PROFORM Header Bolts Grade 8 Nickel-Plated Wedge-Locking 3/8-16 Set Of 16

If you're in need of high-quality header bolts that won't loosen over time, consider this Set of Sixteen PROFORM 3/8-16 Nickel-Plated Grade 8 Wedge-Locking Header Bolts. These bolts feature a unique wedge-locking design that ensures they won't come loose, even in the toughest conditions. Made from durable Grade 8 steel and designed with a standard hex head type, these bolts are simple to tighten and untighten with a regular wrench. Plus, they come in 1" and 3/4" lengths to fit a variety of applications.

Features and Benefits:
- Grade 8 steel
- Hex head type
- 3/8-16 thread size
- Wedge-locking design prevents bolt-loosening
- Fits select 16-bolt 3/8" diameter applications
- Easily untightens with a normal wrench
- Sold as a set of 16
- Available in 1” and 3/4" lengths

Vehicle Fitment:
- 1965-1995 Mustangs with 289/302/351W and 5.0L Engine
- 1960-1987 Chevrolet C10s with 396-502 Big Block (will not fit 348 and 409)
- 1988-1998 Chevrolet/GMC C/K Trucks with 396-502 Big Block