1964-67 Chevelle, El Camino, Monte Carlo, Big Block headers. Made from 304, Stainless Steel, for maximum corrosion resistance. All tubes are CNC mandrel bent for optimal flow. These headers have 2" primaries with CNC laser cut 3/8" thick flanges. 3" Slip-fit collectors. These headers fit perfectly. Long tube design provides awesome low-end torque and street performance. Recommended for use with ACCEL shorty header plugs. Includes: Header Bolts, High temp RTV. They are Mill finish, All TIG welded for strength and durability. These kits come with a lifetime warranty and proudly made in the USA.
All warranty questions, claims or otherwise should be directed toward the manufacturer, Dart.