I ordered a 1973 mustang fuel sending unit for my 77 maverick( I know that the 73 mustang had a 20 gallon tank ) it fit like it should be in there, no modifying the sending unit..I will see if it reads like normal or there is some devisions once I get the tank back up in the car. Jason
There are already a couple guys running that one http://mmb.maverick.to/showthread.php?t=74441 http://mmb.maverick.to/showthread.php?t=70312 http://mmb.maverick.to/showthread.php?t=63465 It's on my to do list also.