1 Fitment: Small Block Chevy SBC V8 265 283 305 307 327 350 400 engines (except 1989 Chevrolet Camaro RS). 1964-77 Chevelle 1964-87 Impala 1965-76 Bel Air 1965-79 El Camino 1966-93 Caprice 1967-80 Camaro (except’67-’69 w/ factory air or p/s) 1968-79 Nova 1968-77 Chevy II 1970-77 Monte Carlo 2 Material: Steel 3 Color: Black 4 Designed for many A, G, and F bodies with small block V8 engines using the standard exhaust pattern. 5 Comes with 3/8″ Outlet flange, 7/16″ Head Flange, 1-5/8″ tubes, 2-1/2″ collectors. 6 Hugs the block for a closer fit and extra clearance. 7 CNC machine flanges with TIG and MIG welded construction. 8 Package: Including all items in the picture. This Item Doesn’t Come With Installation Guides. We Highly Recommend Professional Installation. Car & Truck Parts. Black Mid-length Exhaust Header Fit SBC Small Block Chevy 327 350 400 A/F/G Body. Small Block Chevy SBC V8 265 283 305 307 327 350 400 engines (except 1989 Chevrolet Camaro RS). 1967-80 Camaro (except’67-’69 w/ factory air or p/s). 4 Designed for many A, G, and F bodies with small block V8 engines using the standard exhaust pattern.