Just have to experiment to figure out. I suppose one could measure each wheel cylinder volume and then compare to master, plus allow for leakage, wear, etc.

Cylinders can also be sleeved with brass.

Ed

Last edited by EdPruss; 11/13/2018 7:53 PM.

'37 GMC T-18 w/ DD 4-53T, RTO-610, 6231 aux., '95 GMC running gear, full disc brakes, power steering, 22.5 wheels and tires.
'47 GMC 1 ton w/ 302, NP-540, 4wd, full width Blazer front axle.
'54 GMC 630 w/ 503 gasser, 5 speed, ex fire truck, shortened WB 4', install 8' bed.
'55 GMC 370 w/270, 420 4 speed, grain, dump bed truck from ND. Works OK.