Lawn Chief 39003

The Lawn Chief 39003 is a tractor produced by Lawn Chief Lawn Tractors. It is equipped with a 655 cc 40 ci engine. The listed engine power is Gasoline (gross): 16 hp / 11.9 kW. Transmission: Peerless 2300. Operating weight: 658 lbs 298 kg.

Engine Power
Gasoline (gross): 16 hp / 11.9 kW
Fuel & Capacities
3 gal 11.4 L
Transmission
Peerless 2300
Operating Weight
658 lbs 298 kg

Overview

Lawn Chief 39003 tractor photo
1982 Garden tractorMurray built Garden tractor Murray built
Note: the Lawn Chief model 39003 is the same as the Murray 39003. The following data is from the 39003 listing.
Production
Distributor
Lawn Chief
Manufacturer
Murray
Garden tractor
Lawn Chief 39003 Engine
16HP Briggs & Stratton 655cc 2-cyl gasoline
Fuel tank
3 gal 11.4 L
Engine details ...
Lawn Chief 39003 Transmission
4-speed gear
Transmission details ...
Mechanical
Two-wheel drive
Manual steering
Disc brakes
Open operator station.
Tractor hitch
Type
sleeve hitch OptOptional
Power Take-off (PTO)
Mid PTO
independent
Clutch
manual
Dimensions & Tires
Weight
658 lbs 298 kg
Front tire
16x6.50
Rear tire
23x8.50
Full dimensions and tires ...
Electrical
Ground
negative
Charging system
alternator
Battery volts
12
References
39003 references literature
Tractors and Rear Engine Riders published in 1982, by Lawn Chief

Engine

Note: the Lawn Chief model 39003 is the same as the Murray 39003. The following data is from the 39003 listing.

Engine Detail — 655 cc / 40 ci Gasoline

Manufacturer
Briggs & Stratton
Fuel Type
Gasoline
Configuration
2-cylinder, air-cooled vertical-shaft opposed twin
Displacement
655 cc 40 ci
Bore/Stroke
3.44x2.16 inches 87 x 55 mm
Power (gross)
16 hp 11.9 kW
Starter
electric
Starter volts
12

Transmission

Note: the Lawn Chief model 39003 is the same as the Murray 39003. The following data is from the 39003 listing.

Transmission — Peerless 2300

Transmission
Peerless 2300
Type
belt-driven gear
Gears
4 forward and 1 reverse

Dimensions

Note: the Lawn Chief model 39003 is the same as the Murray 39003. The following data is from the 39003 listing.
Lawn Chief 39003 Tires
Lawn/turf front
16x6.50
Lawn/turf rear
23x8.50
Dimensions
Shipping weight
658 lbs 298 kg

Attachments

Note: the Lawn Chief model 39003 is the same as the Murray 39003. The following data is from the 39003 listing.
Attachment overview
42" 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.
42" Mower deck
Type
mid-mount Murray
3-blade with manual lift
Cutting width
42 inches 106 cm

Photos

Lawn Chief 39003 tractor photo

Lawn Chief 39003 tractor photo

Recommended Implements & Sizing Guide

Engineering recommendations for Lawn Chief Lawn Tractors Lawn Chief 39003 based on its 16 HP power envelope and ASAE agricultural standards.

Implement & OperationRecommended SizeWorkload RatingEngineering Notes
Moldboard PlowPrimary Tillage
1 to 2 Bottom (12")1 - 2 铧 (30 cm)Light DutyIdeal for garden plots and light sandy soil.
Rotary Cutter / MowerMowing & Clearing
4 ft (48 in)1.2 mLight DutyPasture clipping and light brush under 1" diameter.
Rotary TillerSeedbed Prep
42 to 48 in105 - 120 cmLight DutyCovers 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 Lawn Chief Lawn Tractors Lawn Chief 39003.

Estimated Continuous Field Runtime: 3.6 hrs

Approximately 3.6 hours of continuous field operation at ~75% rated power on a full tank (3 gal / 11.4 L).

Estimated 75% Load Fuel Burn~0.8 gal/hr (3.1 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

Lawn Chief Lawn Tractors Lawn Chief 39003 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Lawn Chief Lawn Tractors Lawn Chief 39003.

Converted Equivalents:

Horsepower (HP)16 hp
Kilowatts (kW)11.9 kW
Metric Horsepower (PS / CV)16.2 PS

Direct Competitor Comparison

Compare Lawn Chief 39003 against same-era industry alternatives in the same horsepower class.

Current Model
Lawn Chief Lawn Tractors

Lawn Chief 39003

Engine Power:Gasoline (gross): 16 hp / 11.9 kW
★ Baseline Reference
KubotaMarket Competitor

Kubota JB14

Engine Power:14.4
Production Years:2006 - 2008
DeereMarket Competitor

Deere LA

Engine Power:14.4
Production Years:1941 - 1946
FordMarket Competitor

Ford 1120

Engine Power:14.7
Production Years:1987 - 1993
New HollandMarket Competitor

New Holland 1120

Engine Power:14.7
Production Years:1987 - 1993