Try new U-joints first. It sounds exactly like what you've described. Kinda like a helicopter, right? Hehehe, I remember when mine went out, the night of a date. She still hates me...
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Capri306, Moderator, Blue Oval Lounge @ MustangWorks.com
1979 Mercury Capri[/b]
3.3L, C4 w/ B&M Shift Improver Kit rebuilt with TCI stuff, 2.73 open
1985 Mustang LX: a Kick-A white 4-banger
My little web site, it's coming along...