LS LONGTUBE HEADERS 1 7/8" A & F-BODY, X-BODY (SWAP, CONVERSION) LS1, LS2, LS3, LS6

Speed Engineering headers are made out of 304 stainless steel and offer great quality, performance, and affordability. Our headers are mandrel bent, tig welded, and feature Natural stainless steel construction. All of our headers have been dyno proven. We stand behind our headers in saying you will not find a better fitting, quality built, budget header for your vehicle.Features include: Mandrel Bent Tubing 1 7/8" Primaries 3" Collector V8 Engines Only Merge Spike 4.8L, 5.3L, 6.0L, 6.2L Engines CNC Machined Flanges Natural 304 Stainless Steel Standard Graphite Manifold Gaskets Vehicles: 1970 - 1981 Chevrolet Camaro 1970 - 1981 Pontiac Firebird 1964 - 1977 Chevrolet Chevelle 1975 - 1979 Chevrolet Nova 1964 - 1988 Chevrolet El Camino 1964 - 1988 Pontiac Lemans 1964 - 1972 Pontiac GTO 1977 - 1988 Pontiac Grand Prix 1964 - 1977 Oldsmobile Cutlass 1964 - 1972 Buick Skylark Note: Installed pictures are of our 1 7/8" headers with 1" offset back motor mounts. Note: "Due to older vehicle frame clearance headers are pulled in very tight, and require our spark plug wires". Note: "For LS series engine swaps only" These do not work on standard SBC or BBC engines. Note: If using a larger 4L80E or older Turbo 350/400 transmission the bellhousing ears may need to be trimmed for proper clearance. Note: Some modifications might be required on G body applications.