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Old 08-13-2012, 08:22 PM   #3260
THUMPER20X
GM fix my PAINT U suck!
 
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Drives: 2010 Black 1SS/RS 6Spd
Join Date: Sep 2009
Location: Great Red North
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Quote:
Originally Posted by LOWDOWN View Post
IIRC, '64 GTOs premiered the 6.5 Liter badge and, through Pontiac's remaining years, often used the metric designations...6.6 T/A was a badge of honor for many a Gen-2 Trans Am, and 4.9, 6.6 and 7.5 appeared on Grand Ams...

Ford's one-year only 7 Litre Galaxie Model (option in '67) arrived in '66.
I would say the T/A 6.6 was the first and the 5.0 in the mustangs in the mid 80's were definitely when things probly turned.
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