from a positive ground to a negative ground?

Trying to convert the tractor over to a negative ground with alternator?

Well, you're on the right tract - the alternator modification is the first step - then you'll need to replace the starter and possibly reverse the wiring on the ignition/coil circuit. All of the lighting will be fine but any guages may want to read backwards and will also need attention.

Front Pivot Bushing for Massey Ferguson TE20 TO20 TO30 TO35 MF35 MF135
Front Pivot Bushing for Massey Ferguson TE20 TO20 TO30 TO35 MF35 MF135
$10.95
Time Remaining: 1h 13m
Buy It Now for only: $10.95

Massey Ferguson Manifold TE20 TO20 TO30 TO35 MF35 New
Massey Ferguson Manifold TE20 TO20 TO30 TO35 MF35 New
$140.00
Time Remaining: 2h 5m
Buy It Now for only: $140.00

PTO Cover Ford NAA 9N 2N 8N 600 700 800 900 2000 4000 Massey Ferguson TO20 TO30
PTO Cover Ford NAA 9N 2N 8N 600 700 800 900 2000 4000 Massey Ferguson TO20 TO30
$6.95
Time Remaining: 11h 31m
Buy It Now for only: $6.95

PTO Seal  Gasket Ford 9N 2N 8N NAA 600 700 800 900  Massey Ferguson TO20 TO30
PTO Seal Gasket Ford 9N 2N 8N NAA 600 700 800 900 Massey Ferguson TO20 TO30
$4.95
Time Remaining: 11h 35m
Buy It Now for only: $4.95

MASSEY FERGUSON 230 235 245 20C 30B 535938M91 BATTERY DOOR 2115
MASSEY FERGUSON 230 235 245 20C 30B 535938M91 BATTERY DOOR 2115
$17.50
Time Remaining: 14h 10m
Buy It Now for only: $17.50

FERGUSON 181087M91 HYD RELIEF VALVE TE20 TEA20 TO30
FERGUSON 181087M91 HYD RELIEF VALVE TE20 TEA20 TO30
$34.50
Time Remaining: 14h 59m
Buy It Now for only: $34.50

New Massey Ferguson Grille w door 30 150 165 175 180 3165
New Massey Ferguson Grille w door 30 150 165 175 180 3165
$120.68
Time Remaining: 15h 51m
Buy It Now for only: $120.68

MASSEY FERGUSON TRACTOR LH SIDE PANEL 20D 20F 30E 30H 240 250 A 1672787M2
MASSEY FERGUSON TRACTOR LH SIDE PANEL 20D 20F 30E 30H 240 250 A 1672787M2
$22.80
Time Remaining: 16h 35m
Buy It Now for only: $22.80

MASSEY FERGUSON TRACTOR 20 30 135 230 235 245 LOWER LIFT ARM LH A 531859M92
MASSEY FERGUSON TRACTOR 20 30 135 230 235 245 LOWER LIFT ARM LH A 531859M92
$98.80
Time Remaining: 17h
Buy It Now for only: $98.80

MASSEY FERGUSON TRACTOR F40 TO20 TO30 TO35 50 STABILIZER KIT A 49A40R
MASSEY FERGUSON TRACTOR F40 TO20 TO30 TO35 50 STABILIZER KIT A 49A40R
$62.70
Time Remaining: 17h 45m
Buy It Now for only: $62.70

MASSEY FERGUSON TRACTOR 30 3165 40 1080 135 180 275 STABILIZER KIT SET A 49A50
MASSEY FERGUSON TRACTOR 30 3165 40 1080 135 180 275 STABILIZER KIT SET A 49A50
$103.55
Time Remaining: 18h 5m
Buy It Now for only: $103.55

Massey Ferguson Tune Up Kit Wires Plug Points Cap Rotor TO20 TO30 MF35 150 44009
Massey Ferguson Tune Up Kit Wires Plug Points Cap Rotor TO20 TO30 MF35 150 44009
$39.99
Time Remaining: 18h 33m
Buy It Now for only: $39.99

183221M1 New Massey Ferguson Axle Pin 20 35 135 TE20 TEA20 TO20 TO30 TO35 MF
183221M1 New Massey Ferguson Axle Pin 20 35 135 TE20 TEA20 TO20 TO30 TO35 MF
$24.98
Time Remaining: 19h 24m
Buy It Now for only: $24.98

1035335M1 New Massey Ferguson Tractor TO20 TO30 TO35 40 50 65 Starter Drive
1035335M1 New Massey Ferguson Tractor TO20 TO30 TO35 40 50 65 Starter Drive
$50.99
Time Remaining: 19h 51m
Buy It Now for only: $50.99

ENGINE OIL FILTER Ferguson F40 TE20 TO20 TO30 TO35
ENGINE OIL FILTER Ferguson F40 TE20 TO20 TO30 TO35
$10.95
Time Remaining: 20h
Buy It Now for only: $10.95

Massey Ferguson Cylinder Head AD4203 3637384M91 737701M91 30 50 65 165 255
Massey Ferguson Cylinder Head AD4203 3637384M91 737701M91 30 50 65 165 255
$585.00
Time Remaining: 1d 10m
Buy It Now for only: $585.00

TO35 MF 50 MASSEY FERGUSON TRACTOR 25 LBS BOLTS WASHERS NUTS ETC MF 30 35
TO35 MF 50 MASSEY FERGUSON TRACTOR 25 LBS BOLTS WASHERS NUTS ETC MF 30 35
$9.99
Time Remaining: 1d 2h 45m

MASSEY FERGUSON 20 30B 40 35 50 135 240 245 250 PWR STEERING PUMP 773126M92
MASSEY FERGUSON 20 30B 40 35 50 135 240 245 250 PWR STEERING PUMP 773126M92
$289.98
Time Remaining: 1d 2h 54m
Buy It Now for only: $289.98

830862M91 Water Pump for Massey Ferguson TE20 TO20 TO30 Tractors
830862M91 Water Pump for Massey Ferguson TE20 TO20 TO30 Tractors
$54.95
Time Remaining: 1d 8h 52m
Buy It Now for only: $54.95

9N585A Leveling Box Fork RH For Ford 9N 2N 8N NAA  Ferguson TO20 TO30 TO35
9N585A Leveling Box Fork RH For Ford 9N 2N 8N NAA Ferguson TO20 TO30 TO35
$28.95
Time Remaining: 1d 10h 14m
Buy It Now for only: $28.95

180681M93 Ignition Key Starter Switch Massey Ferguson Gas TO20 TO30 TO35 MF35 50
180681M93 Ignition Key Starter Switch Massey Ferguson Gas TO20 TO30 TO35 MF35 50
$21.95
Time Remaining: 1d 10h 59m
Buy It Now for only: $21.95

185892M94 CLUTCH DISC Fits Massey Ferguson 20 202 203 2135 2200 25 30 302 31
185892M94 CLUTCH DISC Fits Massey Ferguson 20 202 203 2135 2200 25 30 302 31
$298.54
Time Remaining: 1d 11h 11m
Buy It Now for only: $298.54

180006M91 Shift Knob Massey Ferguson TO20 TO30 TO35 135 150 165 235 Many Others
180006M91 Shift Knob Massey Ferguson TO20 TO30 TO35 135 150 165 235 Many Others
$3.99
Time Remaining: 1d 11h 24m
Buy It Now for only: $3.99

1867082M91 540 RPM IND PTO SHAFT Fits Massey Ferguson 30 31 135 150 165 175 180
1867082M91 540 RPM IND PTO SHAFT Fits Massey Ferguson 30 31 135 150 165 175 180
$132.72
Time Remaining: 1d 12h 2m
Buy It Now for only: $132.72

1867424M2 PLANETARY RING GEAR Fits Massey Ferguson 2500 4500 6500 30 40
1867424M2 PLANETARY RING GEAR Fits Massey Ferguson 2500 4500 6500 30 40
$233.09
Time Remaining: 1d 12h 2m
Buy It Now for only: $233.09

1868283M5 STARTER Fits Massey Ferguson 30H 40E
1868283M5 STARTER Fits Massey Ferguson 30H 40E
$201.64
Time Remaining: 1d 12h 2m
Buy It Now for only: $201.64

1868531M1 TRANS PINION SHAFT Fits Massey Ferguson 158 20 30 31 40 50 135 148
1868531M1 TRANS PINION SHAFT Fits Massey Ferguson 158 20 30 31 40 50 135 148
$140.74
Time Remaining: 1d 12h 2m
Buy It Now for only: $140.74

1868545M2 CAMSHAFT HYD LIFT PUMP Fits Massey Ferguson Combine 300 100 20 200 30
1868545M2 CAMSHAFT HYD LIFT PUMP Fits Massey Ferguson Combine 300 100 20 200 30
$121.16
Time Remaining: 1d 12h 2m
Buy It Now for only: $121.16

1868557M93 PTO SHAFT 540 RPM Fits Massey Ferguson 20 30 31 40 135 150 165 175
1868557M93 PTO SHAFT 540 RPM Fits Massey Ferguson 20 30 31 40 135 150 165 175
$163.44
Time Remaining: 1d 12h 2m
Buy It Now for only: $163.44

1884286M97 FENDER RH Fits Massey Ferguson 20D 20F 30E 50E 231 240 250 253 263
1884286M97 FENDER RH Fits Massey Ferguson 20D 20F 30E 50E 231 240 250 253 263
$155.48
Time Remaining: 1d 12h 19m
Buy It Now for only: $155.48

1884287M97 FENDER LH Fits Massey Ferguson 20D 20F 30E 50E 231 240
1884287M97 FENDER LH Fits Massey Ferguson 20D 20F 30E 50E 231 240
$155.48
Time Remaining: 1d 12h 19m
Buy It Now for only: $155.48

181777M1 Stabilizer Pins Massey Ferguson TO20 TO30 TO35 50 135 150 230 235 245
181777M1 Stabilizer Pins Massey Ferguson TO20 TO30 TO35 50 135 150 230 235 245
$3.99
Time Remaining: 1d 12h 52m
Buy It Now for only: $3.99

1886634M91 PLANETARY PINION CARRIER Fits Massey Ferguson 2500 204 205 2200 30
1886634M91 PLANETARY PINION CARRIER Fits Massey Ferguson 2500 204 205 2200 30
$248.75
Time Remaining: 1d 13h 27m
Buy It Now for only: $248.75

180344M1 Front Axle Support Pin Bushing for Massey Ferguson TE20 TO20 TO30 TO35
180344M1 Front Axle Support Pin Bushing for Massey Ferguson TE20 TO20 TO30 TO35
$8.99
Time Remaining: 1d 13h 50m
Buy It Now for only: $8.99

Massey Ferguson Amp Temp Fuel Oil Pr Gauge Female TE20 TO20TO30TO35F40
Massey Ferguson Amp Temp Fuel Oil Pr Gauge Female TE20 TO20TO30TO35F40
$42.50
Time Remaining: 1d 13h 56m
Buy It Now for only: $42.50

180345M1 Front Axle Spindle Bushings 4 Massey Ferguson TE20 TO20 TO30 TO35 M35
180345M1 Front Axle Spindle Bushings 4 Massey Ferguson TE20 TO20 TO30 TO35 M35
$19.99
Time Remaining: 1d 13h 57m
Buy It Now for only: $19.99

Massey Ferguson Hydraulic Pump 20 202 203 204 205 2135 2200 30 302 304 556602
Massey Ferguson Hydraulic Pump 20 202 203 204 205 2135 2200 30 302 304 556602
$172.00
Time Remaining: 1d 14h 8m
Buy It Now for only: $172.00

Ford 8N 600 800 NAA Ferguson TE20 TO30 Tractor 4 X 19 Tire New 3 x 19 Wheel Rim
Ford 8N 600 800 NAA Ferguson TE20 TO30 Tractor 4 X 19 Tire New 3 x 19 Wheel Rim
$82.75
Time Remaining: 1d 14h 51m
Buy It Now for only: $82.75

830705M1 TO 20 30 Rotator Caps Ferguson Tractor Contintental Z120 Z129
830705M1 TO 20 30 Rotator Caps Ferguson Tractor Contintental Z120 Z129
$6.95
Time Remaining: 1d 15h 15m
Buy It Now for only: $6.95

Ferguson 3 Point Hitch Leveling Box Assembly TE20 TEA20 TO20 TO30
Ferguson 3 Point Hitch Leveling Box Assembly TE20 TEA20 TO20 TO30
$66.00
Time Remaining: 1d 15h 35m
Buy It Now for only: $66.00

MASSEY FERGUSON TRACTOR 30 31 3165 165 175 LOWER STEERING ARM A 534155M91
MASSEY FERGUSON TRACTOR 30 31 3165 165 175 LOWER STEERING ARM A 534155M91
$111.15
Time Remaining: 1d 21h 24m
Buy It Now for only: $111.15

533601M94 New Massey Ferguson Clutch Bracket 20C 30B 40 245 255 265 275 285 MF +
533601M94 New Massey Ferguson Clutch Bracket 20C 30B 40 245 255 265 275 285 MF +
$99.50
Time Remaining: 1d 21h 25m
Buy It Now for only: $99.50

MASSEY FERGUSON TRACTOR 30 31 3165 165 175 UPPER STEERING ARM A 514285M1
MASSEY FERGUSON TRACTOR 30 31 3165 165 175 UPPER STEERING ARM A 514285M1
$185.25
Time Remaining: 1d 21h 31m
Buy It Now for only: $185.25

MASSEY FERGUSON TRACTOR 30 31 3165 165 175 CENTER STEERING ARM A 523112M91
MASSEY FERGUSON TRACTOR 30 31 3165 165 175 CENTER STEERING ARM A 523112M91
$242.25
Time Remaining: 1d 21h 51m
Buy It Now for only: $242.25

Ferguson TO 20 30 50 Starter Repair Kit
Ferguson TO 20 30 50 Starter Repair Kit
$12.95
Time Remaining: 1d 22h 17m
Buy It Now for only: $12.95

741922M1 New Massey Ferguson Tractor Oil Filter Head 20 30 40 50A 135 150 165 +
741922M1 New Massey Ferguson Tractor Oil Filter Head 20 30 40 50A 135 150 165 +
$6.66
Time Remaining: 1d 23h 50m
Buy It Now for only: $6.66

Massey Ferguson Basic Engine Overhaul Kit w Continental Gas Z129 TO30
Massey Ferguson Basic Engine Overhaul Kit w Continental Gas Z129 TO30
$295.00
Time Remaining: 2d 33m

Hydraulic Lift Lever Friction Plate for Massey Ferguson TO20 TE20 TEA20 TO30
Hydraulic Lift Lever Friction Plate for Massey Ferguson TO20 TE20 TEA20 TO30
$24.95
Time Remaining: 2d 39m
Buy It Now for only: $24.95

Massey Ferguson Tractor TO20 TO30 Gearshift Boot
Massey Ferguson Tractor TO20 TO30 Gearshift Boot
$2.00
Time Remaining: 2d 3h 35m

Massey Ferguson TO20 TO30 Drag Link Tie Rod End Assembly
Massey Ferguson TO20 TO30 Drag Link Tie Rod End Assembly
$3.00
Time Remaining: 2d 3h 36m

1046679M1 Exhaust MANIFOLD Fits Massey Ferguson TE20 TO20 TO30 TO35 135 35
1046679M1 Exhaust MANIFOLD Fits Massey Ferguson TE20 TO20 TO30 TO35 135 35
$213.92
Time Remaining: 2d 3h 46m
Buy It Now for only: $213.92

Gear Shift Boot Massey Ferguson TO20 TO30 TO35 130 150 165 175 180 230 235 245
Gear Shift Boot Massey Ferguson TO20 TO30 TO35 130 150 165 175 180 230 235 245
$3.95
Time Remaining: 2d 5h 32m
Buy It Now for only: $3.95

181623M1 Massey Ferguson RADIATOR TE20 TEA20 TO20 TO30 B180291M1 181623V1
181623M1 Massey Ferguson RADIATOR TE20 TEA20 TO20 TO30 B180291M1 181623V1
$229.00
Time Remaining: 2d 7h 36m
Buy It Now for only: $229.00

New Massey Ferguson Hydraulic Cylinder Fits TO20 TO30
New Massey Ferguson Hydraulic Cylinder Fits TO20 TO30
$109.99
Time Remaining: 2d 7h 44m
Buy It Now for only: $109.99

192749M92 Universal Cylinder Fits Massey Ferguson 20 202 203 205 2135 30B 135
192749M92 Universal Cylinder Fits Massey Ferguson 20 202 203 205 2135 30B 135
$259.73
Time Remaining: 2d 10h 16m
Buy It Now for only: $259.73

Massey Ferguson Hydraulic Pump 886821M94 135 150 165 175 255 265 275 30
Massey Ferguson Hydraulic Pump 886821M94 135 150 165 175 255 265 275 30
$225.95
Time Remaining: 2d 10h 54m
Buy It Now for only: $225.95

New Massey Ferguson Power Steering Pump Fits 30E 40E 3506730M91 3510928M91
New Massey Ferguson Power Steering Pump Fits 30E 40E 3506730M91 3510928M91
$789.99
Time Remaining: 2d 12h 3m
Buy It Now for only: $789.99

New Massey Ferguson Replacement Zenith Carburetor TO30 35 50 135 150 F40 TO35
New Massey Ferguson Replacement Zenith Carburetor TO30 35 50 135 150 F40 TO35
$276.75
Time Remaining: 2d 14h 13m
Buy It Now for only: $276.75

New Massey Ferguson Fuel Tank Fits TO20 TO30 TE20 TEA20
New Massey Ferguson Fuel Tank Fits TO20 TO30 TE20 TEA20
$249.99
Time Remaining: 2d 15h 25m
Buy It Now for only: $249.99

1044526M1 Massey Ferguson Brake Disc 1080 135 235 165 255 30 40 175 285 180 265
1044526M1 Massey Ferguson Brake Disc 1080 135 235 165 255 30 40 175 285 180 265
$18.85
Time Remaining: 2d 16h 10m
Buy It Now for only: $18.85

IGNITION COIL 6 Volt Ferguson Harris MH Mustang MH20 22 30 33 44 55 333 444 555
IGNITION COIL 6 Volt Ferguson Harris MH Mustang MH20 22 30 33 44 55 333 444 555
$34.95
Time Remaining: 2d 16h 16m
Buy It Now for only: $34.95

IGNITION COIL 6 Volt Massey Ferguson Harris TO20 TO30 TO35 MH Pony MH Pacer
IGNITION COIL 6 Volt Massey Ferguson Harris TO20 TO30 TO35 MH Pony MH Pacer
$34.95
Time Remaining: 2d 16h 16m
Buy It Now for only: $34.95

Ferguson Steering Wheel 180576M1 TEA20TO20TO30T035
Ferguson Steering Wheel 180576M1 TEA20TO20TO30T035
$36.50
Time Remaining: 2d 16h 26m
Buy It Now for only: $36.50

4858MFGXL New Massey Ferguson Tractor Starter 35 302 304 356 F40 TO20 TO30 TO35
4858MFGXL New Massey Ferguson Tractor Starter 35 302 304 356 F40 TO20 TO30 TO35
$162.70
Time Remaining: 2d 17h 12m
Buy It Now for only: $162.70

IGNITION KEY SWITCH Massey Ferguson Tractor TE20 TEA20 TO20 TO30 TO35 F40
IGNITION KEY SWITCH Massey Ferguson Tractor TE20 TEA20 TO20 TO30 TO35 F40
$16.95
Time Remaining: 2d 17h 15m
Buy It Now for only: $16.95

Ferguson PTO Shaft Dust Cover Cap TE20 TEA20 TEF20 TO20 TO30 Cast Iron 181181M1
Ferguson PTO Shaft Dust Cover Cap TE20 TEA20 TEF20 TO20 TO30 Cast Iron 181181M1
$7.99
Time Remaining: 2d 18h 8m
Buy It Now for only: $7.99

MASSEY FERGUSON TRACTOR WATER PUMP PULLEY TE20 TO20 TO30 A 1750300M1
MASSEY FERGUSON TRACTOR WATER PUMP PULLEY TE20 TO20 TO30 A 1750300M1
$36.10
Time Remaining: 2d 18h 15m
Buy It Now for only: $36.10

MASSEY FERGUSON 165 175 MF 30 MF 31 MF 3165 RIGHT SIDE PANEL 194941M91
MASSEY FERGUSON 165 175 MF 30 MF 31 MF 3165 RIGHT SIDE PANEL 194941M91
$18.00
Time Remaining: 2d 18h 39m
Buy It Now for only: $18.00

FPL2200 New Massey Ferguson Injection Line Set 4 Cylinder 30 50 65 165 255 302 +
FPL2200 New Massey Ferguson Injection Line Set 4 Cylinder 30 50 65 165 255 302 +
$64.75
Time Remaining: 2d 18h 57m
Buy It Now for only: $64.75

180847M91 New Massey Ferguson Tractor Lift Arm TE20 TO20 TO30 180846M91
180847M91 New Massey Ferguson Tractor Lift Arm TE20 TO20 TO30 180846M91
$54.45
Time Remaining: 2d 19h 12m
Buy It Now for only: $54.45

1868528M1 PTO Pinion Shaft Massey Ferguson 30 235 245 255 265 275 285 290
1868528M1 PTO Pinion Shaft Massey Ferguson 30 235 245 255 265 275 285 290
$35.46
Time Remaining: 2d 19h 37m
Buy It Now for only: $35.46

181087M91 New Massey Ferguson Tractor TO20 TO30 Hydraulic Relief Valve
181087M91 New Massey Ferguson Tractor TO20 TO30 Hydraulic Relief Valve
$16.89
Time Remaining: 2d 19h 59m
Buy It Now for only: $16.89

MASSEY FERGUSON TRACTOR BRAKE ACTUATING ASSEMBLY 30B 31 50H 245 283 A 1860963M2
MASSEY FERGUSON TRACTOR BRAKE ACTUATING ASSEMBLY 30B 31 50H 245 283 A 1860963M2
$71.25
Time Remaining: 2d 20h 54m
Buy It Now for only: $71.25

4 Brake Shoes for Massey Ferguson TO20 and TO30 Tractor
4 Brake Shoes for Massey Ferguson TO20 and TO30 Tractor
$67.95
Time Remaining: 3d 16m
Buy It Now for only: $67.95

MASSEY FERGUSON 165 175 30 31 3165 SIDE PANELLH 194942M91
MASSEY FERGUSON 165 175 30 31 3165 SIDE PANELLH 194942M91
$23.47
Time Remaining: 3d 3h 42m
Buy It Now for only: $23.47

Clutch Release Bearing for Massey Ferguson TO30 TO35 MF50 MF135 MF150 833084M1
Clutch Release Bearing for Massey Ferguson TO30 TO35 MF50 MF135 MF150 833084M1
$24.95
Time Remaining: 3d 6h 38m
Buy It Now for only: $24.95