Mine dropped 2 MPG but its still worth it cause it freed up a bay in my shop. I just leave the car in the trailer now till I go to the next race.

2005 Dakota 4X4 3.7 2004 Rumble Bee 5.7 1978 Diplomat 318 1969 Satellite 318 "bracket racer" 1966 Barracuda (in progress ) 1964 Dodge 330 (future race project) 1962 Belvedere (HUM????)