Waukesha INDUSTRIAL ENGINES
DiscontinuedWaukesha HL
Early Historical Waukesha Model Series
Waukesha HL discontinued early historical engine model series. The Waukesha Engine Historical Society production table lists this model series from 1928 to 1941; its model-designation guide explains the early letter, six-cylinder, and F-head naming schemes used by these rows. This supports a source-validated legacy page for owners searching parts, service, restoration, and overhaul information.
Cylinders / Config
Inline-4 gasoline engine model series
Mechanical & Electrical Specifications
| Brand | Waukesha |
| Model | HL |
| Series | Early Historical Waukesha Model Series |
| Configuration | Inline-4 gasoline engine model series |
| Cylinders | 4 |
| Fuel Type | Gasoline |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Historical production ended 1941 |
| Certifications | Waukesha Engine Historical Society production table, Waukesha Engine Historical Society model-designation guide |
| Country of Origin | United States |
| Year Introduced | 1928 |
| Year Discontinued | 1941 |
Frequently Asked Questions
What fuel does the Waukesha HL use?
The Waukesha HL is a Gasoline generator-set engine.
What is the cylinder configuration of the HL?
The Waukesha HL is an inline-4 (4-cylinder) engine.
What emissions standard does the HL meet?
The Waukesha HL is certified to Historical production ended 1941 emissions standards.
Is the HL still in production?
No — the Waukesha HL is discontinued (production ended around 1941). Its specifications and datasheets remain archived here for reference.
Is a datasheet available for the HL?
Yes — an official Waukesha datasheet for the Waukesha HL can be downloaded from this page.