McConnell-Marc 450

The McConnell-Marc 450 is a tractor produced by Mcconnell Marc. It is equipped with a 198.9 ci 3.3 L engine. The listed engine power is Diesel (listed): 50 hp / 37.3 kW. Transmission: 8 forward and 2 reverse. Operating weight: 6,100 lbs 2766 kg.

Engine Power

Diesel (listed): 50 hp / 37.3 kW

Fuel & Capacities

Diesel

Transmission

8 forward and 2 reverse

Operating Weight

6,100 lbs 2766 kg

Overview

	2001 - 2005 Compact Utility tractorJaingsu built Compact Utility tractor Jaingsu built

Production
Distributor	McConnell-Marc
Manufacturer	Jaingsu
Compact Utility tractor
Built in China
The McConnell-Marc 450 is similar to the Jiangsu 504.

McConnell-Marc 450 Engine
Yangzhou 3.3L 4-cyl diesel
Engine details ...

McConnell-Marc 450 Transmission
8-speed gear
Transmission details ...

McConnell-Marc 450 Power
Engine	50 hp 37.3 kW

Mechanical
Four-wheel drive
Power steering
Disc brakes
Two-post ROPS.

Tractor hitch
Rear Type	II

Power Take-off (PTO)
Rear PTO	live
Rear PTO Type	540

Dimensions & Tires
Wheelbase	82 inches 208 cm
Weight	6,100 lbs 2766 kg
Front tire	9.50-24
Rear tire	14.9-28
Full dimensions and tires ...

Engine

Engine Detail — 198.9 ci / 3.3 L Diesel

Manufacturer	Yangzhou 495T
Fuel Type	Diesel
Configuration	4-cylinder, liquid-cooled
Displacement	198.9 ci 3.3 L
Bore/Stroke	3.74x4.53 inches 95 x 115 mm
Power	50 hp 37.3 kW
Rated RPM	2000
Starter volts	12

Transmission

Transmission — 8 forward and 2 reverse gear

Type	gear
Gears	8 forward and 2 reverse

Dimensions

McConnell-Marc 450 Tires
Ag front	9.50-24
Ag rear	14.9-28

Dimensions
Wheelbase	82 inches 208 cm
Length	141.5 inches 359 cm
Height	92 inches 233 cm
Shipping weight	6,100 lbs 2766 kg

Photos

McConnell-Marc 450 tractor photo

Recommended Implements & Sizing Guide

Engineering recommendations for Mcconnell Marc McConnell-Marc 450 based on its 50 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	2 to 3 Bottom (14-16")2 - 3 铧 (35-40 cm)	Medium Duty	Standard utility farm tillage.
Rotary Cutter / MowerMowing & Clearing	6 ft (72 in)1.8 m	Medium Duty	Medium pasture clearing; rear slip-clutch recommended.
Rotary TillerSeedbed Prep	66 to 72 in165 - 180 cm	Medium Duty	Standard utility tiller; slip clutch protection required.
Disc HarrowSecondary Tillage	7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙	Medium Duty	Field leveling and clod breaking behind plows.
Hay BalerHay & Forage	Small Square Baler (14x18")小方捆打捆机 (36x46 cm)	Medium Duty	Classic 2-string baler for horse and small livestock hay.

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 Mcconnell Marc McConnell-Marc 450.

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

Mcconnell Marc McConnell-Marc 450 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Mcconnell Marc McConnell-Marc 450.

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Converted Equivalents:

Horsepower (HP)50 hp

Kilowatts (kW)37.3 kW

Metric Horsepower (PS / CV)50.7 PS

Direct Competitor Comparison

Compare McConnell-Marc 450 against same-era industry alternatives in the same horsepower class.

Current Model

Mcconnell Marc