Designed for dual-service, the Pennsylvania often paired its FP7 (EFH-15) diesels with F7B (H-15) boosters. Geared for 77mph, these units were equally at home with fast freights such as Merchandise Service trains, and could pinch-hit in seasonal passenger and mail service whenever the need arose. A great addition to your roster, these layout-ready WalthersProto models feature: One-time run of these roadnumbers, order now - limited quantity available Railroad-specific details Limited edition - one-time run of these engine numbers Five-pole, skew-wound, high-torque, high-efficiency can motor Helical gears with 14:1 ratio for smooth, ultra-quiet running Easy multiple-unit operation Proto MAX(TM) metal knuckle couplers