Description Specifications Interchange 1975-81 GM LS 2nd Gen (Camaro/Firebird) Full Length Engine Swap Headers for hot LS1/LS6/LS2 (cam,heads,nitrous), 6.2L(L92)Vortec truck, LS3 or all supercharged LS/Vortec engine swaps. Not legal for use on pollution controlled motor vehicles. Package information Extended Package information Interchange Not Available