This is a common hose to degrade on LB7 trucks. Its always best practice to replace fuel related hoses during any form of system service or disassembly.
4PCs 6/8/10AN 90 Degree SWIVEL FUEL OIL HOSE END FITTINGS for Fuel Oil Line End
30" Braided Line Gauge Line Kit Str. x 90 Degree Oil Fuel Pressure 1/8" NPT 4AN
24" Braided Line Gauge Line Kit STR. x 90 degree Oil Fuel Pressure 1/8" NPT 3 AN
30" Braided Line Gauge Line Kit Str. x 90 degree Oil Fuel Pressure 1/8" NPT 3 AN
18" Braided Line Gauge Line Kit Str. x 90 degree Oil Fuel Pressure 1/8" NPT 4AN
40" Braided Line Gauge Line Kit STR. x 90 degree Oil Fuel Pressure 1/8" NPT 3 AN
