Detroit Diesel INDUSTRIAL ENGINES
DiscontinuedDetroit Diesel 12V-71 Power Unit
V71 Series
Detroit Diesel 12V-71 Power Unit discontinued legacy engine. Source-validated Detroit Diesel legacy model with ongoing owner, rebuild, marine, generator, and parts-search demand.
Detroit Diesel 12V-71 Power Unit|MID-RANGE CLASSIFICATION
GENSET ARCHITECTURE: V12, two-cycle power-unit diesel14 L
POWER CLASSIFICATIONN/A
ELECTRICAL OUTPUTN/A
FUEL SYSTEMDiesel
READY FOR TURNKEY PACKAGING
Cylinders / Config
V12, two-cycle power-unit diesel
Displacement
14 L
Mechanical & Electrical Specifications
| Brand | Detroit Diesel |
| Model | 12V-71 Power Unit |
| Series | V71 Series |
| Configuration | V12, two-cycle power-unit diesel |
| Cylinders | 12 |
| Displacement | 14 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | United States |
| Year Discontinued | 1999 |
Frequently Asked Questions
What fuel does the Detroit Diesel 12V-71 Power Unit use?
The Detroit Diesel 12V-71 Power Unit is a diesel generator-set engine.
What is the displacement and cylinder configuration of the 12V-71 Power Unit?
The Detroit Diesel 12V-71 Power Unit is a V12 (12-cylinder) engine with a displacement of 14 L.
Is the 12V-71 Power Unit still in production?
No — the Detroit Diesel 12V-71 Power Unit is discontinued (production ended around 1999). Its specifications and datasheets remain archived here for reference.
Is a datasheet available for the 12V-71 Power Unit?
Yes — an official Detroit Diesel datasheet for the Detroit Diesel 12V-71 Power Unit can be downloaded from this page.