Hooker Blackheart Gen III Hemi swap headers are part of a fully engineered swap system that provides maximum component clearances, ideal drive train geometry & clearance for a 3.00" exhaust system. These headers fit the 1973-1974 Chevrolet C10/GM C150 2WD trucks with the Gen III Hemi swap and correct directly to BH14308 or BH14309 exhaust systems.
These high-quality mid-length swap headers are made from 304 stainless steel and feature 3/8" thick header flanges, 18-gauge 1-7/8" primary tubes, and 3.00" collectors (w/ merge spears). Headers provide clearance to the brake booster, steering shaft, power steering box, starter (both left & right side-mounted), rear sump oil pan, and several automatic & manual transmissions options.
Features:
- Gen III Hemi swap headers were designed specifically for the 1973-1974 Chevrolet C10/GMC C15 2-wheel-drive trucks
- Easy bolt-on installation with direct fitment to BH14308 (2.5-inch) or BH14309 (3-inch) dual exhaust systems
- Fits 1973-1974 C10/C15 2-wheel drive truck w/ Gen III Hemi engines 2003 & Up 5.7L/6.1L/6.2L/6.4L
- Tube geometry designed for maximum clearance & hassle-free installation
- Headers are geometrically/functionally compatible with the following transmissions – Automatic Transmissions: A727, 46RE, 46RH, 545RFE, NAG1, 8HP70 & Manual Transmissions: Tremec TR6060, and TKX (Ford)
- Constructed Form lightweight 18-gauge, mandrel bent 304 stainless steel for strength, durability & corrosion resistance
- 3/8" thick, CNC waterjet cut header flanges – For strength and maximum sealing surface
- 1-7/8" primary tubes w/ long transition 3-inch collectors w/ merge spears for maximum flow and increased exhaust velocity
- O2 bungs in both collectors – eliminates header modifications for oxygen sensors
- 100% quality hand-welded construction for strength, longevity & good looks
- Includes headers, attaching hardware & instructions
- Manufacturer's limited lifetime warranty
