These Hooker BlackHeart Headers fit 1973-1974 GM C-10/20 2WD Trucks with LS engines. Long tube design for optimum engine performance and stainless steel construction for maximum corrosion resistance.

These Headers are designed for use with Standard 12621HKR engine mounting brackets.

• For GM LS engine swaps into 1973-1974 GM C-10/20 2WD Trucks
• 1-7/8 Inch primary tube diameter and 3 Inch collector diameter ideal for hot LS1/LS6/LS2 or 5.3L-6.0L Vortec truck engine swaps
• Long tube design for optimum engine performance
• 100 Percent stainless steel construction
• Designed for use with 12621HKR engine mounting brackets
• Manufacturer's Limited Lifetime Warranty

Details:

• Application: 1973-1974 GM C-10/20 Trucks
• Bolt size: M8 x 1.25 x 25mm
• CARB (California) Compliant: No
• Collector Diameter: 3.00 inch
• Drive: 2WD
• Emission Code: 4
• Engine: GM Gen III/IV (LS)
• Exhaust Series: Hooker BlackHeart
• Header Finish: Natural
• Header Style: Long Tube
• Material: 304 Stainless Steel
• Primary Tube Dia.: 1-7/8 inch
• Product Type: Headers
• Subframe: Stock
• Tube Material: 304 Stainless Steel
• Type of Component: Headers
• Warning: California Proposition 65
• Warranty: Manufacturer's Limited Lifetime Warranty