COMPATIBLE:
For Installation of Headers to Cylinder Heads
Fits 265, 283, 302, 305, 327, 350, and 400 SB Chevrolet Engines (Including TPI, LT1)
Fits Most Short & Long Tube Headers
Will 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 Steel
12 pcs 3/8" x 1 1/2" Studs (polished)
12 pcs 3/8" Hex Locking Flange Nuts (polished)
Meets or Exceeds Industry Standard ASME / ANSI Specifications
Alternative Sizes / Styles Available!
Nylon Insert Lock Nuts Available On Request
KEY PERFORMANCE FACTORS:
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