The BF-Onan's New Twin Cylinder Garden Tractor Engine 720730

Onan's new 40 in3, heavy-duty, air-cooled gasoline engine offers advantages of 2-cyl configuration in a size range formerly dominated by single-cylinder engines. The twin-cylinder-opposed design results in a compact, quiet, extremely smooth-running engine, easily adaptable to garden tractor installations.The engine features an aluminum die-cast cylinder block. Aluminum die castings are used extensively throughout the design. All components are well tooled for low-cost, high-volume production.A variety of options are available, allowing tailoring the engine to meet the garden tractor manufacturers' specific requirements.


Subscribers can view annotate, and download all of SAE's content. Learn More »


Members save up to 43% off list price.
Login to see discount.
Special Offer: Purchase more aerospace standards and aerospace material specifications and save! AeroPaks off a customized subscription plan that lets you pay for just the documents that you need, when you need them.