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SPECIFICATIONS OF ENGINE: Briggs & Stratton, Model No· 243431, 4 cycle, with Easy-Spin starting system . heavy duty air-cooled, with mechanical governor . . . 3 stage voltage regulator . . . 12 volt system with 40 ampere hour automotive battery.., magneto ignition.., crankshaft mounts and rotates on ball bearing . . . Stellite exhaust valves with Stellite seat for longer life . . . Oil Foam air cleaner . . . special flywheel rotating screen which centrifuges leaves and clippings out of cooling air.
SPECIFICATIONS OF UNIT: All gear transmission · . . standard 3 speeds forward and one reverse (optional planetary pulley gives 6 speeds forward and 2 reverse) . . . steering ratio 4.1 to I . . . turning radius 31½'' inside . . . conveniently located controls . . . brake-clutch combination . . . optional hydraulic lift . . . Spur gear differential is precision cut, carburized and hardened with built-in controlled traction . . . power take-off available to front, center and rear, eliminating costly extra engines . . . standard 8½" wide rear tires, 8.50 x 12 suburbanite tread 2-ply; front tires 4.80 x 8 studded tread 2-ply.
[Source: Brochure, IMPROVE YOUR LOT IN LIFE .....WITH SIMPLICITY, Form 868, 1969, courtesy of William Harm]