Hooker BlackHeart Long Tube Headers - 1.875 in Primary - 3 in Collector - GM LS-Series (GM F-Body 1970-74) H76203FM Founded in 2008

Founded in 2008

Shift Improver Kit for C4 Automatic Transmissions

150 coil bind height

****Not Compatible with 90 Degree Ceramic Plug Wire Boots****

4000 lb/in Spring Rate

Hooker BlackHeart Long Tube Headers - 1.875 in Primary - 3 in Collector - GM LS-Series (GM F-Body 1970-74) H76203FM Founded in 20081970 74 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 requiring maximum ground clearance. Not legal for use on pollution controlled motor vehicles. Product Description: Headers Blackheart Long Tube 1. 875 in Primary 3 in Collector Hardware Included Stainless Natural GM LS Series GM F Body 1970 74 Pair At the HEART of any