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| info | |
| 1970 - 1977, 400 Series, Lawn tractor |
| Production | |
| Manufacturer: | Gravely |
| Type: | Lawn tractor |
| Factory: | Dunbar, West Virginia, USA |
| Total built: | 6,689 (1970-1975) |
| Original price: | $763 (1971 ) |
| Gravely 408 Engine | |
| Fuel tank: | 1.125 gal 4.3 L |
| Mechanical | |
| Chassis: | 4x2 2WD |
| Steering: | manual |
| Cab: | Open operator station. |
| Dimensions & Tires | |
| Weight: | 372 to 465 pounds |
| Front tire: | 13x5.00-6 |
| Rear tire: | 18x8.50-8 |
| 408 Serial Numbers | |
| 1970: | 1003 |
| 1971: | 1846 |
| 1972: | 4022 |
| 1973: | 4744 |
| 1975: | 200000 |
| 1976: | 205039 |
| 1977: | 259009 |
| 1978: | 311672 |
| Final: | 372210 |
| info | |
| 1970 - 1977, 400 Series, Lawn tractor |
| Engine Detail | |
| Kohler K181, gasoline, 1-cylinder, air-cooled | |
| Displacement: | 304 cc 18.6 ci |
| Bore/Stroke: | 2.9375x2.75 inches 75 x 70 mm |
| Power (gross): | 8 hp 6.0 kW |
| Rated RPM: | 3800 |
| Sparkplug: | Champion 841, 871 RJ8C |
| Sparkplug gap: | 0.025 inches 0.635 mm |
| Engine Oil | |
| Oil capacity: | 1.25 qts 1.2 L |
| info | |
| SAE90W EP |
| Transmission | |
| Type: | belt-driven gear |
| Gears: | 4 forward and reverse |
| Oil capacity: | 3 qts 2.8 L |
| Four gears with forward-reverse control. | |
| info | |
| 1970 - 1977, 400 Series, Lawn tractor |
| Gravely 408 Tires | |
| Lawn/turf front: | 13x5.00-6 |
| Lawn/turf rear: | 18x8.50-8 |
| Dimensions | |
| Length: | 56.5 inches 143 cm |
| Width: | 33 inches 83 cm |
| Height: | 37 inches 93 cm |
| Weight: | 465 lbs 210 kg |
| Shiping weight: | 372 lbs 168 kg |
| info | |
| 1970 - 1977, 400 Series, Lawn tractor |
| Attachment overview | |
| 34" mid-mount mower deck, Snowblower, Blade |