Change Region
My Cart(0)
Cart is currently empty
My Account
Engines
View Our Engines
Push Mower Engines
Riding Mower Engines
Snow Blower Engines
Commercial Engines
Racing Engines
Other Engines
Engines Matter
100 Years
The One You Rely On
Earthwise
An American Brand
View Stories
Share Your Story
Engines 101
Push Mower Engines
Riding Mower Engines
Snow Blower Engines
Other Engines
Generators
View Our Standby Generators
Essential Power
Essential Power - Plus!
Managed Whole House Power
Whole House Power
View Our Portable Generators
PowerSmart Series
Standard Series
Elite Series
PRO SERIES
Additional Standby Resources
Backup Power 101
Selecting a Generator
Where to Buy
Contact Us
Dealer Support
Additional Portable Resources
Portable Generators 101
Maintenance & Repair
Where to Buy
Buying Guide PDF
Pressure Washers
View Our Pressure Washers
Amplifi Hose Powering System
Home Series
Elite Series™
PRO SERIES™
Parts & Accessories
Additional Resources
Pressure Washers 101
Where to Buy
Maintenance & Repair
Buying Guide PDF
Support
Manuals
Videos
Dealer Locator
Maintenance How-To
Yardsmarts
FAQ's
Starting Promise
Warranty
Register Your Product
Recalls
Contact
Shop
Repair Parts & Maintenance Products
Marketplace
Learning Resources
Gear
Help
Need Help Finding Your Model Number
Home
Engines
Other Engines
Engines 101
How An Engine Works
Engines 101
How An Engine Works
Share
|
The 4 cycle engine is reliable, diverse, and one of the hardest working engines on the planet.
Watch Video
Engines 101
Glossary of Engine Terms
How An Engine Works
Quick Tips
The Importance of Fuel Stabilizer
Torque Gets It Done