Edelbrock 8552 Head Bolt Kit for Small-Block Ford 289-302 with 7/16" Bolts and Hardened Washers

The Edelbrock #8552 bolt kit contain a complete set of the highest quality head bolts and hardened washers available. Cold-formed to ensure molecular integrity and heat treated prior to thread rolling and machining. Reduced diameter bolt heads eliminate the need for valve train removal to facilitate cylinder head re-torqueing. Hardened and parallel-ground washers are included. Rated at 170,000 p.s.i. Edelbrock #8552 Head Bolt Kit is for 1963-96 S/B Ford 289/302 with Edelbrock 60217, 60219, 60225, 60229, 60249, 60255, 60259, 60319, 60329, 60349, 60359, 60367, 60369, 60379, 60389, 60399, 602479, & 602579. 7/16" Bolts with #9680 Bushings Ford:Small-Block:289 (4.7L)-302 (5.0L)

• Manufactured By ARP

Upgrade your engine assembly with the Edelbrock 8552 Head Bolt Kit, designed specifically for small-block Ford engines from 1963 to 1996, including the 289 and 302 cubic inch displacement models. Crafted with precision, these bolts are cold-formed to ensure high molecular integrity and are heat-treated prior to thread rolling and machining, providing exceptional strength and durability. The reduced diameter bolt heads facilitate easier cylinder head re-torquing without the need to remove valve train components, saving time during maintenance or rebuilds. Included in the kit are hardened, parallel-ground washers rated at 170,000 psi, ensuring reliable clamping force and uniform load distribution for optimal head sealing. This kit is suitable for applications with Edelbrock part numbers 60217, 60219, 60225, 60229, 60249, 60255, 60259, 60319, 60329, 60349, 60359, 60367, 60369, 60379, 60389, 60399, 602479, and 602579, and uses 7/16" bolts with #9680 bushings for secure fitment. Manufactured by ARP, this head bolt kit guarantees high-performance and long-lasting reliability for your small-block Ford engine rebuild or upgrade. Whether you're restoring a classic Mercury Cougar or enhancing your engine’s performance, the Edelbrock 8552 kit provides the quality and precision needed for a professional-grade assembly.

Features:

• Complete set of high-quality head bolts and hardened washers for Ford small-block engines

• Cold-formed and heat-treated for maximum strength and molecular integrity

• Reduced diameter bolt heads facilitate valve train removal and cylinder head re-torqueing

• Hardened, parallel-ground washers rated at 170,000 psi for reliable clamping

• Designed to fit 1963-96 Ford 289 and 302 engines, including Mercury Cougar models from 1984 to 1988

• Uses 7/16" bolts with #9680 bushings for secure installation

• Manufactured by ARP for consistent quality and performance