Bolens 1886
The Bolens 1886 is a tractor produced by Bolens Lawn Tractors. It is equipped with a 786 cc 48 ci engine. The listed engine power is Gasoline (gross): 18 hp / 13.4 kW. Transmission: Eaton 12.
Engine Power
Gasoline (gross): 18 hp / 13.4 kW
Fuel & Capacities
Gasoline
Transmission
Eaton 12
Overview
 | 1971 - 1972
Large Frame SeriesGarden tractor
Large Frame Series
Garden tractor |
|---|
Production | |
|---|---|
Manufacturer | Bolens |
Garden tractor | |
Bolens 1886 Engine | |
|---|---|
18HP Kohler 786cc 2-cyl gasoline | |
Engine details ...  |
Bolens 1886 Transmission | |
|---|---|
hydrostatic | |
Transmission details ...  |
Mechanical | |
|---|---|
Steering | manual |
power optional | |
Disc brakes | |
Open operator station. | |
Tractor hitch | |
|---|---|
Rear Type | 0 OptOptional |
Power Take-off (PTO) | |
|---|---|
Mid PTO | independent |
Dimensions & Tires | |
|---|---|
Wheelbase | 52 inches
132 cm |
Front tire | 5.70/5.00x8 |
Rear tire | 27x8.50-15 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 30 |
Battery volts | 12 |
References | |
|---|---|
 | |
Big tractor published in 1971, by Bolens | |
Service Manual Large Frame Tractors (552665-5) published in 1985 |
Engine
Engine Detail — 786 cc / 48 ci Gasoline
Manufacturer | Kohler K482S |
Fuel Type | Gasoline |
Configuration | 2-cylinder, air-cooled horizontal-shaft horizontally-opposed |
Displacement | 786 cc
48 ci |
Bore/Stroke | 3.25x2.875 inches
83 x 73 mm |
Power (gross) | 18 hp
13.4 kW |
Fuel system | carburetor |
Rated RPM | 3600 |
Starter | electric |
Starter volts | 12 |
Sparkplug | Champion HR10 |
Sparkplug gap | 0.025 inches
0.635 mm |
Point gap | 0.020 inches
0.508 mm |
Oil capacity | 2 qts
1.9 L |
Oil change | 50 h |
Bolens 1886 Engine | |
|---|---|
 | |
Image courtesy of jrtepperary |
Transmission
Transmission — Eaton 12
Transmission | Eaton 12 |
Type | shaft-driven hydrostatic |
Gears | infinite forward and reverse |
Oil capacity | 10 qts
9.5 L |
 | |
Dimensions
Bolens 1886 Tires | |
|---|---|
Lawn/turf front | 5.70/5.00x8 |
Lawn/turf rear | 27x8.50-15 |
Dimensions | |
|---|---|
Wheelbase | 52 inches
132 cm |
Length | 76 inches
193 cm |
Width | 38 inches
96 cm |
Height | 45 inches
114 cm |
Ground clearance | 8.5 inches
21 cm |
Attachments
Attachment overview | |
|---|---|
48" mid-mount mower deck | |
54" mid-mount mower deck | |
Snowblower | |
Blade | |
Garden tractors are capable of using tillers, plows, or other ground-engaging attachments. TractorData does not list details of these attachments. |
Photos
Bolens 1886
Recommended Implements & Sizing Guide
Engineering recommendations for Bolens Lawn Tractors Bolens 1886 based on its 18 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 1886.
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 1886 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Bolens Lawn Tractors Bolens 1886.
Converted Equivalents:
Horsepower (HP)18 hp
Kilowatts (kW)13.4 kW
Metric Horsepower (PS / CV)18.2 PS
Direct Competitor Comparison
Compare Bolens 1886 against same-era industry alternatives in the same horsepower class.
Current Model
Bolens Lawn Tractors
Bolens 1886
Engine Power:Gasoline (gross): 18 hp / 13.4 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester Type A 15HP
Engine Power:16.7
Production Years:1908 - 1911
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