408 by Gravely lawn tractors

1970 - 1977

1970 - 1977 400 SeriesLawn tractor

Production

Production ManufacturerGravely TypeLawn tractor FactoryDunbar, West Virginia, USA Total built6,689 (1970-1975) Original price$763 (1971 )

Gravely 408 Engine

Gravely 408 Engine 8HP Kohler 304cc 1-cyl gasoline Fuel tank1.125 gal
4.3 L Engine details ...

1970 - 1977

1970 - 1977
400 Series
Lawn tractor

Engine Detail

Engine Detail
Kohler K181
gasoline
1-cylinder
air-cooled
Displacement304 cc
18.6 ci
Bore/Stroke2.9375x2.75 inches
75 x 70 mm
Power (gross)8 hp
6.0 kW
Rated RPM3800
Starterelectric
Starter volts12
SparkplugChampion 841
 871 RJ8C
Sparkplug gap0.025 inches
0.635 mm

Engine Oil

Engine Oil
Oil capacity1.25 qts
1.2 L

Gravely 408 Transmission

Gravely 408 Transmission 4-speed gear Transmission details ...

1970 - 1977

1970 - 1977
400 Series
Lawn tractor

Transmission

Transmission
Typebelt-driven gear
Gears4 forward and reverse
Oil capacity3 qts
2.8 L
Oil type
SAE90W EP
Four gears with forward-reverse control.

Speeds

Speeds

Mechanical

Mechanical Chassis4x2 2WD Steeringmanual CabOpen operator station.

Dimensions & Tires

Dimensions & Tires Weight372 to 465 pounds Front tire13x5.00-6 Rear tire18x8.50-8 Full dimensions and tires ...

1970 - 1977

1970 - 1977
400 Series
Lawn tractor

Gravely 408 Tires

Gravely 408 Tires
Lawn/turf front13x5.00-6
Lawn/turf rear18x8.50-8

Electrical

Electrical Groundnegative Battery volts12

408 relate tractors