BBC Stainless-Steel Exhaust Header Bolt Kit 1” 3/8-16 Bolts and Washers Compatible with Chevrolet V8 Big Block V8 Engines 1958-2000 348 366 402 409 427 396 454 502 7.4L TBI Vortec

Dress Up Your Big Block Engine with These Stainless-steel Header bolts. These are compatible with all Chevrolet Big Block V8 Engines 1958-2000 Including 348 366 402 409 427 396 454 502 7.4L TBI Vortec running after market headers. These will not fit Factory cast iron exhaust manifolds. Comes with 16ea 3/8-16 x 1” Stainless-steel Socket cap Bolts and 16ea 3/8” Stainless-steel washers.

• Comes with 16ea of 3/8-16X1” Bolts and 16ea Washers.
• Bolts and Washers are made from High Grade 18-8 Stainless Steel that are designed to NOT rust or corrode like the normal chrome or steel ones sold.
• These use a 5/16” Allen Wrench/Socket for a quick and tool-friendly assembly.
• Compatible with all 1958-2000 Chevy Big Block Exhaust Headers with up to ½” think flanges 348/366/396/402/409/427/454/502.
• Will NOT fit factory cast iron exhaust manifolds.
• Meets or Exceeds Industry Standard ASME / ANSI Specifications
• When you purchase Z Whip Parts you will always get the highest quality for your vehicle that you rightfully deserve
• We are an AS9100D and ISO 9001:2015 Certified Manufacturer that produces aerospace parts for The Boeing Aircraft Company and The US Military. Parts we produce fly at 30,000 feet where failure is not an option. We put the same quality into every part we produce.