ARP 100-7519 Valve Cover Bolt Kit 1/4-20 Hex Head 8740 Chrome Moly Black Oxide 7-Piece

The ARP 100-7519 is a 7-piece valve cover bolt kit engineered specifically for Brodix Big Block Series cast aluminum valve covers. Manufactured from premium 8740 chrome moly steel with a durable black oxide finish, these bolts deliver the high-clamping force and corrosion resistance demanded by serious engine builders.

Each bolt features a conventional hex (6-point) head for easy socket access and a 1/4-20 thread with a bolt length of 4.500 inches. The kit ships complete with the required flat washers, which distribute clamping load evenly across the cover flange to ensure a proper, leak-free seal.

Key Features:

• Material: 8740 chrome moly steel — heat-treated for superior strength and fatigue resistance
• Finish: Black oxide for corrosion protection
• Head Style: Hex (6-point) for standard socket installation
• Thread: 1/4-20
• Bolt Length: 4.500 in.
• Quantity: 7 pieces per kit
• Designed for cast aluminum valve covers
• Flat washers included for proper load distribution

ARP — Automotive Racing Products — has been the trusted standard in high-performance fasteners for over 50 years. The 100-7519 is a direct-fit solution for builders working with Brodix Big Block Series aluminum cylinder heads and valve covers, ensuring consistent torque retention and a reliable valve cover seal across all operating conditions.