I just want to point out that the throttle blip issue never resulted in bucking or a thud before. I was trying to determine if this was something like an axle or motor mount. All my mounts are fairly new.
03 SVT #442 - (LEMON)
05 ZX3 SES, SVT susp, etc (SOLD)
07 ZX4 SES, SAP2, IUP, FRPP, Pista's, Tint 73k