- Made in the USA: Made in the USA of US and global parts.
- ReadyStart® for Ride Technology: Automotive-style, no choke easy starting. Just turn the key or push the button and go.
- Anti-Vibration System - AVS®: Provides a smoother ride and more comfort.
- Advanced Debris Management System: Keeps the engine clean by deflecting and ejecting grass and debris for a longer engine life.
- Full Pressure Lube System: Reduces component wear for longer engine life.
- Model Number: 31R8
- Engine Displacement (cc): 500
- Engine Configuration: Vertical Shaft
- Length (in): 18.9
- Height (in): 12.9
- Bore (in): 3.56
- Engine Fuel: Gasoline
- Lubrication System: Pressure Lubrication, Full Pressure Lubrication optional
- Oil Filter: Standard
- Air Filter: Cartridge Air Cleaner with Advanced Debris Management
- HP (gross) **: 16.5
- Number of Cylinders: Single
- OHV Engine: Yes
- Width (in): 15.5
- Weight (lbs): 77
- Stroke (in): 3.06
- Fuel Tank Capacity (gal): N/A
- Oil Capacity (oz): 48
- Starter: Electric Start
- Muffler: Optional
*All power levels are stated gross torque at 2600 rpm per SAE J1940 as rated by Briggs & Stratton.**All power levels are stated gross horsepower at 3600 rpm per SAE J1940 as rated by Briggs & Stratton.
Availability Brochure Style Residential Engines Displacement 500 cc Cylinders Single Horsepower 16.5 gross hp Bore X Stroke 3.56 in. x 3.06 in.