1970Ð74 GM FÐbody Full Length LS Engine Swap Headers for Hot LS1/LS6/LS2 (cam, heads, nitrous), stock 6.2L (L92) Vortec truck, stock LS3/LS7 or all supercharged LS/Vortec engine swaps.
- Premium fitment with optimized ground clearance. The only 1970-74’ specific header design in the marketplace
- Laser cut 3/8” flanges with flat-finished TIG welded port sealing
- 1-7/8” primaries/3" collectors
- Designed and intended for installation only with Hooker LS swap engine mounting brackets and transmission crossmembers for this application. Will not install with any other brand of mounts
- Compatible with QuickTime™ bellhousings, mechanical clutch linkage (requires custom Z-bar/pivot ball assembly), stock A/C evaporator case on firewall, straight boot spark plug wires and Holley LS swap oil pan and accessory drive brackets
- Connects directly to Hooker 3” 2nd-gen F-body exhaust system.Connection to 2-1/2” Hooker 2nd-gen F-body exhaust system requires the use of an available mid-pipe kit
- Compatible only with stock height subframe/body mounts. Installation with half-height mounts will require modification to vehicle floor panels
- Automatic and manual transmission compatible
- Will not install with factory column shift linkage, Lokar or similar aftermarket shift cable or linkage required for column shift applications