3.73'S IN MY AOD???
 

I AM GOING TO PUT 3.73 GEARS IN MY CAR WITH IN THE NEXT WEEK OR SO WILL I NOTICE A BIG GAIN IN THE SEAT OF THE PANTS DYNO???(MY CAR IS AN AOD)

You might want to seriously consider going with 4.10's, but 3.73's make a substantial difference too.

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1991 GT, AOD, Moroso Cold Air, 3.73s, Pulleys, 3-chamber(the left one fell off-NO time+No Money=College), FMS c-springs, and KYBs

got them in my 91gt aod, they made a huge difference,if your not hardly on the interstate any get 4.10's