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Rebuilding an Excavator Engine – Prepping the Block (Hitachi EX120-2 / Isuzu 4BD1T)

Before rebuilding the Isuzu 4BD1T engine for my Hitachi EX120-2, block prep is critical. Here’s how I cleaned, inspected, and prepared it for assembly! #DieselEngine #ExcavatorRepair #HitachiEX120 54 ...