________________________________________________________________________________

Hustler Fastrak SDX-54 Zero Turn Mower Specs

Hustler Fastrak SDX54 Engine

Kawasaki Engine

Engine Model .............. Kawasaki FX691V
Engine Type .............. 4-cycle vertical shaft V-twin OHV air-cooled gasoline engine
Number of Cylinders .............. 2
Cylinder Liners .............. Cast iron
Displacement, cu.in (cc) .............. 44.3 (726)
Cylinder Bore, in (mm) .............. 3.07 (78.0)
Piston Stroke, in (mm) .............. 2.99 (76.0)
Engine Power, Hp (kW) .............. 22.0 (16.4)
Rated Engine Speed, rpm .............. 3600
Maximum Torque, Nm (ft-lb) .............. 53.4 (39.3)
Torque Speed, rpm .............. 2200
Idle Speed, rpm .............. 1450-1550
Compression Ratio .............. 8.2:1
Fuel System .............. Carburetor
Carburetor Model .............. Nikki
Carburetor Type .............. Float type with fixed main jet, two barrel
Fuel Pump .............. Diaphragm type pulse pump
Fuel Type .............. Gasoline (86 or higher)
Governor Type .............. Flyweight all speed governor
Lubrication System .............. Pressure feed by positive displacement pump
Cooling System .............. Forced-air
Oil Filter .............. Cartridge type full flow
Air Cleaner .............. Dual stage element, heavy duty type
Ignition System .............. Transistorized-flywheel magneto
Spark Plug Type .............. NGK BPR4ES
Spark Plug Gap, in (mm) .............. 0.028-0.032 (0.70-0.80)
Armature Air Gap, in (mm) .............. 0.008-0.016 (0.20-0.41)
Intake Valve Clearance, in (mm) .............. 0.004-0.006 (0.10-0.15)
Exhaust Valve Clearance, in (mm) .............. 0.004-0.006 (0.10-0.15)
Fuel Tank Capacity, gal (L) .............. 5.0 (19.0)
Oil Capacity, qts (L) .............. 2.2 (2.1)

Kohler Engine

Engine Model .............. Kohler Confidant ZT730
Engine Type .............. 4-cycle V-twin cylinder OHV vertical shaft air-cooled gasoline engine
Number of Cylinders .............. 2
Displacement, cu.in (cc) .............. 45.8 (747)
Engine Bore, in (mm) .............. 3.27 (83.0)
Engine Stroke, in (mm) .............. 2.72 (69.0)
Rated Engine Power, hp (kW) .............. 23.0 (17.2)
Rated Engine Speed, rpm .............. 3600
Maximum Torque, Nm (ft-lbs) .............. 57.1 (42.1)
Torque Speed, rpm .............. 2800
Compression Ratio .............. 9.1:1
Fuel System .............. Carburetor
Carburetor Type .............. Fixed main jet
Fuel Pump .............. Pulse type
Governor Type .............. Mechanical
Lubrication System .............. Full pressure
Oil Filter .............. Full-flow type
Air Cleaner Type .............. Dual element
Ignition System .............. Electronic
Spark Plug Type .............. Champion RC12YC or NGK CS6
Spark Plug Gap, in (mm) .............. 0.03 (0.76)
Module Air Gap, in (mm) .............. 0.008-0.012 (0.203-0.305)
Intake Valve Clearance, in (mm) .............. 0.004-0.006 (0.10-0.15)
Exhaust Valve Clearance, in (mm) .............. 0.004-0.006 (0.10-0.15)
Fuel Tank Capacity, gal (L) .............. 5.0 (19.0)
Oil Capacity, qts (L) .............. 2.0 (1.9)

Electrical System

Electrical System Rating, Volts .............. 12
Charging System .............. Alternator
Alternator Rating, Amps .............. 15
Starting System .............. Electric starter

Power Take Off

PTO Operational Type .............. Independent
PTO Clutch .............. Electric
PTO Drive Type .............. Belt-driven

Hustler Fastrak SDX-54 Transmission

Transmission Model .............. Hydro-Gear ZT-3400
Transmission Type .............. Dual hydrostatic
Number of Forward Gears .............. Infinite
Number of Reverse Gears .............. Infinite
Oil Capacity, qts (L) .............. 5.0 (4.7)
Maximum Forward Speed, mph (kph) .............. 9.0 (14.5)
Maximum Reverse Speed, mph (kph) .............. 4.0 (6.4)

Wheels and Tires

Drive Wheels .............. 2WD 4x2
Steering Configuration .............. Front steer
Steering System .............. SmoothTrak, twin-lever
Brakes Type .............. Hydrostatic dynamic braking
Front Tire Size .............. 13x6.50-6
Rear Tire Size .............. 23x11.00-10

Dimensions and Weight

Overall Length, in (mm) .............. 74.4 (1890)
Overall Heigth, in (mm) .............. 48.9 (1240)
Overall Width, in (mm) .............. 52 (1320)
Weight, lb (kg) .............. 891 (405)

Mower Deck

Mower Deck Type .............. Mid-mount, side discharge
Deck Construction .............. Fabricated
Deck Material .............. 10-gauge steel
Cutting Width, in (mm) .............. 54 (1370)
Overall Width, in (mm) .............. 55.1 (1400)
Cutting Height, in (mm) .............. 1.5-4.5 (37-114)
Number of Blades .............. 3
Blade Engagement .............. Electric
Blade Size, in (mm) .............. 18.5x2.5x0.2 (470x63.5x5.1)
Spindle Material .............. Aluminum
Lift System .............. Foot operated