OTTO Excavator Parts Zx450-3 6Wg1T Intake Manifold 1141106200 114110-6200 1-14110620-0 For Isuzu OTTO Intake Manifold for ZX450-3 Excavators: Designed for Isuzu 6WG1T engine, with part numbers 1141106200/114110-6200/1-14110620-0. Optimizes air flow to support stable excavator operation.