Bearcat91
CRASH
- Joined
- Jul 7, 2012
- Messages
- 11,247
- Reaction score
- 100
I think non vortec or obd2 you have to change some speedo gear to an appropriate ratio...
http://www.transmissioncenter.net/speedometer_calibration_______va.htm
http://www.transmissioncenter.net/speedometer_calibration_______va.htm