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Cub Cadet RZT-42 Zero Turn Mower Specs

Cub Cadet RZT 42 Engine

Briggs Engine

Engine Model ............... Briggs and Stratton 31G777 Intek
Engine Type ............... 4-cycle single cylinder OHV vertical shaft air-cooled gasoline engine
Number of Cylinders ............... 1
Displacement, cu.in (cc) ............... 30.5 (500)
Cylinder Bore, in (mm) ............... 3.56 (91.0)
Piston Stroke, in (mm) ............... 3.06 (78.0)
Rated Engine Power, hp (kW) ............... 17.5 (13.0)
Rated Engine Speed, rpm ............... 3300
Idle Speed, rpm ............... 1750
Cylinder Bore Type ............... Cast iron sleeve
Fuel System Type ............... Carburetor
Carburetor Type ............... Float
Fuel Pump ............... Pulse type
Governor Type ............... Mechanical
Lubrication System ............... Oil pump with filter
Air Cleaner Type ............... Dual element
Cooling System ............... Forced air
Ignition System ............... Electronic
Starting System ............... Electric starter
Fuel Tank Capacity, gal (L) ............... 3.0 (11.4)
Oil Capacity, qts (L) ............... 1.51 (1.42)
Electrical System Rating, Volts ............... 12

Kohler SV530 Engine

Engine Model ............... Kohler Courage SV530
Engine Type ............... 4-cycle single cylinder OHV vertical shaft air-cooled gasoline engine
Number of Cylinders ............... 1
Displacement, cu.in (cc) ............... 32.6 (535)
Engine Bore, in (mm) ............... 3.50 (89.0)
Engine Stroke, in (mm) ............... 3.38 (86.0)
Rated Engine Power, hp (kW) ............... 17.0 (12.7)
Rated Engine Speed, rpm ............... 3600
Low Idle Speed, rpm ............... 1450-1550
Maximum Torque, Nm (ft-lbs) ............... 37.8 (27.9)
Torque Speed, rpm ............... 2600
Compression Ratio ............... 8.5:1
Fuel System Type ............... 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 ............... Replaceable, paper element
Spark Plug Type ............... Champion RC12YC or QC12YC
Spark Plug Gap, in (mm) ............... 0.030 (0.76)
Module Air Gap, in (mm) ............... 0.008-0.012 (0.203-0.305)
Intake Valve Clearance, in (mm) ............... 0.005 (0.127)
Exhaust Valve Clearance, in (mm) ............... 0.007 (0.178)
Fuel Tank Capacity, gal (L) ............... 3.0 (11.4)
Oil Capacity, qts (L) ............... 2.0 (1.9)
Electrical System Rating, Volts ............... 12

Kohler SV600 Engine

Engine Model ............... Kohler Courage SV600
Engine Type ............... 4-cycle single cylinder OHV vertical shaft air-cooled gasoline engine
Number of Cylinder ............... 1
Piston Displacement, cu.in (cc) ............... 36.4 (597)
Engine Bore, in (mm) ............... 3.70 (94.0)
Engine Stroke, in (mm) ............... 3.38 (86.0)
Engine Power, Hp (kW) ............... 20.0 (14.9)
Rated Engine Speed, rpm ............... 3600
Low Idle Speed, rpm ............... 1400-1600
Compression Ratio ............... 8.5:1
Fuel System Type ............... Carburetor
Carburetor Type ............... Fixed main jet
Fuel Pump ............... Pulse type
Fuel Filter Type ............... In-line
Governor Type ............... Mechanical
Cooling System ............... Air Intake
Air Cleaner ............... Replaceable paper element
Lubrication System ............... Full-Pressure
Oil Filter ............... Full-flow
Ignition System Type ............... Electronic
Spark Plug ............... Champion RC12YC
Spark Plug Gap, in (mm) ............... 0.030 (0.76)
Module Air Gap, in (mm) ............... 0.008-0.012 (0.20-0.31)
Fuel Tank Capacity, gal (L) ............... 3.0 (11.4)
Oil Capacity, qts (L) ............... 1.6 (1.5)
Electrical System Rating, Volts ............... 12

Kohler SV715 Engine

Engine Model ............... Kohler Courage SV715
Engine Type ............... 4-cycle V-twin cylinder OHV vertical shaft air-cooled gasoline engine
Number of Cylinders ............... 2
Displacement, cu.in (L) ............... 44.2 (0.725)
Engine Bore, in (mm) ............... 3.27 (83.0)
Engine Stroke, in (mm) ............... 2.64 (67.0)
Rated Engine Power, hp (kW) ............... 22.0 (16.4)
Rated Engine Speed, rpm ............... 3600
Maximum Torque, Nm (ft-lbs) ............... 58.3 (43.1)
Torque Speed, rpm ............... 2800
Compression Ratio ............... 9.0:1
Fuel System ............... Carburetor
Carburetor Model ............... Walbro
Carburetor Type ............... Fixed main jet
Fuel Pump ............... Pulse type
Lubrication System ............... Full pressure
Oil filter ............... Full-flow type
Ignition System Type ............... Electronic
Spark Plug Type ............... Champion RC12YC
Spark Plug Gap, in (mm) ............... 0.03 (0.76)
Module Air Gap, in (mm) ............... 0.011-0.013 (0.28-0.33)
Intake Valve Clearance, in (mm) ............... 0.005 (0.127)
Exhaust Valve Clearance, in (mm) ............... 0.005 (0.127)
Fuel Tank Capacity, gal (L) ............... 3.0 (11.4)
Oil Capacity, qts (L) ............... 2.0 (1.9)
Electrical System Rating, Volts ............... 12

Power Take Off

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

Cub Cadet RZT 42 Transmission

Transmission Model ............... Hydro-Gear EZT
Transmission Type ............... Hydrostatic
Number of Forward Gears ............... Infinite
Number of Reverse Gears ............... Infinite
Oil Capacity, qts (L) ............... 4.0 (3.75)
Maximum Forward Speed, mph (kph) ............... 5.5 (8.8)
Maximum Reverse Speed, mph (kph) ............... 3.0 (4.8)

Wheels and Tires

Drive Wheels ............... 2WD 4x2
Steering Configuration ............... Front steer
Steering System ............... Differential power
Front Tire Size ............... 11x4.00-5
Rear Tire Size (Std) ............... 18x6.50-8
Rear Tire Size (Opt) ............... 18x8.50-8

Dimensions and Weight

Wheelbase, in (mm) ............... 43.5 (1100)
Overall Length, in (mm) ............... 67 (1700)
Overall Width, in (mm) ............... 45 (1140)
Weight, lb (kg) ............... 480 (216)

Mower Deck

Mower Deck Type ............... Mid-mount
Number of Blades ............... 2
Cutting Width, in (mm) ............... 42 (1060)
Overall Width, in (mm) ............... 45 (1140)
Cutting Height, in (mm) ............... 1.5-4.0 (37-102)
Blade Engagement ............... Electric
Anti-Scalp Wheels ............... 2
Lift System ............... Manual