These engines are designed for frequent use in demanding work environments.
Made in the USA: Made in the USA of US and global parts.
Advanced Debris Management System: Keeps the engine clean by deflecting and ejecting grass and debris for a longer engine life.
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.
Full Pressure Lube System: Reduces component wear for longer engine life.
Model Number: 31S7
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: Full Pressure Lubrication
Oil Filter: Premium
Air Filter: Dual Element Cartridge with Advanced Debris Management
HP (gross) **: 15.5.0
Number of Cylinders: Single
OHV Engine: Yes
Width (in): 16.2
Weight (lbs): 77
Stroke (in): 3.06
Fuel Tank Capacity (gal): N/A
Oil Capacity (oz): 48
Starter: Electric Start
* When compared against the expected life standards of a Briggs & Stratton Intek™ Series Engine.
*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.