J jdub Member Joined Aug 11, 2008 Jan 18, 2010 #1 I have a question about these 140 mph speedometers. Is a transducer needed for calibration. Or use the stock transducer and vendors calibrate in the speedometers. Thanks everyone.
I have a question about these 140 mph speedometers. Is a transducer needed for calibration. Or use the stock transducer and vendors calibrate in the speedometers. Thanks everyone.
