Kubota L3940 Price, Reviews, Specs, Engine Oil Capacity, Weight, Serial Numbers, Attachments, History, Features & Pictures Kubota L3940 Compact Utility Tractor is equipped with a Kubota diesel 4-cylinder liquid-cooled 122 ci [2.0 L] engine, which delivers 40.5 hp [30.2 kW] power at rated rpm 2700. Kubota L3940 Compact Utility Tractor featured with a Kubota 2.0L 4-cyl … [Read more...] about Kubota L3940 Price, Specs, Weight, Reviews