Rolls-Royce Merlin 621. More Fun With Silencers.

Name: Packard Merlin 29 First Start And First Test Run @FlightEngineering1
Uploaded: 2020-06-06T01:29:31-0400
Duration: 8 min 17 s
Description: First start up in many years for this 1941 Packard-Built Rolls-Royce Merlin 29 engine, after partial rebuild, destined for a Hawker Hurricane project in the UK. This is an initial no-load run to check for leaks and allow the engine to run-in prior to applying they dyno load.