SBF Exhaust Header Bolt Kit Bolts Compatible With Ford Small Block V8 Engines 260 289 302 351W 351C 5.0L Mustang EFI

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. These are High Grade 18-8 Stainless-Steel Steel 3/8-16x1” Bolts and Washers That will NOT rust or Corrode like the chrome or steel ones sold. These Use a 5/16” Allen Wrench/Socket We are an AS9100D and ISO 9001:2015 Certified Manufacturer that produces aerospace parts for The Boeing Aircraft Company and The US Military. We put the same quality into every part we produce. Meets or Exceeds Industry Standard ASME / ANSI Specifications