SBC Stainless Steel Exhaust Header Bolt Kit 1” 3/8-16 Bolts Compatible with Chevrolet V8 Small Blocks 265 283 305 327 350 383 400 Gen I & II 92-97 LT1 LT4 TPI TBI 96-98 Vortec 5.0L 5.7L BOP

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Management number 233923380 Release Date 2026/06/27 List Price US$7.10 Model Number 233923380
Category

Dress Up Your Small Block Engine with These Stainless-steel Header bolts. These are compatible with all Chevrolet Small Block V8 Engines 1955-1998 Including 283 305 307 327 350 383 400 TBI TPI LT1 LT4 5.0L 5.7L these also will work for Pontiac Buick Oldsmobile 326 350 389 400 421 455 V8 Engines running after market headers. These will not fit Factory cast iron exhaust manifolds. Comes with 12ea 3/8-16 x 1” Stainless-steel Socket cap Bolts and 12ea 3/8” Stainless-steel washers.

  • Compatible with all 1955-1998/99 Chevy Small Block Exhaust Headers with up to ½” Thick Flanges 265 283 305 307 327 350 383 400 (These do not fit oem manifolds)
  • Also Compatible with Pontiac Buick Oldsmobile 326 350 389 400 421 455 V8 Engines Using Exhaust Headers with up to ½” Thick Flanges (These do not fit oem manifolds)
  • 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
UPC 685645024347
ASIN B0BGMC7J4C
Brand F.S.P
Head Type Hex
Size Name 3/8-16
Metal Type Stainless Steel
Unit Count 12.0 Count
Part Number 99447820
Thread Size 3/8"-16
Thread Type Unc
Finish Types Glossy
Grade Rating Grade 18 8
Manufacturer Full Spectrum Parts
Thread Class 1A
Thread Style Right Hand
Fastener Size 3/8"-16
Fastener Type Socket Cap Bolt
Item Diameter 0.64 Centimeters
Item Hardness Rockwell B70
Material Type Stainless Steel
Exterior Finish Stainless Steel
Thread Coverage Fully Threaded
Number of Pieces 24
Screw Head Style Flat
Manufacturer Grade Grade 18 8
Compatible Groove Diameter 0.5 Inches

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