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Discussion: 6L80 lock or unLock ???


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Discussion: 6L80 lock or unLock ???


I have Discussion regarding for TC lock or unLock, what your suggestion for street racing ( not drag )  ? what did you feel your car its better ? My TC circle D 3200, car g8 gt 09, stroker 421, head, full  exhaust and fast intake

even what the best MPH range for TCC lockup at dyno ? ( full throttle ) ? around 40 mph ?

please advice

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