Overview
The Centaur AG-48 is a standard-tread farm tractor manufactured in Greenwich, Ohio, by Le Roi between 1948 and 1950. It features a 2.3L four-cylinder gasoline engine and a four-speed unsynchronized gear transmission, with an operating weight of 2,700 lbs and a ballasted weight reaching 3,700 lbs.
Ideal Applications
Tested Power Output:
During Nebraska Tractor Test 402, the AG-48 recorded a maximum drawbar power of 20.28 hp and a maximum belt power of 24.00 hp.
Mechanical Configuration:
This model is equipped with a two-wheel drive system, a dry disc clutch, and an adjustable rear tread ranging from 48 to 59 inches.
Belt Pulley Specifications:
The tractor features a 6-inch diameter belt pulley rated at 1500 RPM, providing a linear belt speed of 2756 ft/min.
Production
| Description | Standard-tread tractor / Built in Greenwich, Ohio, USA |
|---|---|
| Distributor | Centaur |
| Manufacturer | Le Roi |
Engine
| Engine type | Le Roi 2.3L 4-cyl gasoline |
|---|---|
| Air cleaner | oil bath |
| Bore/Stroke | 3.50x3.625 inches (89 x 92 mm) |
| Description | Le Roi D140 / gasoline / 4-cylinder / liquid-cooled |
| Displacement | 140 ci (2.3 L) |
| Rated RPM | 1500 |
| Belt (claimed) | 25 hp (18.6 kW) |
| Belt (tested) | 24.00 hp (17.9 kW) |
| Drawbar (claimed) | 20 hp (14.9 kW) |
| Drawbar (tested) | 20.28 hp (15.1 kW) |
Transmission
| Clutch | dry disc |
|---|---|
| Gears | 4 forward and 1 reverse |
| Transmission type | 4-speed unsynchronized gear |
| Type | unsynchronized gear |
Mechanical
| Drive type | Two-wheel drive |
|---|
Dimensions & Tires
| Ag front | 5.00-15 |
|---|---|
| Ag rear | 9-24 |
| Ballasted weight | 3,700 lbs (1678 kg) |
| Front tread | 48 inches (121 cm) |
| Operating weight | 2,700 lbs (1224 kg) |
| Rear tread | 48 to 59 inches (121 to 149 cm) |
| Front tire | 5.00-15 |
| Rear tire | 9-24 |
| Weight | 2,700 lbs (1224 kg) |
Belt Pulley
| Diameter | 6 inches (15 cm) |
|---|---|
| RPM | 1500 |
| Speed | 2756 ft/min (840.03 meters/min) |
| Width | 6.25 inches (15 cm) |
Nebraska Tractor Test 402
| Belt fuel use (max) | 2.6 gal/hour (9.8 l/hour) |
|---|---|
| Belt power (max) | 24.00 hp (17.9 kW) |
| Description | Gasoline 4-speed 2WDSeptember 27 - October 6, 1948Link: Nebraska Tractor Test 402 file / Drawbar performance / Gear 2 used for power test. / Gear 1 used for pull test. |
| Max power | 20.28 hp (15.1 kW) |
| Max pull | 2,109 lbs (956 kg) |