#5000. UP 7964, the 5000th Evolution series diesel produced by General Electric, heels to the Caliente horseshoe as it begins the most daunting portion of its eastward climb having already negotiated the curves of the Caliente creek narrows. On the draw bar is the ABESPX-16 a Benicia, CA to Spring, TX auto extra which is putting all 8700 horses up front to work.
