P Prplcat New member Joined Aug 21, 2021 Messages 2 Reaction score 1 Points 3 Location Warren MI Aug 21, 2021 #1 1985 Trans Am. Can anyone tell me if I can switch from 85mph speedo cluster to 140 speedo without modification? My speedo and tach arent working on the current cluster.
1985 Trans Am. Can anyone tell me if I can switch from 85mph speedo cluster to 140 speedo without modification? My speedo and tach arent working on the current cluster.