Header Stud Kit Bolts Valve Cover Stainless Steel Compatible For Block Chevy 283 327 350 383 400 TPI

COMPATIBLE：For Installation of Headers to Cylinder HeadsFits 265, 283, 302, 305, 327, 350, and 400 SB Chevrolet Engines (Including TBI, TPI, LT1)Fits Most Short & Long Tube Headers w/ Up to 1/2” Flange ThicknessWill Not Fit: Exhaust Manifolds Will Not Fit: GEN III, IV, V Engines (Vortec 4.8 5.3 5.7 6.0 6.2L, LSX, LT5 Engines)SPECS：Hardened 304 Stainless Steel12 pcs 3/8" x 1" Allen Socket Head Bolts (semi-polished)12 pcs 3/8" Washers (polished)Accepts 5/16" Allen Key / Allen Socket for InstallMeets or Exceeds Industry Standard ASME / ANSI SpecificationsAlternative Sizes / Styles Available!KEY PERFORMANCE FACTORS：Easy Gasket / Part AlignmentQuick Component Access for Tuning / MaintenancePreserves the Threads of Your Precious ComponentsWill Not Rust like OEM or Black Oxide Fasteners

• Compatible：Fits 265, 283, 302, 305, 327, 350, and 400 SB Chevrolet Engines (Including TBI, TPI, LT1) and Fits Most Short & Long Tube Headers w/ Up to 1/2” Flange Thickness.
• Performance:Easy gasket / part alignment.Quick component access for tuning / maintenance,preserves the threads of your precious components,Will not rust like OEM or black oxide fasteners.
• Feature ：You can't beat studs for the ease of removal and installation of gaskets, covers, pans, and other frequently accessed parts. They save money and frustration by preventing damage to the gaskets and threads of your vital components.
• Quality：Hardened 304 Stainless Steel.The stud kits are easy to install, more durable and corrosion resistant than OEM, and look exceptional to boot!
• Note: We do our best to assemble kits that fit as many parts combinations as possible. Due to variances in gasket thickness and the parts being assembled, we always recommend that you measure the thickness of your gasket and accessory flange and double check that the specified size will work for your application.