These headers have been proven time and time again for proper fit and durability. They feature extra thick flanges, miter cut 16 gauge tubes and are precision Mig welded to ensure a proper fit and eliminate exhaust leaks. Comes boxed complete with premium gaskets, all necessary mounting hardware and reducer cones. Cars equipped with power steering will require an adapter to lower the power cylinder. Available in black non Hi-Temp paint, unpainted and industrial nickel plated. 260,289,3021968 and later bell housings are larger and will require minor modification to LH header or bell housing for proper clearance. 1969 and 1970 cars will require dimpling of header to clear steering box.