Reassembling the valve control block on my Hitachi EX120-2 as part of the full excavator rebuild! See how each component fits together and what challenges I ran into. #ExcavatorRebuild #Hydraulics ...

Tearing down the valve control block on my Hitachi EX120-2 to diagnose wear and leaks. Watch as I go step by step in this excavator rebuild project! #ExcavatorRepair #ValveBlock #HeavyEquipment WWE ...

"Bullwinkle, that trick never works. Why don't you figure out how to make hydraulic roller lifters survive big spring pressure." "Huh?" Like Bullwinkle, hydraulic roller lifters get no respect. It ...