for CHEVY SBC 267-400 V8 STAINLESS STEEL LONG TUBE HEADER EXHAUST MANIFOLD 70-87 Auto Replacement Part

• 100% Brand New.never been use
• Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends for Strength and Durabilityi.e. Maximizing Smoothest High Exhaust Air Flow Rate
• 4-1 High Performance Racing Spec. Design
• TIG Welded CNC Machine Flange
• O2 Sensor Bung Insertion and Metal Gasket Included
• Inlet: 1.75″
• Outlet Diameter: 3.5″
• Piping Diameters: 4 X 1.75″ Manifold Piping; into 1 X 3.5″ Major Pipe
• Increase High Flow Air. Instantly Gain 10 -15 Hp. / Tq.
• Engineered and Tested to Exceed Original Equipment Standards and Performance
• Professional Installation is Highly Recommended (No Instruction Included).

Package includes:

• 1 x Set of exhaust header
• All necessary hardware. bolts. and gaskets

Fitment:?

• 70-87 CHEVY SBC 267-400 V8(except 1981 Chevrolet Camaro Berlinetta Coupe 2-Door 5.0L 305)