NGK 48779 Ignition Coil

NGK HEI Ignition Coil for OE-Style Performance

The NGK HEI Ignition Coil, part number 48779, is built for electronic ignition systems that require a 12-volt, epoxy-filled HEI coil with a blade terminal connection. It is engineered to meet or exceed OE standards for durability and consistent ignition performance in late-model domestic and import applications.

Compatible With Jeep Cherokee, Comanche, Wagoneer, and Wrangler, plus Volvo 740, 760, and 940 applications that use an HEI ignition system. This NGK ignition coil is also cross-referenced as AP Exhaust 48779 for the same application.

Key Features

• 12-volt ignition coil for electronic ignition systems
• HEI coil type with epoxy-filled construction
• Blade terminal design with 1 terminal
• Male connector and male terminal gender
• No oil fill and no mounting bracket included
• Built to OE-level durability and operational performance standards
• Part number 48779 / U1012

Product Details

NGK HEI Ignition Coil 48779 is designed for vehicles using an HEI ignition system and a distributor-based setup where specified. The coil is developed and tested under demanding conditions in an ISO 17025 accredited lab, with manufacturing focused on consistent output and long-term reliability. For Jeep Cherokee and Jeep Wrangler ignition service, as well as Volvo 740, 760, and 940 coil replacement, this part provides a direct-fit solution for the listed applications.

What This Coil Helps Address

• Hard starting caused by a weak or failing ignition coil
• Misfires under load or at higher engine speeds
• Intermittent spark output in HEI ignition systems
• Rough idle related to inconsistent coil performance
• Loss of ignition efficiency from heat-related coil wear

Installation Notes and Tips

Verify the vehicle uses an HEI ignition system before installation. Confirm the blade terminal layout, connector style, and distributor-based configuration where applicable. This part fits 1986-1990 Jeep Cherokee, 1986-1990 Jeep Comanche, 1986-1990 Jeep Wagoneer, 1987-1990 Jeep Wrangler, 1988-1992 Volvo 740, 1989-1990 Volvo 760, 1991-1995 Volvo 940, and 1990-1992 Dodge Monaco with distributor.

Quality Assurance

NGK draws on more than 80 years of ignition and automotive product experience, with coil designs developed and tested to OE standards. The brand’s North American and global manufacturing and distribution network supports consistent product availability and application coverage across domestic and import vehicles.