Standard Ignition DG-3 Distributor Drive Gear

Distributor Drive Gear for Ford and Mercury

Standard Ignition DG-3 is a distributor drive gear built for select Ford and Mercury applications from the mid-1970s through the early 1990s. It is a complete kit with the key dimensions needed for a proper distributor drive gear replacement, including an 18-tooth design, a .5625 in. inner diameter, and a .750 in. outer diameter.

Key Features

• Part number: DG-3
• Distributor drive gear for ignition service
• Complete kit configuration
• 18 teeth for the specified distributor drive application
• Inner diameter: .5625 in.
• Outer diameter: .750 in.
• Standard Ignition quality control from component manufacturing through finished product

Product Details

DG-3 is a Standard Ignition distributor drive gear for ignition and distributor service on a wide range of Ford Mustang, Ford Pinto, Ford Courier, Mercury Capri, and related vehicles. It is engineered around the listed dimensions and tooth count to match the original application requirements for the distributor drive system. Standard Ignition has supplied ignition products to the automotive aftermarket since 1919 and manufactures OE ignition components with controlled production standards throughout the process.

This part cross-references 6D1029 and DG102 for the same application.

What This Part Helps Address

• Worn or damaged distributor drive gear teeth
• Distributor drive wear that can affect ignition timing stability
• Noise or irregular operation from a deteriorated gear
• Service replacement needs during distributor rebuild or ignition repair
• Fitment-specific replacement for Ford and Mercury ignition systems

Installation Notes and Tips

• Verify the 18-tooth count and the .5625 in. I.D. before installation.
• Confirm distributor and engine application details against the vehicle listing before service.
• Inspect related ignition components for wear while the distributor is apart.
• Use proper service procedures to ensure correct gear engagement and alignment.

Quality Assurance

Standard Ignition manufactures ignition components with complete quality control from componentry to finished product. DG-3 is built to meet the dimensional and application requirements listed for compatible Ford Mustang, Ford Pinto, Ford Courier, Mercury Capri, and other covered Ford and Mercury models.