Originally Posted by darth asiandoood
91 civic EX SEDAN

...it will be a 15/16 MC that will bolt up to the non abs booster.
That's what I used.
Originally Posted by 93civicsedan
I have a 15/16" master cylinder from an integra RS. you will need an integra non-abs booster and it will bolt right in to your car. pm me if you are interested.
That works too
Originally Posted by wilsel
Same here, haven't driven a swapped one without the MC upgraded. But people that have driven their cars both ways usually say it make a big difference with the larger MC.
I've driven it a few ways, I'll just go on and say that driving without upgrading the MC felt really silly, because the pedal needs to be depressed alot more than you should have to.