How about a shot in the dark? Was the driveshaft checked for straightness and balance? Under acceleration/torque it wouldn't be as apparent as when its not under stress, i.e. coasting/braking. Best of luck!
parrotfever Bob
__________________
1989 RX-7 convertible
2000 F-350 4x4 crew cab
2002 Altima 3.5
wife's buggy - 2004 Titan 4x4 crew cab
|