The Murray 3667 is a lawn tractor produced from 1975 to 1980 by Murray in Lawrenceburg, Tennessee, USA. It features a 10 hp Briggs & Stratton 1-cylinder gasoline engine with electric start, a 3-speed belt-driven gear transmission with 3 forward and 1 reverse gears, and two-wheel drive with manual steering and disc brakes. The tractor has a mid PTO with independent clutch and manual control. It weighs 478 lbs (216 kg) and rides on 15x6.00 front and 18x9.50 rear tires. Attachments include a 36" mid-mount mower deck, snowblower, and blade. The model is similar to the Sears LT/10.