Image of the Air Force wings with the museum name underneath

Open daily from 9 a.m. to 5 p.m. 
FREE Admission & Parking

Packard 3A-2500

Note: This item is currently in storage.

The 3A-2500 is a 12-cylinder, liquid-cooled, direct-drive engine. Packard developed this engine, an improved version of the Packard 2A-2500 used on the Huff-Daland Keystone LB-1 bomber, in the late 1920s. This basic engine also was produced in geared and inverted configurations.

Displacement: 2,500
Rated rpm: 2,000
Weight: 1,223 lbs.

Click here to return to the Featured Accessions index.