I'm sorry... it's really quite simple. You use your original TOP bracket, and the original lower bracket bolts to the NEW lower bracket which bolts to the front header tube to the exhaust port on the head. I'll try to find a pic for you. Anyone out there have a picture ?
69 Camaro -originally a LM1 car. 327, Edelbrock E-streets, hooker, DUI performance distributors, ultradyne cam, stewart, TRW etc. Vintage Air, AGR steering, Corbeau GTSII seats, 700R4 transmission, 12-bolt w/Eaton 4.11:1