What size O-Ring was OEM for 727 dipsticks? There is one that is close in my O-Ring kit, but it is a little small. Mine is leaking so I would like to get the correct one if possible.


67 Coronet 500 9.610 @ 139.20 mph
67 Coronet 500 (street car) 14.82 @ 94 mph
69 GTX (clone) - build in progress......