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Engine: Briggs & Stratton 10 hp, 4-cycle, Easy-Spin starting, heavy duty air-cooled, with micromatic ignition and mechanical governor. 

Crankshaft: Mounted and rotates on ball bearing.

Valves: Stellite exhaust with Stellite seat for longer valve life. 

Air Cleaner: Oil Foam with special rotating screen which centrifuges
leaves and clippings out of cooling air.  [Note:  This is an error in the source document -- the rotating screen is over the inlet for the engine's cooling fan, and not over the carburetor's air cleaner.  Kent]

Transmission: Sliding spur gear and spiral bevel gear, oil lubricated,
precision cut, carburized and hardened, mounted to anti-friction roller
bearings. 

Differential: Spur gear, precision cut, carburized and hardened with
built-in controllable friction. 

Frame: Electrically welded, heavy gauge of new inverted channel type.
New Steering Gear: 4.1 to 1 ratio. 

Turning Radius: 2' inner rear wheel.

Speeds: 3 speeds forward plus reverse. Gear ratios — with standard
pulleys, 156 in first, 66 in second, 40 in third. Gear ratios — with tiller
pulleys, 194 in first, 82 in second, 50 in third. Planetary ¾ to 6 mph. 

Tires: Front 4.80 x 8 studded-tread 2-ply. Rear 8.50-12 suburbanite-
tread 2-ply. 

Electrical System: 12 volt with large 40 amp automotive battery, magneto for positive starting even in coldest weather when all battery cur-
rent is needed to turn over engine. Automotive battery and ammeter,
3-stage voltage regulator for quick recharging. 

Shipping Weight: 681 lbs. 

Power Take-Offs: Smooth power flow with power take-off available to
front, center and rear; eliminates costly extra engines.

Original, damaged catalog courtesy of Steve Redfern with some pictures courtesy of Chris Geise. Entire catalog in great condition, courtesy of Wally Becker.