Hooker BlackHeart LS-Swap Full-Length Header - Ceramic Coated; 1973-1974 GM C-10/20 2WD Trucks, Full-Length LS-Swap, 1-3/4", Collector Size 3". These Headers are designed for use with Standard 12621HKR engine mounting brackets.
Features:
For GM LS engine swaps into 1973-1974 GM C-10/20 2WD Trucks
1-3/4" primary tube diameter and 3" collector diameter ideal for LS1/LS6/LS2 or 5.3L-6.0L Vortec truck engine swaps
Long tube design for optimum engine performance
Mild steel construction with silver ceramic coated finish
Designed for use with12621HKRengine mounting brackets