Durability comes standard.
The GSV190 offers the best of two worlds. Higher durability, with features like a cast iron cylinder liner and three-piece oil control. And the benefits of a lightweight, compact, quiet OHC design. It’s an excellent choice for demanding homeowner applications and commercial equipment alike.

Common Applications
Pressure washers
Lawn mowers
Commercial lawn and garden
Forestry equipment
Agricultural equipment


Fuel Efficient, High Output Operation
Compact combustion chamber, overhead cam design, and uniblock construction reduce fuel consumption
Powerful torque across a wide RPM range helps reduce engine speed drop from sudden load increases.

Compact and Lightweight
The lightest engines in their class
Overhead cam, overhead valve design
Tough resin overhead cam for durability and quietness
Uni-block construction

Quiet, Smooth Performance
Internal timing belt provides quiet operation
Valvetrain and gear noise is minimized
Precision engineered and machined components result in lower vibration

Proven Reliability
Cast iron cylinder liner
Dual element air cleaner for increased life
Ball bearing suported crankshaft
Dua-Lube System provides superior engine lubrication
3 piece oil control ring for long life
Proven lifetime timing belt design

Easy to Use and Maintain
Auto Choke System available
Easy access oil drain and fill
Easily accessible spark plug
Proven lifetime timing belt design

Easy Starting
Horizontal cross-flow intake port to smooth the flow of fuel
Automatic mechanical decompression
Electronic ignition

Emissions Compliant
CARB and EPA certified
No catalyst necessary






GS190 P Type Threaded Type (SAE)
GS190 P Type Threaded Type (SAE)
GS190 Q Type Straight Shaft
GS190 Q Type Straight Shaft
GS190 V Type Tapered Shaft
GS190 V Type Tapered Shaft

Additional Information (PDF Files)

Owners Manual