Picture: Black mower, red engine

Lawn Mower Engines

When shopping for a new lawn mower, tractor, tiller, pressure washer or generator, the single most critical element in petrol-powered equipment is the engine that produces the power to get the job done. Learn more about why the engine is important.

Download our Buying Guide For Engines

400-500 SERIES™

The 400 and 500 SERIES™are an entry-level family of engines that are simple and easy to use. These world's most popular engines deliver reliable power at an exceptional value.

  Engine Rating Displacement Compare
550 SERIES™ 550 SERIES™* 158 cc
500 SERIES™ 500 SERIES™* 158 cc
450 SERIES™ 450 SERIES™* 148 cc

** All power levels are stated per SAE J1940 as rated by Briggs & Stratton.