Lionel 2331261 O Scale Vision Line 4-8-8-4 Big Boy Steam Loco Union Pacific UP 4000 UniTrack - Bridge XRT’s VXL-8s™ goes even further

XRT’s VXL-8s™ goes even further with an aggressive tune that maximizes power output across the entire RPM range

Hot Racing heavy duty aluminum steering blocks (axle carriers) with carbon fiber steering arms for the 1/8 Arrma Kraton BLX and Outcast BLX

Black anodized aluminum chassis

Traxxas 8530 Front Bulkhead for Unlimited Desert Racer UDR

Lionel 2331261 O Scale Vision Line 4-8-8-4 Big Boy Steam Loco Union Pacific UP 4000 UniTrack - Bridge XRT’s VXL-8s™ goes even furtherLionel 2331261 O Scale Vision Line 4 8 8 4 Big Boy Steam Loco Union Pacific UP 4000 Big Boy the locomotive needs no further introduction. Union Pacific's twenty five 4 8 8 4s have been turning heads and leaving lasting impressions since the day they first rolled out of the erecting shop. For all that has been said of their size, the Big Boys were just as impressive for their performance. Today, 4014 is the pride of the railroad and draws fans from