Walker
ThunderCore PRO

Walker 924-1333 Spark Plug Wire Set

Brand Walker 924-1333
Product line ThunderCore PRO
Fits Pontiac and Buick · 3 vehicles

OEM-spec built. Meets or exceeds original equipment specifications and test requirements.

Premium components. Made with silicone boots and tips, stainless steel terminals, and tubes.

Dielectric grease included. Supplied with a packet for improved electrical protection.

Cross-references AMS Automotive 6649, Anchor 2959 and Anchor 8637 for the same application. See all 18.

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Walker ThunderCore PRO Spark Plug Wire Set

Walker ThunderCore PRO spark plug wire set 924-1333 is built for direct replacement service on select Pontiac Firebird and Buick Regal applications. It is manufactured in the USA in an ISO 9001 certified facility and built to meet or exceed OEM specifications and test requirements.

The ThunderCore PRO line focuses on OE-style construction with high-temperature silicone boots and tips, stainless steel terminals, and protective tubes. A packet of dielectric grease is included for terminal protection during service.

Key Features

  • Walker ThunderCore PRO wire set for ignition service
  • Part number 924-1333
  • High-temperature OE-quality silicone boots and tips
  • Stainless steel terminals and tubes
  • Manufactured to meet or exceed OEM specifications and test requirements
  • Made in the USA in an ISO 9001 certified facility
  • Includes dielectric grease

Detailed Description

Walker 924-1333 is an ignition wire set engineered for consistent spark delivery and OE-style fitment. It is listed for 1989 Pontiac Firebird and 1986-1987 Buick Regal, making it a direct-fit choice for owners servicing these specific vehicles. The ThunderCore PRO product line is built around premium materials and manufacturing controls to support reliable ignition performance in demanding underhood conditions.

This part cross-references Bosch 4029 for the same application.

Common Issues It May Address

  • Misfires caused by worn or heat-damaged plug wires
  • Hard starting related to weak ignition transfer
  • Intermittent spark loss from cracked boots or degraded insulation
  • Corrosion at wire terminals and connection points
  • Voltage leakage from aging ignition leads

Installation Notes and Tips

Verify routing against the original wire layout before removal to maintain proper firing order. Inspect spark plugs, distributor cap, and coil connections at the same time to avoid repeat ignition faults. Apply the included dielectric grease to the boot contact areas as directed during installation.

Quality Assurance

Walker Products manufactures this ThunderCore PRO wire set in an ISO 9001 certified U.S. facility and states that it meets or exceeds OEM specifications and test requirements. The part number is 924-1333.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
1989PontiacFirebird3.8LV6GASN/AThunderCore PRO
1987BuickRegal3.8LV6—N/AThunderCore PRO
1986BuickRegal3.8LV6—N/AThunderCore PRO
Directly replaces or cross-references 18 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — 6649Anchor — 2959Anchor — 8637Anchor — 9653Bosch — 4029DENSO Auto Parts — 671-6031Four Seasons — 638GSP — 116030Hella — 168OSC — 4088PEAK — 90401X11032X110335-612935-876239041700763CH8630