Thanks for the reply.
The drum set-up is done and I prefer disks all around. They don't need to work better but they do need to work the same. I do want a balanced system so if changing to disks on the back messes that up, I will stick to drums.
But, from what i have read on this site, If I keep the stock front calipers and master cylinder and go with the Maxima rear disk swap from motorsport Auto, the system should work well. If that is not the case, feel free to educate me.
The techno setup is new so I was concerned that I would need to replace everything as a system which I don't want to do. The following was their response to my emails.
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Would this kit work with the stock front 240z brakes? I'm guessing it is designed to work when both front and rear brakes are upgraded.
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Yes, it will be compatible with the factory front brakes. We build everything to be backwards compatible wherever possible. In the end you'd likely want to upgrade the front brakes, but it doesn't have to be done right away. The rears are really easy to install. Just remove the factory drum brakes, mount the bracket, slip the rotor on and bolt the caliper on. Then run the new E-brake to the calipers. It bolts in just like factory.
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One last question, i would need an adjustable proportioning valve with your brakes on the rear and stock on the front ?
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Nope. All our parts are meant to work with the factory hydraulics. You could add one if you like, but it is not necessary.