Fel-Pro Loc Wire gaskets are engineered to provide the best sealing available for severe applications. They have oversized wire rings that lock into receiver grooves which must be machined into the cylinder heads. Precise machining is critical to the success of these gaskets.
• Application: Ford 260/289/302(except Boss & Eliminator)/351W
• Bore: 4.145"
• Thickness: .039"
• Volume: 8.7cc
• Recommended for turbo, supercharged & nitrous applications
• Requires precision receiver groove machined in head