4M51-9F763-AC Air Intake Resonator for 2005 FORD Focus

4M51-9F763-AC Air Intake Resonator Overview

Catalog record FD02026-002 identifies 4M51-9F763-AC as a model-specific air intake resonator for 2005 FORD Focus; the complete OE code separates it from similar chambers used on other Ford applications.

Part Identification and Vehicle Application

SKU FD02026-002 links OE 4M51-9F763-AC to 2005 FORD Focus. The molded chamber belongs in the engine air intake tract, where port geometry, chamber volume and mounting orientation distinguish it from universal duct parts.

Intake Noise Control and Airflow Role

Installed in the intake tract, 4M51-9F763-AC provides a tuned chamber that helps moderate pressure pulses and reduce selected induction-frequency noise before air reaches the engine.

OE and Connection Fitment Verification

Use the complete 4M51-9F763-AC suffix, vehicle year and engine specification; SKU FD02026-002 should align with the original bracket points without twisting the connected ductwork.

Product Specifications

Product type: Air Intake Resonator

Primary OE reference: 4M51-9F763-AC

Internal item code: FD02026-002

Vehicle brand: FORD

Model: Focus

Vehicle year: 2005

Application: 2005 FORD Focus

Installation position: Engine Air Intake Tract

Product form: Molded air intake resonator chamber

Cross-reference numbers: 4M51-9F763-AC / 1336634

Receiving and Installation Guidance

On receipt of FD02026-002, inspect the molded shell for cracks, crushed ports and distorted mounting ears. Dry-fit 4M51-9F763-AC before tightening surrounding clamps.

Wholesale Supply Information

Distributors sourcing 4M51-9F763-AC can reference SKU FD02026-002 together with annual demand, destination and vehicle application so packing and lead time can be reviewed.

Frequently Asked Questions

How can buyers confirm 4M51-9F763-AC fits the intake system?

Use VIN or production information to confirm 4M51-9F763-AC; afterward inspect the FD02026-002 photos against the removed resonator and adjoining ducts.

What is the function of 4M51-9F763-AC?

The FD02026-002 chamber moderates pressure pulsation and intake sound; it does not replace the air filter or repair leaks elsewhere in the system.

Are clamps or hoses included with 4M51-9F763-AC?

Quote 4M51-9F763-AC as the displayed chamber only; any connecting sleeves or fasteners needed for SKU FD02026-002 should be requested separately.

What should be checked before installing 4M51-9F763-AC?

Before installation, keep debris out of 4M51-9F763-AC, compare each connection on SKU FD02026-002 and replace damaged seals rather than reusing leaking parts.

What information is needed to quote 4M51-9F763-AC?

Provide SKU FD02026-002, OE 4M51-9F763-AC, expected volume, packing needs and requested delivery date.

Product identification: For 2005 FORD Focus, item FD02026-002 links primary reference 4M51-9F763-AC to the molded intake silencer housing shown in the gallery, with cross-reference data retained for purchasing control.

Acoustic function: The FD02026-002 housing adds calibrated internal volume to the air path. Its role is to smooth part of the intake acoustics while preserving the intended duct connections on 2005 FORD Focus.

Fitment verification: Before approving FD02026-002, validate 4M51-9F763-AC through VIN or production data and inspect the photographed port positions against the existing intake layout.

Receiving and installation: Keep 4M51-9F763-AC sealed from debris during storage. Before installation, check SKU FD02026-002 for split seams and confirm every rubber connector seats evenly around the ports.

Wholesale enquiry: Wholesale enquiries for FD02026-002 should include OE 4M51-9F763-AC, sample or batch volume, packing requirements and the delivery location.