I was watching trucks TV and on the copperhead truck they did a turbo 400 trans with an added overdrive to it. Does anyone know anymore information on doing something like this? It looked like something they added on between the trans and tailshaft.
98 GMC Sonoma Sublime Green
99 Ford F-150 Standard Cab Long Bed
OEM Lincoln Navigator front Clip
Dropped 2-4 on Belltech Nitroactive
molded roll pan
20" equus 909
265.50.20 Toyo Proxies ST