Performance Exhaust Manifold Headers FITS Chevy 265-400 V8 Small Block 5.7L V8

  
Speed-Autoparts-Usa Stainless Steel Shorty Manifold Header For Chevy 265-400 V8 Small Block SBC. 100% brand new, Never been tried or installed Outlet Size: 2.5" Primary Tube Size: 1 5/8" Head Flange Thickness: 7/16" Outlet Flange Thickness: 3/8" Designed to fit the Chevrolet Small Block 262, 265, 267, 283, 302, 305, 307, 327, 350 & 400 V8 Engine. Headers features 8-2 light weight design. Designed to fit many vehicles and not specific to the ones below. CNC machine flanges with TIG and MIG welded construction.

Product does not come with installation instructions, please refer to a shop/factory manual for installation. No instructions included, Professional installation is highly recommended.

Made out of 304 stainless steel and offer great quality, performance, and affordability 2. Headers are mandrel bent, tig welded, and feature polished stainless steel construction 3. All of headers have been dyno proven. We utilize V-Band collector construction, merge spikes, port matched flanges, and improved header to block/chassis clearance 5.

Professional installation is highly recommended 6. Installation instruction is not included. Please Double-Check that this is compatible with your vehicle. 1X Set of Stainless Steel Headers 1 X Set of Mounting Accessories. As shown in the picture.