Series 8 Commercial Series™

Series 8 Commercial Series™

Commercial performance, reliable power.

The Commercial Series™ engine features the patented 5-step Debris Management System and integrated cyclonic air filter, delivering superior performance and durability. Utilizing Over Head Valve (OHV) technology in combination with a V-Twin design cylinder this engine delivers true commercial power in a well balanced engine design.

Phase-Out Summer 2022 


Gross Torque (Nm)


Displacement (cc)


Engine Type


No. of Cylinders


Cast Iron Sleeve

Adds integrity and durability that withstand wear and abuse while providing improved oil control.

Integrated Cyclonic Air Cleaner

Provides advanced protection against airborne debris entering the engine.

Mechanical Governor

Controls the engine speed to deliver more usable power under heavy usage.

Full Pressure Lubrication with Oil Filter

Is similar to an automotive engine that continuously delivers oil under pressure to critical engine components for maximum lubrication and long engine life.

Magnetron® Electronic Ignition System

Ensures maintenance-free, easy starting.

Optional Electronic Fuel Management System

Provides significantly improved starting for ride-on mowers.

OHV Technology

Optimized performance that delivers longer engine life and improved fuel economy.

Float Feed Carburetor

Optimized fuel delivery for improved startability and superior performance

High Oil Fill Tube

Allows for easier maintenance

Higher Torque

Provides more power resulting in improved equipment productivity

Twin Cylinders

V-Twin engine design provides better balance and allows for increased power.

For More Information

Visit our Glossary of Engine Terms


Only 2 products can be compared at once. Please remove one of your selections to compare this product.

Only 3 products can be compared at once. Please remove one of your selections to compare this product.

At least one product must be displayed. Please select another option to remove this product

Engine Technology
V-Twin, 4-stroke, air cooled, OHV (Overhead Valve)
Model Number
Gross Torque* (Nm) @ 3'600 rpm
Displacement (cc)
Cast Iron sleeve
Bore (mm)
Stroke (mm)
Oil Capacity (l)
Fuel Tank Capacity (l)
Dry Weight (kg)
Dimensions Length (mm)
Dimensions Width (mm)
Dimensions Height (mm)
Certified Power Rating

* Power levels are stated gross torque per SAE J1940 as rated by Briggs & Stratton.



Download the operator's manual or illustrated parts list for your Briggs & Stratton engine or equipment by following our step-by-step process.

Find Manuals »


Have a question? Search our FAQs to find answers related to model specifications, routine maintenance, repair or troubleshooting.

Search FAQs »

Maintenance How-To Articles

Find DIY articles on how to use and maintain your Briggs & Stratton engine or equipment.

Find Articles »

Dealer Locator

Take advantage of the expertise your local dealer can provide for service and support on your rider mower engine.

Locate A Dealer »