Bolens QS-16 1660
The Bolens QS-16 1660 is a tractor produced by Bolens Lawn Tractors. It is equipped with a 588 cc 35.89 ci engine. The listed engine power is Gasoline (gross): 16 hp / 11.9 kW. Transmission: Sundstrand 15. Operating weight: 850 lbs 385 kg.
Engine Power
Gasoline (gross): 16 hp / 11.9 kW
Fuel & Capacities
Gasoline
Transmission
Sundstrand 15
Operating Weight
850 lbs
385 kg
Overview
 | 1974 - 1977
Q SeriesGarden tractor
Q Series
Garden tractor |
|---|
Production | |
|---|---|
Manufacturer | Bolens |
Garden tractor | |
Bolens QS-16 Engine | |
|---|---|
16HP Kohler 588cc 1-cyl gasoline | |
Engine details ...  |
Bolens QS-16 Transmission | |
|---|---|
hydrostatic | |
Transmission details ...  |
Mechanical | |
|---|---|
Steering | manual |
Disc brakes | |
Open operator station. Soft-side cab optional. | |
Tractor hitch | |
|---|---|
Rear Type | 0 OptOptional |
Type | sleeve hitch 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 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | flywheel alternator |
Charging amps | 15 |
Battery volts | 12 |
References | |
|---|---|
 | |
Lawn and garden tractors, attachments, accessories published in 1974, by Bolens | |
Lawn and Garden Tractors published in 1974, by Bolens | |
Lawn and Garden Tractors published in 1975, by Bolens | |
Lawn and Garden Tractors published in 1976, by Bolens | |
Merchandising Aids published in 1974, by Bolens |
Engine
Engine Detail — 588 cc / 35.89 ci Gasoline
Manufacturer | Kohler K341 |
Fuel Type | Gasoline |
Configuration | 1-cylinder, air-cooled horizontal-shaft |
Displacement | 588 cc
35.89 ci |
Bore/Stroke | 3.75x3.25 inches
95 x 83 mm |
Power (gross) | 16 hp
11.9 kW |
Air cleaner | paper element (Kohler 4708301) |
Rated RPM | 3600 |
Starter | electric |
Starter volts | 12 |
Sparkplug | Champion H10 |
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 — Sundstrand 15
Transmission | Sundstrand 15 |
Type | shaft-driven hydrostatic |
Gears | infinite forward and reverse |
Oil capacity | 10 qts
9.5 L |
 | |
Dimensions
Bolens QS-16 Tires |
|---|
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 | |
Snowblower | |
Blade | |
Front-end loader | |
A 33-inch rear tiller was available with optional 8-inch extension. |
48" Mower deck | |
|---|---|
Type | mid-mount Bolens |
Cutting width | 48 inches
121 cm |
Photos
Bolens QS-16 1660 tractor photo
Recommended Implements & Sizing Guide
Engineering recommendations for Bolens Lawn Tractors Bolens QS-16 1660 based on its 16 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 QS-16 1660.
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 QS-16 1660 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Bolens Lawn Tractors Bolens QS-16 1660.
Converted Equivalents:
Horsepower (HP)16 hp
Kilowatts (kW)11.9 kW
Metric Horsepower (PS / CV)16.2 PS
Direct Competitor Comparison
Compare Bolens QS-16 1660 against same-era industry alternatives in the same horsepower class.
Current Model
Bolens Lawn Tractors
Bolens QS-16 1660
Engine Power:Gasoline (gross): 16 hp / 11.9 kW
★ Baseline Reference
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