Cletrac W 12-20

The Cletrac W 12-20 is a tractor produced by Cletrac. It is equipped with a 276.5 ci 4.5 L engine. The rated power output is 24.94 hp 18.6 kW. Transmission: 1 forward and reverse. Drive type: crawler. Operating weight: 3455 lbs 1567 kg.

Overview

	1919 - 1932 Agricultural Crawler tractor
1919 - 1932
Agricultural Crawler tractor

Production
Manufacturer	Cletrac
Agricultural Crawler tractor
Built in Cleveland, Ohio, USA

Cletrac W 12-20 Engine
Cletrac 4.5L 4-cyl kerosene
Engine details ...

Cletrac W 12-20 Transmission
1-speed gear
Transmission details ...

Cletrac W 12-20 Power
Drawbar (claimed)	12 hp 8.9 kW
Belt (claimed)	20 hp 14.9 kW
Plows	3 (12-inch)
Drawbar (tested)	15.52 hp 11.6 kW
Belt (tested)	24.94 hp 18.6 kW
Performance test details ...

Mechanical
Drive	crawler
Open operator station.

Dimensions & Tracks
Weight	3455 lbs 1567 kg
8-inch tracks
Full dimensions and tracks ...

Belt Pulley
Diameter	8 inches 20 cm
Width	6 inches 15 cm
RPM	1265
Speed	2500 ft/min 762.00 meters/min

Engine

Engine Detail — 276.5 ci / 4.5 L Kerosene

Manufacturer	Cletrac
Fuel Type	Kerosene
Configuration	4-cylinder, liquid-cooled
Displacement	276.5 ci 4.5 L
Bore/Stroke	4.00x5.50 inches 102 x 140 mm
Fuel system	Kingston carburetor
Rated RPM	1265

Transmission

Transmission — 1 forward and reverse gear

Type	gear
Gears	1 forward and reverse

Dimensions

Cletrac W 12-20 Tracks
Width	8 inches 20 cm

Dimensions
Length	96 inches 243 cm
Width	50 inches 127 cm
Height	52 inches 132 cm
Weight	3455 lbs 1567 kg

Tests

Nebraska Tractor Test 45
Kerosene crawler crawler July 29 - August 9, 1920 Link: Nebraska Tractor Test 45 file
Belt power (max)	24.94 hp 18.6 kW
Belt fuel use (max)	2.9 gal/hour 11.0 l/hour
Drawbar performance
Max power	15.52 hp 11.6 kW
Gear 1 used for power test.
Max pull	1734 lbs 786 kg
Gear 1 used for pull test.

Photos

Cletrac W 12-20

Cletrac W 12-20

Cletrac W operator station and controls.

Cletrac W.

Cletrac W.

Cletrac W.