I also do mine the same way as truck tinker with one modification. I put the container with the fluid higher than the wheel cylinder so the bubbles float to the top and never get sucked back in at all.
'52 Chevy 5 window, it ran when I parked it
'53 Chevy 5 window, running the streets with me.
'55 Massey-Ferguson, tearing up the dirt
'89 Harley FXSTS, suicide clutch
'92 Harley FLSTC, equal time with the '89
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