Specifications: WL93B available from Washington Tractor, WA
| Engine: | WL90B | WL93B |
| Manufacturer | Kawasaki | Kawasaki |
| Model no. | FH430V | FH580V |
| Horsepower (gross) | 15 | 19 |
| Maximum Power @ | 3600 RPM | 3600 RPM |
| Displacement | 26.3 cu. in. | 35.7 cu. in. |
| Cylinders | V-Twin | V-Twin |
| Crankshaft orientation | Vertical | Vertical |
| Lubrication | Full pressure | Full pressure |
| Cooling | Air | Air |
| Fuel type | Regular unleaded gasoline | Regular unleaded gasoline |
| Fuel tank capacity | 5 U.S. gallons | 5 U.S. gallons |
| Operator Presence System | yes | yes |
| Drivetrain: | ||
| Hydraulic pumps | 10cc Hydro-Gear | 10cc Hydro-Gear |
| Hyfraulic System Cap. | 4.7 qt. | 4.7 qt. |
| Wheel motors | 1" dia. Parker Ross | 1" dia. Parker Ross |
| Travel speed (mph) | ||
| Forward | 0 – 7 mph | 0 – 7 mph |
| Reverse | 0 – 3 mph | 0 – 3 mph |
| Speed and direction control | Loop Handle | Loop Handle |
| Tires: | ||
| Drive tires | 16x6.50-8 | 16x6.50-8 |
| Front caster Wheels | 9x3.50-4 | 9x3.50-4 |
| Blade Tip Speed (approx) | 17,900 f/m | 17,900 f/m |
| Blade Engagement | Electric PTO | Electric PTO |
| Dimension: | ||
| Length (in) | 71 | 71 |
| Width – chute up (in) | 37.5 | 49 |
| Width -- chute down (in) | 48 | 60.5 |
| Height (in) | 42.5 | 42.5 |
| Weight (lbs./dry) | 708 | 769 |