General Information
Tractor Model …………………. Cub Cadet 86
Tractor Type …………………. Garden tractor
Series …………………. 1X8/1X9
Manufacture Years …………………. 1971-1974
Fuel Type …………………. Gasoline
Attachments …………………. Mower Deck
Cub Cadet 86 Engine Technical Data
Engine Model …………………. Kohler K181
Engine Type …………………. 4-stroke, air-cooled gasoline
Number of Cylinders …………………. Single
Displacement, cu in (L) …………………. 16.2 (0.266)
Engine Bore, in (mm) …………………. 2.94 (75.0)
Engine Stroke, in (mm) …………………. 2.95 (70.0)
Maximum Engine Power, hp (kW) …………………. 8.0 (6.0)
Rated Engine Speed, rpm …………………. 3600
Idle Engine Speed, rpm …………………. 1000-3780
Fuel System …………………. Carburetor
Carburetor Model …………………. Kohler/Walbro
Carburetor Type …………………. Fixed main jet or adjustable main
jet
Lubrication System …………………. Splash type
Cooling System …………………. Forced-air
Ignition System …………………. Magneto or battery
Valve Clearance (Intake), in (mm) …………………. 0.008-0.010
(0.20-0.25)
Valve Clearance (Exhaust), in (mm) …………………. 0.017-0.019
(0.43-0.48)
Spark Plug Type …………………. Champion RJ8C
Spark Plug Size, in (mm) …………………. 0.553 (14.0)
Spark Plug Gap, in (mm) …………………. 0.020 (0.51)
Fuel Tank Capacity, gal (L) …………………. 2.0 (7.6)
Oil Capacity, qts (L) …………………. 1.25 (1.20)
Electrical System
Electrical System Rating, Volts …………………. 12
Charging System …………………. Generator, 15A
Starter Type …………………. Recoil
Number of Batteries …………………. 1
Battery Voltage, Volts …………………. 12
Electric Ground …………………. Negative
Cub Cadet 86 Power Take-Off
PTO Location …………………. Front / Rear
Front PTO Operational Type …………………. Independent
Front PTO Clutch …………………. Mechanical
Front PTO Speed, rpm …………………. 3600
Rear PTO Operational Type …………………. Transmission
Rear PTO Speed, rpm …………………. 525
Cub Cadet 86 Transmission
Transmission Type …………………. 3F/1R, Gear
Number of Forward Gears …………………. 3
Number of Reverse Gears …………………. 1
Clutch Type …………………. Dry disc
Clutch Disc Diameter, in (mm) …………………. 4.5 (115)
Oil Capacity, qts (L) …………………. 3.5 (3.3)
Maximum Forward Speed, mph (kph) …………………. 6.8 (10.9)
Maximum Reverse Speed, mph (kph) …………………. 2.5 (4.0)
Transmission Type …………………. 6F/2R, Creeper
Number of Forward Gears …………………. 6
Number of Reverse Gears …………………. 2
Clutch Type …………………. Dry disc
Clutch Disc Diameter, in (mm) …………………. 4.5 (115)
Oil Capacity, qts (L) …………………. 3.8 (3.5)
Oil Capacity (Creeper), qts (L) …………………. 0.53 (0.50)
Maximum Forward Speed, mph (kph) …………………. 6.8 (10.9)
Maximum Reverse Speed, mph (kph) …………………. 2.5 (4.0)
Maximum Forward Speed (with Creeper), mph (kph) ………………….
1.7 (2.7)
Maximum Reverse Speed (with Creeper), mph (kph) ………………….
0.6 (1.0)
Cub Cadet 86 Wheels and Tires
Drive Wheels …………………. 2WD 4×2
Steering Configuration …………………. Front steer
Steering System …………………. Manual
Brakes Type …………………. Mechanical disc
Brake Disc Diameter, in (mm) …………………. 8 (203)
Front Tire Size …………………. 4.8×4.0-8
Rear Tire Size …………………. 6.0-12
Front Tread Width, in (mm) …………………. 27 (680)
Rear Tread Width, in (mm) …………………. 27 (680)
Dimensions and Weight
Wheelbase, in (mm) …………………. 44 (1100)
Length, in (mm) …………………. 69 (1750)
Height, in (mm) …………………. 41 (1040)
Overall Width, in (mm) …………………. 33 (830)
Ground Clearance, in (mm) …………………. 6 (150)
Weight, lb (kg) …………………. 670 (305)
Cub Cadet 86 Attachments
38″ Mower Deck
Mower Deck Type …………………. Mid-mount
Number of Blades …………………. 3
Cutting Width, in (mm) …………………. 38 (960)
Cutting Height, in (mm) …………………. 1-4 (20-100)
Drive Type …………………. Belt
Lift System …………………. Mechanical
44″ Mower Deck
Mower Deck Type …………………. Mid-mount
Number of Blades …………………. 3
Cutting Width, in (mm) …………………. 44 (1110)
Cutting Height, in (mm) …………………. 1-4 (20-100)
Drive Type …………………. Belt
Lift System …………………. Mechanical
50″ Mower Deck
Mower Deck Type …………………. Mid-mount
Number of Blades …………………. 3
Cutting Width, in (mm) …………………. 50 (1270)
Cutting Height, in (mm) …………………. 1-4 (20-100)
Drive Type …………………. Belt
Lift System …………………. Mechanical