B and B Performance Products 30420 7/16 Inch Stepped Head Bolt Washers Set of 34

The B and B Performance Products 30420 head bolt washers are designed for use with aluminum cylinder heads, providing reliable spacing and load distribution during engine assembly. Each washer features a 0.872-inch outer diameter and a 0.438-inch inner diameter, ensuring a precise fit for 7/16-inch head bolts. Constructed from durable chromoly steel with a black oxide finish, these washers offer corrosion resistance and long-lasting performance in demanding conditions. The set includes 34 washers, making it suitable for complete engine rebuilds or multiple repairs, and is compatible with various automotive applications where high-strength fastener support is required. Easy to install, these washers help maintain proper bolt tension, reduce thread damage, and improve overall engine durability. Whether you're restoring a classic car or building a high-performance engine, these washers are an essential component for ensuring secure and reliable head bolt fastening.

Features:

• Made from chromoly steel for strength and durability

• Black oxide finish provides corrosion resistance

• Designed for use with aluminum cylinder heads

• Inner diameter of 0.438 inches for 7/16-inch bolts

• Outer diameter of 0.872 inches for proper load distribution

• Set of 34 washers suitable for multiple applications

• Ensures proper bolt tension and reduces thread damage