Take a look at @Schurkey's comments here about which vehicles / RPOs have the "low drag" or what I've erroneously called "quick take-up" calipers...
https://www.gmt400.com/threads/need-help-with-brakes-plz.56196/post-1212113
and his comments here about the NBS MC...
https://www.gmt400.com/threads/brake-drums-10-inch.56493/post-1216138
(see where he says "The so-called 'NBS' master cylinder is NOT compatible with the low-drag calipers)
I believe the NBS, when used with appropriate other brake hardware, can work very well. Perhaps the quick take-up / low-drag equipment can be made to work well, but I could never achieve it.
https://www.gmt400.com/threads/need-help-with-brakes-plz.56196/post-1212113
and his comments here about the NBS MC...
https://www.gmt400.com/threads/brake-drums-10-inch.56493/post-1216138
(see where he says "The so-called 'NBS' master cylinder is NOT compatible with the low-drag calipers)
I believe the NBS, when used with appropriate other brake hardware, can work very well. Perhaps the quick take-up / low-drag equipment can be made to work well, but I could never achieve it.
Last edited: