john deere 720

1956 - 1958

Two-Cylinder 20 Series

Row-Crop tractor

Two-Cylinder 20 Series

Row-Crop tractor

John Deere 5.9L 2-cyl gasoline

John Deere 5.9L 2-cyl all-fuel

John Deere 5.9L 2-cyl LP gas

John Deere 6.2L 2-cyl diesel

John Deere

gasoline

2-cylinder 4-valve

liquid-cooled

Displacement

360.5 ci 5.9 L

Bore/Stroke

6.00x6.375 inches 152 x 162 mm

Air cleaner

oil bath

Compression

6.14:1

Rated RPM

1125

Firing order

1-2

Starter type

electric

Oil capacity

12 qts (early) 11.4 L

 

10 qts (late)*Lower capacity specified beginning at tractor SN 7214900. 9.5 L

Coolant capacity

29 qts 27.4 L

John Deere

all-fuel

2-cylinder 4-valve

liquid-cooled

Displacement

360.5 ci 5.9 L

Bore/Stroke

6.00x6.375 inches 152 x 162 mm

Air cleaner

oil bath

Compression

4.91:1

Rated RPM

1125

Firing order

1-2

Starter type

electric

Oil capacity

12 qts (early) 11.4 L

 

10 qts (late)*Lower capacity specified beginning at tractor SN 7214900. 9.5 L

John Deere

LP gas

2-cylinder 4-valve

liquid-cooled

Displacement

360.5 ci 5.9 L

Bore/Stroke

6.00x6.375 inches 152 x 162 mm

Air cleaner

oil bath

Compression

7.94:1

Rated RPM

1125

Firing order

1-2

Starter

electric

Starter volts

12

John Deere

diesel

2-cylinder 4-valve

liquid-cooled

Displacement

376 ci 6.2 L

Bore/Stroke

6.125x6.375 inches 156 x 162 mm

Compression

16:1

Rated RPM

1125

Firing order

1-2

Starter

pony motor *Four-cylinder 6V electric-start gasoline pony power used to warm and start the diesel engine.

 

electric *Electric start became available as an option on the 720 Diesel in 1958.

Starter volts

6 (diesel pony)

 

24 (diesel electric)

Oil capacity

11 qts (diesel) 10.4 L

 

1 qts (pony) 0.9 L