White LT 546H
The White LT 546H is a tractor produced by White Lawn Tractors. The listed engine power is Gasoline (gross): 20 hp / 14.9 kW. Transmission: infinite forward and reverse. Operating weight: 600 lbs 272 kg.
Engine Power
Gasoline (gross): 20 hp / 14.9 kW
Fuel & Capacities
1.5 gal
5.7 L
Transmission
infinite forward and reverse
Operating Weight
600 lbs
272 kg
Overview
 | 2007
Lawn tractor |
|---|
Production | |
|---|---|
Manufacturer | White (a part of MTD) |
Lawn tractor | |
Original price was $1,700 in 2007 | |
Variants | |
|---|---|
LT-546G | gear |
LT-546H | hydrostatic |
White LT 546H Engine | |
|---|---|
20HP 1-cyl gasoline | |
Fuel tank | 1.5 gal
5.7 L |
Engine details ...  | |
White LT 546H Transmission | |
|---|---|
hydrostatic | |
Transmission details ...  |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Disc brakes | |
Open operator station. |
Power Take-off (PTO) | |
|---|---|
Mid PTO | independent |
Clutch | manual |
Dimensions & Tires | |
|---|---|
Wheelbase | 46 inches
116 cm |
Weight | 600 lbs
272 kg |
Front tire | 15x6-8 |
Rear tire | 20x8-8 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging amps | 5 |
Battery CCA | 190 |
Battery volts | 12 |
Engine
Engine Detail — Gasoline
Fuel Type | Gasoline |
Configuration | 1-cylinder, air-cooled |
Power (gross) | 20 hp
14.9 kW |
Starter volts | 12 |
Oil capacity | 1.9 qts
1.8 L |
Transmission
Transmission — infinite forward and reverse belt-driven hydrostatic
Type | belt-driven hydrostatic |
Gears | infinite forward and reverse |
Oil capacity | 0.6 qts
0.6 L |
Dimensions
White LT 546H Tires | |
|---|---|
Lawn/turf front | 15x6-8 |
Lawn/turf rear | 20x8-8 |
Dimensions | |
|---|---|
Wheelbase | 46 inches
116 cm |
Length | 68 inches
172 cm |
Weight | 600 lbs
272 kg |
Attachments
Attachment overview | |
|---|---|
46" mid-mount mower deck | |
Snowblower | |
Blade |
46" Mower deck | |
|---|---|
Type | mid-mount White |
3-blade with manual lift | |
Cutting width | 46 inches
116 cm |
Photos
White LT 546H tractor photo
Recommended Implements & Sizing Guide
Engineering recommendations for White Lawn Tractors White LT 546H based on its 20 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. |
Disc HarrowSecondary Tillage | 5 to 6 ft (16-18" discs)1.5 - 1.8 m (40-45 cm 耙片) | Light Duty | Small acreage soil break-up and secondary aeration. |
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 White Lawn Tractors White LT 546H.
Estimated Continuous Field Runtime: 1.4 hrs
Approximately 1.4 hours of continuous field operation at ~75% rated power on a full tank (1.5 gal / 5.7 L).
Estimated 75% Load Fuel Burn~1 gal/hr (3.9 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
White Lawn Tractors White LT 546H Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for White Lawn Tractors White LT 546H.
Converted Equivalents:
Horsepower (HP)20 hp
Kilowatts (kW)14.9 kW
Metric Horsepower (PS / CV)20.3 PS
Direct Competitor Comparison
Compare White LT 546H against same-era industry alternatives in the same horsepower class.
Current Model
White Lawn Tractors
White LT 546H
Engine Power:Gasoline (gross): 20 hp / 14.9 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester 184 Lo-Boy
Engine Power:18
Production Years:1977 - 1980
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