I always heard filters are put on hand tight , and tightened with presure from the motor .
current vehicles : 96 Discovery-1 SE7. stock besides 255-70-r 16 ... SOLD
2000 Discovery-2 SD ...2 in OME 763 and 779 springs factory roof rail extensions , flat rack with 500ff's,hella 500's, .. new heads and head gasket . power steering pump , water pump . 265/75R16 guard dogs