John Deere RX73

John Deere RX73The John Deere RX73 is a riding lawn mower with small single cylinder Kawasaki FC290V vertical engine (286 cc, 17.45 cu-in) and gear type transmission (seven forward and one reverse gear). The John Deere RX73 lawn mower was produced from 1987 to 1990.

The John Deere RX73 riding mower used an air-cooled single-cylinder four-stroke Kawasaki FC290V gasoline engine with vertical PTO shaft and electric starter. The FC290V engine has an OHV (overhead valve) design; cast-iron cylinder liner; reciprocating balancer; float type carburetor with fixed main jet; flywheel magneto transistor type ignition system.

Bore and stroke are 78.0 mm (3.07 in) and 60.0 mm (2.36 in), respectively. Compression ratio rating is 8.4:1. The Kawasaki FC290V motor produced 9.0 HP (6.7 kW;) at 3,600 rpm of horsepower and 18.7 Nm (1.91 kg·m; 13.8 ft·lb) at 2,400 rpm of torque.

The John Deere RX73 is equipped with gear type transmission (seven forward and one reverse gear), disc brakes, and manual sector and pinion steering. This lawn mower used open operator station, 3.8 L (1.0 US gal.) fuel tank, and mid-mount 760.0 mm (30 in) mower deck with manual lift and one blade.

John Deere RX73 Specifications

General Specifications
Model John Deere RX73
Length 1,540 mm (61 in)
Width 660 mm (26 in)
Height 990 mm (39 in)
Wheel base 1,160 mm (42 in)
Dry weight 172 kg (380 lbs)
Fuel tank capacity 3.8 L (1.0 US gal.)
Battery 12V
Engine
Engine model Kawasaki FC290V
Fuel Gasoline
Displacement 286 cc (17.45 cu-in)
Bore x stroke 78.0 x 60.0 mm (3.07 x 2.36 in)
Power output 9.0 HP (6.7 KW) at 3,600 rpm
Starter type Electric starter
Oil type 10W-30
Oil capacity 1.1 L (1.2 US. qt)
Spark plug NGK: BPR5ES; CHAMPION: RN11YC;
Transmission and chassis
Chassis 4×2 (2WD)
Transmission type Gear transmission
Gears 7 forward and 1 reverse
Ground speed Forward: up to 8.7 kmh (5.4 mph)
Reverse: up to 3.9 kmh (2.4 mph)
PTO (Power take-off shaft)
PTO Type: Middle, independent with mechanical clutch
Wheels and tires
Front tires Lawn/turf: 11×4.00-5
Rear tires Lawn/turf: 16×6.50-8