Description

The 85834 STEEL gear is a direct replacement for the 8455 8456 5.0L EFI distributors, and also fits 351W distributors with 0.531″ ID.MSD Ignition has put a great deal of effort into researching and testing a variety of metallurgical compositions, heat treating and coatings to provide you with a durable, accurate and strong distributor gear.Increased outer hardened layer thickness (RC 55-60).Micro polished surface for smooth contact.Melonite QPQ coated reduces friction and initial wear.Interstitial carbide concentration improves wear resistance and