Hooker BlackHeart Tri-Y Long-Tube Headers

Features:

• Large primary Tri-Y (4 into, 2 into 1) design to produce a broad torque curve and maximum Horse Power for LS7 and high horsepower LS2/LS3 engines
• Constructed of lightweight 2" diameter, 18-gauge, mandrel bent 304 stainless steel primary tubes with large 3" diameter collector
• 3/8” thick Precision water jet cut flanges for less warping, maximum sealing surface, and better seal
• Designed for use with Blackheart Header Back exhaust systems. See the HOLLEY website for a complete line of Hooker Blackheart -Header Back exhaust systems
• 100% hand welded construction
• Hand blended welds at the flange entry for maximum flow and better performance
• Quality welds for strength, longevity, and good looks
• High Tuck design provides the needed ground clearance for lowered cars
• Includes all attaching hardware, O2 Sensor extension harnesses & gaskets
• Manufacturer’s Limited Lifetime Warranty
• FOR RACING USE ONLY

This part is legal for use on Uncontrolled (Non-Emissions Controlled) Vehicles or Racing Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

• 1965 and older U.S. manufactured California Certified vehicles
• 1967 and older U.S. manufactured Federally Certified vehicles
• 1967 and older Foreign manufactured vehicle

Racing Vehicles are vehicles that are used exclusively for racing or other forms of competition that are not registered and that may never be used on the street.