Full event video from March 11, 2017 Keystone Nationals Session 4 Championship Finals Truck & Tractor Pull in Harrisburg, Pennsylvania. Features: Semi Truck Exhibition (0:05), Limited Super Stock/Lt Pro (2:27), Super Farm Tractors (7:32), Diesel 4x4 Trucks (14:00), Mod Turbo Tractors (22:52), Small Block 4x4 Trucks (29:28), Pro Stock Tractors (33:15), Modified 4x4 Trucks (37:27), Super Stock Tractors (44:05), Pro Farm Tractors (47:58), Lt Limited Turbo Tractors (54:44), Outlaw 4x4 Trucks (58:52), Modified Tractors (1:01:28). 13 stellar classes layin' it on the line to claim the 2017 Keystone Nationals Championship! Thumbnail photo is Kent Payne with Super Rooster. Don't miss all the 2024 and older action here daily at EEPPULLINGVIDEOS! #tractor #truck #diesel