fuel filter for 1980 deville

[Creeker]

need info on correct wrench size to remove old fuel filter from rochester
quadra jet carb. 1980 368, filter is right in carb. body, one size is 15/16" ( to hold filter housing) the other size is around 1/2" ,too tight, or 9/16", too sloppy and might round of nut of fuel line connection, does anyone know correct size of wrench?.
tnx

 

[devilleish]

1/2" too tight, 9/16" too sloppy... Try a 13mm. Strange, but it may work better, being between the two and closer to the 1/2".