K521 by Roper lawn tractors
1973 - 1976
Production
Roper K521 Engine
1.9 L
1973 - 1976
| 1973 - 1976 |
| Riding lawn mower |
Engine Detail
| Engine Detail | |
| Briggs & Stratton 130902 | |
| gasoline | |
| 1-cylinder | |
| air-cooled | |
| Displacement | 206 cc 12.57 ci |
| Bore/Stroke | 2.56x2.44 inches 65 x 62 mm |
| Power (gross) | 5 hp 3.7 kW |
| Starter type | manual recoil |
Roper K521 Transmission
1973 - 1976
| 1973 - 1976 |
| Riding lawn mower |
Transmission
| Transmission | |
| Gears | 3 forward and 1 reverse |
Speeds
| Speeds | |
Mechanical
Dimensions & Tires
102 cm
133 kg
1973 - 1976
| 1973 - 1976 |
| Riding lawn mower |
Roper K521 Tires
| Roper K521 Tires | |
| Lawn/turf front | 10.5x3.5 |
| Lawn/turf rear | 12.5x4.1 |
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