Originally Posted by r53s65e90
This is a bad idea. The pistons are way too big. It would require a lot of customization. A different 4 piston caliper, yes. The one you have probably not worth the trouble. You would need some combination of the following: huge pistons up front, different master cylinder, different pad compounds back and front.
Since they mfg the caliper themselves, they can use the same physical caliper but mfg it with different piston sizes.