Tag : Carco

Classic Machines Tractors

The Allis-Chalmers HD-20, last of A-C’s GM-powered Crawlers

Contractor Magazine
A big tractor in its day, The Allis-Chalmers HD-20 was another part of the power struggle that took place between Allis-Chalmers and International-Harvester during the
Classic Machines Contractor

Classic machines: The International-Harvester TD-24 revisited

Charles Fairbairn
The end of World War Two saw a massive increase in the demand for heavy equipment. Top of contractors’ wish lists were large, high horsepower,
Classic Machines Tractors

Classic Machines: The Terex 82-20 crawler tractor

Charles Fairbairn
Smallest of all the production Terex track type tractors, the 82-20 was designed to expand Terex’s market share of the crawler tractor business and take
Forgotten companies

Forgotten companies: Carco

Charles Fairbairn
Many of the readership will identify the name Carco as being associated with logging winches and forestry equipment. However, Carco’s roots go much further back
Classic Machines Tractors

Classic Machines: The Allis-Chalmers HD-19 revisited

Charles Fairbairn
Allis-Chalmers led the charge for a bigger, higher horsepower track type tractor following World War Two. The resulting model HD-19 was a breakthrough in many
Classic Machines Forgotten companies

Forgotten companies: Bucyrus-Erie

Charles Fairbairn
The Bucyrus-Erie Company was world famous for it’s range of face shovels, draglines, cranes and other mining and quarry equipment. However, it also made a
Classic Machines Tractors

Classic Machines: The International-Harvester TD20 & TD20B tractors

Charles Fairbairn
By the end of the 1950s, International’s “jack of all trades” TD-18 was getting beyond further economical development. The TD-20 was the result. By Richard
Classic Machines Tractors

Classic Machines: The Allis-Chalmers HD-11 tractor

Charles Fairbairn
Designed as a replacement for an earlier tractor, the Allis-Chalmers HD-11 was a very worthy successor and was in production for over 25 years.  By
Classic Machines Tractors

Classic Machines: The International TD-24 tractor

Charles Fairbairn
As soon as material constraints were removed prior to the end of WW2 the major earthmoving machinery companies set about designing new equipment to cater
Classic Machines Tractors

Classic Machines: The Allis-Chalmers HD-21 tractor

Charles Fairbairn
Developed directly from their model HD-20 (introduced 1951), the HD-21 featured among other things, one of the diesel engines from the recently acquired Buda Engine