128 by Cub Cadet lawn tractors
1971 - 1974
Production
Cub Cadet 128 Engine
7.6 L
1971 - 1974
| 1971 - 1974 |
| 1X8/1X9 Series |
| Garden tractor |
Engine Detail
| Engine Detail | |
| Kohler K301A | |
| gasoline | |
| 1-cylinder | |
| air-cooled | |
| Displacement | 476 cc 29.07 ci |
| Bore/Stroke | 3.375x3.25 inches 86 x 83 mm |
| Power | 12 hp 8.9 kW |
| Air cleaner | dry cartridge |
| Rated RPM | 3600 |
| Idle RPM | 1000-3800 |
| Starter volts | 12 |
| Sparkplug | Champion H-10 |
| Sparkplug gap | 0.025 inches 0.635 mm |
| Point gap | 0.020 inches 0.508 mm |
| Intake valve clearance | 0.010 inches*Cold 0.254 mm |
| Exhaust valve clearance | 0.020 inches*Cold 0.508 mm |
Engine Oil
| Engine Oil | |
| Oil capacity | 1.5 qts 1.4 L |
| Oil change | 30 h |
Cub Cadet 128 Transmissions
1971 - 1974
| 1971 - 1974 |
| 1X8/1X9 Series |
| Garden tractor |
Transmissions overview
| Transmissions overview | |
| 3-speed gear | |
| 6-speed creeper |
Transmission
| Transmission | |||
| Type | gear | ||
| Gears | 3 forward and 1 reverse | ||
| Clutch | 4.5-inch dry disc | ||
| Oil capacity | 3.5 qts 3.3 L | ||
| Oil type |
| ||
Speeds
| Speeds | |
Shift Pattern
| Shift Pattern | |
Transmission
| Transmission | |
| Type | creeper |
| Gears | 6 forward and 2 reverse |
| Clutch | 4.5-inch dry disc |
| Oil capacity | 3.75 qts 3.5 L |
| The optional creeper provided an additional lower range. Moving the creeper shift lever forward engages direct drive, while the creeper is to the rear. The creeper ratio is a 4:1 reduction. | |
Speeds
| Speeds | |
Mechanical
Tractor hitch
Power Take-off (PTO)
Dimensions & Tires
111 cm
1971 - 1974
| 1971 - 1974 |
| 1X8/1X9 Series |
| Garden tractor |
Cub Cadet 128 Tires
| Cub Cadet 128 Tires | |
| Lawn/turf front | 4.80/4.00-8 |
| Lawn/turf rear | 23x8.50-12 |
128 Serial Numbers
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128 Serial Location
Electrical
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