This Famous P-51 Air Racer's Engine Test Is A Mechanical Thunder Storm

Precious Metal is a staple of the air racing community. The highly modified P-51's striking yellow and polished paint job and its contra-rotating propellers are features that make it stand out, but the sights and especially sounds of its supped Merlin engine during a test run equates to a visceral crescendo of delight and amazement for anyone who loves mechanics and things that go really, really fast.