Delphi GN10183 Ignition Coil

Ignition Coil for Ford, Mazda, and Mercury

The Delphi GN10183 ignition coil is built for HEI ignition systems and uses a 2-blade sealed connector with a male terminal layout for a secure electrical connection. Backed by Delphi’s OE heritage and decades of supplier experience, this ignition coil is a direct-fit replacement for a wide range of Ford, Mazda, and Mercury applications.

Compatible With 1984-1997 Ford F-250, 1985-1997 Ford F-350, 1994-1997 Mazda 626, and other listed vehicles, the GN10183 is a practical choice when diagnosing weak spark, misfire concerns, or hard-start conditions. This part cross-references Standard Ignition FD-478 and Bosch 0221122450 for the same application.

Key Features

• Delphi ignition coil, part number GN10183
• HEI coil type for listed Ford, Mazda, and Mercury applications
• 2-blade sealed connector with male terminals
• 1 male high-voltage tower
• OE-based design informed by Delphi’s aftermarket and original equipment experience
• Package contents: ignition coil and instruction sheet

Detailed Description

The Delphi GN10183 is an ignition coil designed to restore proper spark output in vehicles using the specified HEI configuration. It is engineered with a sealed 2-blade interface and a single male HV tower, helping maintain a stable electrical connection in demanding underhood conditions. For drivers servicing a Ford Mustang, Ford Thunderbird, Mazda MX-6, or Mercury Cougar, this coil provides a straightforward replacement option that matches the listed connector and terminal requirements.

Delphi draws on more than a century of OE experience, and that background is reflected in the design approach behind this ignition coil. The GN10183 is listed for a broad range of 1984-1997 Ford, Mazda, Lincoln, and Mercury vehicles, including applications with Electronic Engine Controls IV (E.E.C. IV) and select California-emissions exclusions.

Common Issues This Part May Address

• Engine misfire caused by a weak or failing ignition coil
• Hard starting related to inconsistent spark delivery
• Rough idle from unstable ignition output
• Loss of power under load due to coil breakdown
• Intermittent ignition performance from worn internal coil components

Installation Notes and Tips

Verify the connector style, terminal count, and HEI coil specification before installation. Confirm exact vehicle fitment by year, make, model, and emissions configuration, especially for 1985 Ford and Mercury applications with E.E.C. IV and for Thunderbird or Cougar models noted without California Emission System. Inspect the ignition wiring, coil tower connection, and related ignition components during replacement to help prevent repeat failures.

Quality Assurance

Delphi builds aftermarket parts using OE heritage and technical knowledge developed through long-term supplier relationships with major automakers. The GN10183 reflects that background with a fitment-focused design for listed Ford, Mazda, Lincoln, and Mercury applications.