Overview:Flowtech headers are the perfect combination of performance and value. Flowtech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 3/8" flanges with sealing rings for a leak-free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat resistant black paint for a stealthy appearance. Features: Tuned-length primary tubes for street performance Mandrel-bent tubing for smooth exhaust flow Light weight & sturdy 16 gauge tubing Mandrel-formed Power Plenum collector for low back pressure Sturdy, leak-tested O-Ring port seals Engineered for a precision fit Designed for easy, trouble-free installation Includes all mounting hardware and premium gaskets Works with factory power steering and power brakes Fitment Notes: Works with factory power steering and power brakes Will NOT fit 67-69 Camaro with Air Conditioning Will NOT fit with angle plug heads or raised port heads Factory motor mounts must be used for proper engine placement Does NOT fit with manual transmission on Monte Carlo and late model passenger wagons Must modify exhaust to retain cat. conv. 68-74 Chevy II/Nova will NOT fit with A.I.R. injection pump Applications: Year Make Model Engine Fitment Notes 1973-1974 Buick Apollo 5.7L V8 350 CID Please See Above! 1965-1967 Buick Gran Sport Small Block Chevy Swap Please See Above! 1970-1972 Buick GS 5.7L V8 350 CID Please See Above! 1968-1969 Buick GS 350 5.7L V8 350 CID Please See Above! 1968-1969 Buick GS 400 Small Block Chevy Swap Please See Above! 1970-1972 Buick GS 455 Small Block Chevy Swap Please See Above! 1968-1972 Buick Skylark 5.7L V8 350 CID Please See Above! 1968-1969 Buick Special 5.7L V8 350 CID Please See Above! 1968-1972 Buick Sportwagon 5.7L V8 350 CID Please See Above! 1967-1969 Chevrolet Camaro 4.9L V8 302 CID Please See Above! 1969-1973 Chevrolet Camaro 5.0L V8 307 CID Please See Above! 1967-1969 Chevrolet Camaro 5.3L V8 327 CID Please See Above! 1968-1969 Chevrolet Camaro 5.4L V8 327 CID Please See Above! 1967-1974 Chevrolet Camaro 5.7L V8 350 CID Please See Above! 1968-1972 Chevrolet Chevelle 5.0L V8 307 CID Please See Above! 1964-1968 Chevrolet Chevelle 5.3L V8 327 CID Please See Above! 1965 Chevrolet Chevelle 5.4L V8 327 CID Please See Above! 1967-1968 Chevrolet Chevelle 5.4L V8 327 CID Please See Above! 1968-1972 Chevrolet Chevelle 5.7L V8 350 CID Please See Above! 1968-1972 Chevrolet El Camino 5.0L V8 307 CID Please See Above! 1964-1969 Chevrolet El Camino 5.3L V8 327 CID Please See Above! 1968 Chevrolet El Camino 5.4L V8 327 CID Please See Above! 1968-1972 Chevrolet El Camino 5.7L V8 350 CID Please See Above! 1964-1967 Chevrolet Malibu 5.3L V8 327 CID Please See Above! 1969-1971 Chevrolet Nova 5.0L V8 307 CID Please See Above! 1972-1974 Chevrolet Nova 5.7L V8 350 CID Please See Above! 1971-1972 GMC Sprint 5.0L V8 307 CID Please See Above! 1971-1972 GMC Sprint 5.7L V8 350 CID Please See Above! 1964-1971 Oldsmobile 442 Small Block Chevy Swap Please See Above! 1968-1972 Oldsmobile Cutlass 5.7L V8 350 CID Please See Above! 1968-1972 Oldsmobile Cutlass Supreme 5.7L V8 350 CID Please See Above! 1968-1972 Oldsmobile F85 5.7L V8 350 CID Please See Above! 1973-1974 Oldsmobile Omega 5.7L V8 350 CID Please See Above! 1968-1972 Oldsmobile Vista Cruiser 5.7L V8 350 CID Please See Above! 1968-1971 Pontiac Acadian 5.0L V8 307 CID Please See Above! 1968 Pontiac Acadian 5.3L V8 327 CID Please See Above! 1968-1971 Pontiac Acadian 5.7L V8 350 CID Please See Above! 1964-1967 Pontiac Beaumont 5.3L V8 327 CID Please See Above! 1964-1972 Pontiac GTO Small Block Chevy Swap Please See Above! 1968-1972 Pontiac LeMans 5.7L V8 350 CID Please See Above! 1968-1970 Pontiac Tempest 5.7L V8 350 CID Please See Above! 1971 Pontiac Ventura 5.0L V8 307 CID Please See Above! 1972-1974 Pontiac Ventura 5.7L V8 350 CID Please See Above! Specs: Brand Flowtech Collector Diameter 3.00 inch Emission Code 4 Engine Chevrolet Small Block Header Finish Black Paint Header Flange Thickness (in) 3/8 inch Header Style Long Tube Primary Tube Dia. 1-5/8 inch Product Type Headers Tube Material Mild Steel Part Number 11100FLT