Allis Chalmers HD16A

The Allis Chalmers HD16A is a tractor produced by Allis Chalmers. It is equipped with a 844 ci 13.8 L engine. The listed engine power is Diesel (net): 148 hp / 110.4 kW; Diesel (gross): 163 hp / 121.5 kW. Transmission: 6 forward and 3 reverse. Drive type: crawler. Operating weight: 31500 lbs 14288 kg.

Overview

	1955 - 1970 Agricultural Crawler tractor

Production
Manufacturer	Allis Chalmers
Agricultural Crawler tractor
Built in Springfield, Illinois, USA

Variants
HD16A	6-speed
HD16AC	torque converter

Allis Chalmers HD16A Engine
Allis-Chalmers 13.8L 6-cyl diesel
Fuel tank	100 gal 378.5 L
Engine details ...

Allis Chalmers HD16A Transmission
6-speed gear
Transmission details ...

Allis Chalmers HD16A Power
Engine (gross)	163 hp 121.5 kW
Engine (net)	148 hp 110.4 kW
Drawbar (claimed)	125 hp 93.2 kW
Belt (claimed)	141 hp 105.1 kW
Drawbar (tested)	118.78 hp 88.6 kW
Belt (tested)	133.83 hp 99.8 kW
Performance test details ...

Mechanical
Drive	crawler
Steering	hydraulic clutches
Contracting band brakes
Open operator station

Dimensions & Tracks
Weight	31500 lbs 14288 kg
20-inch tracks
Full dimensions and tracks ...

References
Engineering-in-Action published in 1956, by Allis Chalmers
Farm Crawlers published in 1962, by Allis Chalmers
Crawler Tractor Farming published by Allis Chalmers
Big Power Farming published in 1965, by Allis Chalmers
HD-16 published in 1957, by Allis Chalmers

Engine

Engine Detail — 844 ci / 13.8 L Diesel

Manufacturer	Allis-Chalmers 160000
Fuel Type	Diesel
Configuration	6-cylinder, liquid-cooled vertical I-head
Displacement	844 ci 13.8 L
Bore/Stroke	5.25x6.50 inches 133 x 165 mm
Power (net)	148 hp 110.4 kW
Power (gross)	163 hp 121.5 kW
Compression	14.15:1
Rated RPM	1600
Starter volts	24

Allis Chalmers HD16A Engine

Transmission

Transmission — 6 forward and 3 reverse gear

Type	gear
Gears	6 forward and 3 reverse

Dimensions

Allis Chalmers HD16A Tracks
Width	20 inches 50 cm

Dimensions
Length	181.1 inches 459 cm
Width	96 inches 243 cm
Height	90.5 inches 229 cm
Weight	31500 lbs 14288 kg
Ground clearance	14.4 inches 36 cm
Gauge	74 inches 187 cm

Tests

Nebraska Tractor Test 552
Diesel 6-speed crawler July 6 - 18, 1955 Link: Nebraska Tractor Test 552 file
Belt power (max)	133.83 hp 99.8 kW
Belt fuel use (max)	9.1 gal/hour 34.4 l/hour
Drawbar performance
Max power	118.78 hp 88.6 kW
Gear 3 used for power test.
Max pull	28743 lbs 13037 kg
Gear 1 used for pull test.

Photos

Allis Chalmers HD16A tractor photo