Walthers Proto 920-49513 HO Scale EMD FP7/F7B Diesel Amtrak Phase I AMTK 121/164 Tow Truck provides power to your locomotive

provides power to your locomotive even when your layout doesn't

Aluminum center driveshaft

sold separately) and included 46T optional spur gear

and even 1/8 EP and GP buggies can improve performance with a more responsive servo

is meant to pull as many as 18 Amfleet cars at speeds of up to 125 miles per hour

Walthers Proto 920-49513 HO Scale EMD FP7/F7B Diesel Amtrak Phase I AMTK 121/164 Tow Truck provides power to your locomotiveWalthers Proto 920 49513 HO Scale EMD FP7 F7B Diesel Amtrak Phase I AMTK 121 164 Providing enough steam to power train heat and some air conditioning systems on postwar trains taxed the standard water supply of EMD F units set up for passenger service, prompting EMD to rollout the new FP7 in 1949. Though outwardly similar, FP7s were actually four feet longer to accommodate bigger water tanks with a capacity of 950 US gallons. Standard passenger power