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Bolens QT16 1666 Technical Specs

General Information

Tractor Model ...................... Bolens QT16 1666
Tractor Type ...................... Garden tractor
Series ...................... Q
Manufacture Years ...................... 1973-1978
Fuel Type ...................... Gasoline
Attachments ...................... Mower Deck, Snow Blower, Blade

Bolens QT16 Engine Specifications

Engine Model ...................... Onan BF-MS
Engine Type ...................... 4-cycle two cylinder air-cooled horizontal-shaft gasoline
Number of Cylinders ...................... 2
Displacement, cu.in (cc) ...................... 40.3 (659)
Engine Bore, in (mm) ...................... 3.13 (79.0)
Engine Stroke, in (mm) ...................... 2.63 (67.0)
Rated Engine Power, hp (kW) ...................... 16.0 (11.9)
Rated Engine Speed, rpm ...................... 3600
Idle Speed, rpm ...................... 1200
Compression ...................... 7.0:1
Fuel System Type ...................... Carburetor
Carburetor Type ...................... Adjustable main jet
Fuel Pump Type ...................... Mechanical
Air Cleaner Type ...................... Paper element
Spark Plug Type ...................... Champion H8
Spark Plug Gap, in (mm) ...................... 0.025 (0.63)
Breaker Point Gap, in (mm) ...................... 0.020 (0.51)
Intake Valve Clearance, in (mm) ...................... 0.007-0.009 (0.18-0.23)
Exhaust Valve Clearance, in (mm) ...................... 0.012-0.014 (0.30-0.35)
Fuel Tank Capacity, gal (L) ...................... 4.0 (15.0)
Oil Capacity, qt (L) ...................... 2.0 (1.9)

Electrical System

Electrical System Rating, Volts ...................... 12
Charging System ...................... Flywheel alternator
Charging System Rating, Amps ...................... 15
Starter Type ...................... Electric
Number of Batteries ...................... 1
Battery Voltage, Volts ...................... 12
Electric Ground ...................... Negative

Power Take Off

PTO Operational Type ...................... Independent
PTO Clutch ...................... Electric
PTO Speed, rpm ...................... 2000

Bolens QT16 Transmission

Transmission Model ...................... Sundstrand 15
Transmission Type ...................... Shaft-driven hydrostatic
Number of Forward Gears ...................... Infinite
Number of Reverse Gears ...................... Infinite
Oil Capacity, qts (L) ...................... 10.0 (9.5)
Maximum Forward Speed, mph (kph) ...................... 8.0 (12.9)
Maximum Reverse Speed, mph (kph) ...................... 4.0 (6.4)

Wheels and Tires

Drive Wheels ...................... 2WD 4x2
Steering Configuration ...................... Front steer
Steering System ...................... Manual
Brakes Type ...................... Mechanical disc
Front Tire Size ...................... 16x6.50-8
Rear Tire Size ...................... 23x10.5-12

Dimensions and Weight

Wheelbase, in (mm) ...................... 48.5 (1230)
Length, in (mm) ...................... 70.5 (1790)
Height, in (mm) ...................... 45 (1140)
Overall Width, in (mm) ...................... 30.3 (760)
Ground Clearance, in (mm) ...................... 7.5 (190)
Weight, lb (kg) ...................... 850 (385)

Bolens QT16 Attachments

48" Mower Deck

Mower Deck Type ...................... Mid-mount
Number of Blades ...................... 3
Cutting Width, in (mm) ...................... 48 (1215)
Lift System ...................... Hydraulic

42" Snowblower

Snowblower Type ...................... Front-mount, single-stage
Clearing Width, in (mm) ...................... 42 (1060)
Lift System ...................... Hydraulic

46" Snowblower

Snowblower Type ...................... Front-mount, 2-stage
Clearing Width, in (mm) ...................... 46 (1160)
Lift System ...................... Hydraulic

Front Blade

Blade Type ...................... Front-mount
Width, in (mm) ...................... 54 (1370)
Lift System ...................... Mechanical/Hydraulic
Angle ...................... Manual