Bob, Mine are the TTI part number 440-200. 2" tubes 3.5 collectors.
Originally Posted By BulletBob
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Finally got to do a little work om my 79 step-side street/strip project. Sat engine and trans down in it today. And to my amazement TTI 2" A-body under chassis headers fit like a glove. Pass required no work at all. Driver side i moved the Proportioning Valve and ground out a small area on the top of the frame rail for #7 header tube to clear.
How about some under body pics to show where the collectors are sitting.?
What #TTI Another member here did the same but didn't give the # or somehow I missed it
BTW here's a better shot from the street bedside & all
