the check valve is a spring and a rubber ball all you have to do is run a drill bit in the end of the hose and you can get all of it out without replacing anything

70 duster full chassis super pro 416 CNC Indybrock heads 727 w/brake

best so far 1.212 60 6.219 in 1/8 at 110.88 9.768 at 137.81 1/4