allis chalmers hd21
![]() | 1954 - 1965
Model year 1954-19581958-1965
Agricultural Crawler tractor | 1954 - 1965 | Model year 1954-19581958-1965 | Agricultural Crawler tractor |
|---|---|---|---|---|
1954 - 1965 | ||||
Model year 1954-19581958-1965 | ||||
Agricultural Crawler tractor | ||||
1954 - 1965 | |
|---|---|
Model year 1954-19581958-1965 | |
Agricultural Crawler tractor |
Engine Detail | |
|---|---|
Allis-Chalmers | |
supercharged diesel | |
6-cylinder | |
liquid-cooled vertical I-head | |
Displacement | 844 ci
13.8 L |
Bore/Stroke | 5.25x6.50 inches
133 x 165 mm |
Power | 225 hp
167.8 kW |
Air cleaner | oil bath |
Compression | 13.3:1 |
Rated RPM | 1800 |
Starter volts | 24 |
Coolant capacity | 80 qts
75.7 L |
Recommended Products
Advertisement · Featured Tractor-Related Products

Tractor Backhoe Attachment with Mechanical Thumb
The MechMaxx BH660 backhoe is a reliable solution for a wide range of digging and excavation tasks. Designed to fit CAT I 3-point hitch tractors, it requires a minimum of 15 PTO horsepower and a tractor weight of at least 1,500 lbs. This backhoe is ideal for ditching on farms and grazing lands, digging pools, cleaning waterways, as well as assistant excavating work in construction and building roads.

John Deere Original Equipment Cool-Gard II PRE-Mix
COOL-GARD II PRE-MIX, 1 GAL;3.78L. DO NOT ADD WATER. Prediluted Engine Coolant. Heavy-duty, low-silicate, high performance antifreeze/coolant. This is a OEM John Deere Part.

John Deere Original Equipment Green Spray Paint
OEM John Deere Part Number: TY25624 Lead-free formulation - user-friendly and environmentally safe. Suitable for exterior or interior use High-quallity, long-lasting, color-fast paints for weather-proven performance in field testing

Powtol AM125424 Oil Filter
3" O.D, 2-1/4" long, 3/4"-16 thread, 28 micron filter, 7 to 9 PSI relief, To ensure the optimal performance of your engine, please verify your engine's model and part numbers before ordering the parts.
* This page contains affiliate links, purchases may generate revenue for this site
