Bolens H18XL 1858
The Bolens H18XL 1858 is a tractor produced by Bolens Lawn Tractors. It is equipped with a 491 cc 30 ci engine. The listed engine power is Gasoline (gross): 18 hp / 13.4 kW. Transmission: Eaton 11. Operating weight: 785 lbs 356 kg.
Engine Power
Gasoline (gross): 18 hp / 13.4 kW
Fuel & Capacities
1.6 gal
6.1 L
Transmission
Eaton 11
Operating Weight
785 lbs
356 kg
Overview
 | 1980 - 1981
Medium Frame SeriesGarden tractor
Medium Frame Series
Garden tractor |
|---|
Production | |
|---|---|
Manufacturer | Bolens |
Garden tractor | |
Bolens H18XL Engine | |
|---|---|
18HP Tecumseh 491cc 1-cyl gasoline | |
Fuel tank | 1.6 gal
6.1 L |
Engine details ...  | |
Bolens H18XL Transmission | |
|---|---|
hydrostatic | |
Transmission details ...  |
Mechanical | |
|---|---|
Steering | manual |
Disc brakes | |
Open operator station. | |
Tractor hitch | |
|---|---|
Type | sleeve hitch (optional) |
Power Take-off (PTO) | |
|---|---|
Front PTO | independent |
Clutch | electric |
Dimensions & Tires | |
|---|---|
Wheelbase | 49 inches
124 cm |
Weight | 785 lbs
356 kg |
Front tire | 16/6.50-8 |
Rear tire | 23/10.50-12 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Battery volts | 12 |
References | |
|---|---|
 | |
Lawn Machines published in 1981, by Bolens |
Engine
Engine Detail — 491 cc / 30 ci Gasoline
Manufacturer | Tecumseh OH180 |
Fuel Type | Gasoline |
Configuration | 1-cylinder, air-cooled horizontal-shaft |
Displacement | 491 cc
30 ci |
Bore/Stroke | 3.625x2.875 inches
92 x 73 mm |
Power (gross) | 18 hp
13.4 kW |
Air cleaner | dry with foam precleaner |
Rated RPM | 3600 |
Starter | electric |
Starter volts | 12 |
Oil capacity | 1.5 qts
1.4 L |
Sparkplug | Champion RL85 |
Sparkplug gap | 0.030 inches
0.762 mm |
Transmission
Transmission — Eaton 11
Transmission | Eaton 11 | ||
Type | hydrostatic | ||
Gears | infinite forward and reverse | ||
Oil capacity | 8 qts
7.6 L | ||
Oil type | SAE 20SAE 30 | SAE 20 | SAE 30 |
 | |||
Dimensions
Bolens H18XL Tires | |
|---|---|
Lawn/turf front | 16/6.50-8 |
Lawn/turf rear | 23/10.50-12 |
Dimensions | |
|---|---|
Wheelbase | 49 inches
124 cm |
Length | 70.75 inches
179 cm |
Width | 36.25 inches
92 cm |
Height | 44 inches
111 cm |
Weight | 785 lbs
356 kg |
Ground clearance | 7 inches
17 cm |
Attachments
Attachment overview | |
|---|---|
42" mid-mount mower deck | |
48" 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 H18XL 1858
Bolens H18XL 1858
Bolens H18XL 1858
Recommended Implements & Sizing Guide
Engineering recommendations for Bolens Lawn Tractors Bolens H18XL 1858 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 H18XL 1858.
Estimated Continuous Field Runtime: 1.7 hrs
Approximately 1.7 hours of continuous field operation at ~75% rated power on a full tank (1.6 gal / 6.1 L).
Estimated 75% Load Fuel Burn~0.9 gal/hr (3.5 L/hr)
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 H18XL 1858 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Bolens Lawn Tractors Bolens H18XL 1858.
Converted Equivalents:
Horsepower (HP)18 hp
Kilowatts (kW)13.4 kW
Metric Horsepower (PS / CV)18.2 PS
Direct Competitor Comparison
Compare Bolens H18XL 1858 against same-era industry alternatives in the same horsepower class.
Current Model
Bolens Lawn Tractors
Bolens H18XL 1858
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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