Walker 924-1940 Spark Plug Wire Set

Walker ThunderCore PRO Spark Plug Wire Set

Walker ThunderCore PRO spark plug wire set 924-1940 is built for direct replacement use on select Ford and Mazda applications. It is manufactured in the USA in an ISO 9001 certified facility and built to meet or exceed OEM specifications and test requirements.

Compatible With 2001-2005 Mazda B3000, 2001-2002 Ford Ranger, and 2001 Ford F-100 Ranger, this wire set uses OE-quality silicone boots and tips, stainless steel terminals, and tubes. A packet of dielectric grease is included for service installation.

Key Features

• Walker ThunderCore PRO product line for ignition wire replacement
• Precision manufactured from premium components
• Hi-temp OE-quality silicone boots and tips
• Stainless steel terminals and tubes
• Supplied with dielectric grease
• Built in the USA in an ISO 9001 certified facility
• Part number 924-1940

Product Details

Walker 924-1940 is a spark plug wire set engineered for ignition service on the 2001-2005 Mazda B3000, 2001-2002 Ford Ranger, and 2001 Ford F-100 Ranger. The ThunderCore PRO line focuses on OE-style construction and test compliance, using heat-resistant silicone components and stainless steel terminals to maintain secure electrical connection and durability in the ignition system. This part cross-references DENSO Auto Parts 671-6112 and Federal Parts 4697 for the same application.

Common Issues This Part Can Address

• Misfires caused by worn or damaged plug wires
• Hard starting related to weak ignition transfer
• Rough idle from deteriorated wire insulation
• Voltage leakage at aged boots or terminals
• Intermittent ignition performance under heat exposure

Installation Notes and Tips

Match each wire to the correct cylinder routing before removal, and replace one lead at a time when possible to preserve firing order. Inspect the coil and spark plug ends for corrosion or carbon tracking, and apply the included dielectric grease where specified during installation. Verify routing away from hot exhaust components and moving parts.

Quality Assurance

Walker manufactures this ThunderCore PRO wire set to meet or exceed OEM specifications and test requirements. The part is produced in an ISO 9001 certified facility in the USA and backed by Walker’s manufacturing, product management, and engineering expertise. Part number 924-1940 is built for direct-fit ignition service on the listed Ford and Mazda applications.