OTTO Excavator Parts Zx450 6Wg1 Intake Manifold 1141127240 114112-7240 1-14112724-0 For Isuzu OTTO Intake Manifold for ZX450 Excavators: Designed for Isuzu 6WG1 engine, with part numbers 1141127240/114112-7240/1-14112724-0. Optimizes air flow to support stable excavator operation.