650EXi Series
650EXi Series

650EXi Series™

Easy to use. Easy to maintain.

The 650EXi SERIES™ engine combines powerful performance with new levels of easy operation. Easy to use, easy to maintain, easy to start - the EXi SERIES delivers a new engine experience for the most demanding job.

The EXi SERIES needs no regular oil change - just an occasional top-up.


Gross Torque (Nm)


Displacement (cc)


Fuel Tank Capacity (l)


Engine Type


Just Check & Add™

Never change oil ever, just check and add

Optional: Reduced Footprint with Mow N'Stow®

The Mow N' Stow® Technology makes it possible to store your lawn mower upright, saving up to 70% space.

Read more on our Mow N' Stow® Innovation page >


Provides simple and easy to use starting without having to prime the engine.

S2 Starting Guarantee

Our personal starting guarantee. Your engine starts within the first two pulls - or we will repair it free of charge.

Float Feed Carburettor

Optimized fuel delivery for improved startability and superior performance.

Super Lo-Tone™ Muffler

Significantly reduces noise and delivers exceptional tonal quality.

Splash Lubrication

Ensures adequate lubrication throughout the crankcase during normal operating conditions.

OHV Technology

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

Paper Air Cleaner (Oval)

Provides improved protection against airborne debris entering the engine

High Oil Fill Tube

Allows for easier maintenance.

Low Permeation Fuel Lines

More environmentally friendly

Mechanical Governor

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

Magnetron® Electronic Ignition System

Ensures maintenance-free, easy starting.

For More Information

Visit our Glossary of Engine Terms


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Engine Technology
Single cylinder, 4-stroke, air-cooled, OHV (Overhead Valve)
Gross Torque* (Nm) @ 2'600 rpm
Stroke (mm)
Oil Capacity (l)
Dimensions Length (mm)
Dimensions Height (mm)
Model Number
Displacement (cc)
Bore (mm)
Fuel Tank Capacity (l)
Dry Weight (kg)
Dimensions Width (mm)
Certified Power Rating

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



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