Bolens QT-17 1666
The Bolens QT-17 1666 is a tractor produced by Bolens Lawn Tractors. It is equipped with a 691 cc 42.18 ci engine. The listed engine power is Gasoline (gross): 17 hp / 12.7 kW. Transmission: Eaton 11. Operating weight: 850 lbs 385 kg.
Engine Power
Gasoline (gross): 17 hp / 12.7 kW
Fuel & Capacities
Gasoline
Transmission
Eaton 11
Operating Weight
850 lbs
385 kg
Overview
 | 1979 - 1983
Q SeriesGarden tractor
Q Series
Garden tractor |
|---|
Production | |
|---|---|
Manufacturer | Bolens |
Garden tractor | |
Built in Port Washington, Wisconsin, USA | |
Bolens QT-17 Engine | |
|---|---|
17HP Kohler 691cc 2-cyl gasoline | |
Engine details ...  |
Bolens QT-17 Transmission | |
|---|---|
hydrostatic | |
Transmission details ...  |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Disc brakes | |
Open operator station. Soft-side cab optional. |
Tractor hitch | |
|---|---|
Rear Type | 0 OptOptional |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent OptOptional |
Rear PTO Type | 2000 |
Mid PTO | independent |
Clutch | electric |
Dimensions & Tires | |
|---|---|
Wheelbase | 48.5 inches
123 cm |
Weight | 850 lbs
385 kg |
Front tire | 16x6.50-8 |
Rear tire | 23x10.50-12 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | flywheel alternator |
Charging amps | 15 |
Battery volts | 12 |
References | |
|---|---|
 | |
Lawn and Garden Tractors published in 1978, by Bolens | |
Lawn Machines published in 1981, by Bolens | |
Bolens Tractors published in 1982 | |
Equipment Seminar published in 1982 |
Engine
Engine Detail — 691 cc / 42.18 ci Gasoline
Manufacturer | Kohler KT17 |
Fuel Type | Gasoline |
Configuration | 2-cylinder, air-cooled horizontal-shaft |
Displacement | 691 cc
42.18 ci |
Bore/Stroke | 3.125x2.75 inches
79 x 70 mm |
Power (gross) | 17 hp
12.7 kW |
Air cleaner | paper element *Kohler 4708301 |
Rated RPM | 3600 |
Starter | electric |
Starter volts | 12 |
Sparkplug | Chamption RBL15Y |
Sparkplug gap | 0.025 inches
0.635 mm |
Point gap | 0.020 inches
0.508 mm |
Oil capacity | 1.5 qts
1.4 L |
Oil change | 25 h |
Transmission
Transmission — Eaton 11
Transmission | Eaton 11 |
Type | shaft-driven hydrostatic |
Gears | infinite forward and reverse |
Oil capacity | 10 qts
9.5 L |
 | |
Dimensions
Bolens QT-17 Tires | |
|---|---|
Lawn/turf front | 16x6.50-8 |
Lawn/turf rear | 23x10.50-12 |
Dimensions | |
|---|---|
Wheelbase | 48.5 inches
123 cm |
Length | 70.5 inches
179 cm |
Width | 30.25 inches
76 cm |
Height | 45 inches
114 cm |
Shipping weight | 850 lbs
385 kg |
Ground clearance | 7.5 inches
19 cm |
Attachments
Attachment overview | |
|---|---|
48" mid-mount mower deck | |
54" mid-mount mower deck | |
Snowblower | |
Blade | |
A 33-inch rear tiller was available with optional 8-inch extension. |
Photos
Bolens QT-17 1666
Recommended Implements & Sizing Guide
Engineering recommendations for Bolens Lawn Tractors Bolens QT-17 1666 based on its 17 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 1 to 2 Bottom (12")1 - 2 铧 (30 cm) | Light Duty | Ideal for garden plots and light sandy soil. |
Rotary Cutter / MowerMowing & Clearing | 4 ft (48 in)1.2 m | Light Duty | Pasture clipping and light brush under 1" diameter. |
Rotary TillerSeedbed Prep | 42 to 48 in105 - 120 cm | Light Duty | Covers compact tractor tire width. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Bolens Lawn Tractors Bolens QT-17 1666.
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Bolens Lawn Tractors Bolens QT-17 1666 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Bolens Lawn Tractors Bolens QT-17 1666.
Converted Equivalents:
Horsepower (HP)17 hp
Kilowatts (kW)12.7 kW
Metric Horsepower (PS / CV)17.2 PS
Direct Competitor Comparison
Compare Bolens QT-17 1666 against same-era industry alternatives in the same horsepower class.
Current Model
Bolens Lawn Tractors
Bolens QT-17 1666
Engine Power:Gasoline (gross): 17 hp / 12.7 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester 154 Lo-Boy
Engine Power:15.6
Production Years:1968 - 1974
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