John Deere 318 Lawn Tractor Price, Specs, Review, Serial Numbers, Oil Capacity, Attachments & Pictures John Deere 318 Lawn Tractor is equipped with an Onan B43G gasoline 2-cylinder 4-valve air-cooled horizontal-shaft opposed twin, 709 cc engine, which produces 18 hp (13.4 kW) power at rated rpm 3500. The Onan B43G was used from 1983 to 1987, ending with John Deere 318 … [Read more...] about John Deere 318 Price, Specs, Review, Attachments & Features