my '90 GT was AOD.....it went 14.40's
w/ low gear set, 3.73's and 2200 stall.
Ported GT-40 and thats about it.
I think you should be good for 14.20's.....
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4.10's,long tubes & 75 shot...Goes 12.50's
Check it out at
http://www.burnouts.webprovider.com
11's coming soon!!!!
Heads,intake and cam are all here