oil leak on 1990 Ford E-350

1982 ford 460 v-8 oil leak around top of oil filter, tighten filter , no difference, changed filter still leaks, using fl 1a oil filter.there is a bolt just above the filter mounting not sure if it comming from there or not, i do not see the sending unit. thanks

1 answer
OIL FILTER MOUNTING GASKET COULD BE BAD