2-8-8-2

English Noun thumb|300px|A USRA standard 2-8-8-2 with tender. Under the Whyte notation system, a Mallet-type locomotive with two leading wheels on a leading truck, two sets of eight driving wheels, and two trailing wheels on a trailing truck. en 1961-07 J. Geoffrey Todd Impressions of railroading in the United States: Part Two Trains Illustrated 419 The leading engine was one of the Class Y6 2-8-8-2 compound articulateds, The stack noise of one of these great brutes slogging up a grade was quite unforgettable. en Rail transportation