So, by the sound of it, this 12-bolt probably came from a '70-'72 Firebird or Camaro. He thought it may have come from a '73 or '74 Super Duty, any chance of that? Thanks all
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'79 T/A 6.6 4-sp, 3.23 , 463" E-heads, 252/262 hyd roller, TII, Holley 830, 8.384 @ 93.86 - 1/8, 12.5 @ 116 - 1/4, 2.035 60', 3800 lbs. w/o driver
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