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  1. #1
    LS Swapper Josh's Avatar
    Join Date:  Mar 2013

    Location:  Illinois

    Posts:    2,440

    My VIN:    11408

    Club(s):   (DMWC) (TXDMC) (DCUK) (DOI)

    Vented Front Brakes - Miata

    After my engine swap, I always found the brakes to be a little lacking. I began researching brake upgrades and found the DMCEU vented rotors which many of us know about and they are a decent setup. However, I do not like the idea of only being able to source your rotors from one place, and they are a bit pricey.

    Some other downfalls (I feel) of the stock setup are:
    -The hub and bearing needs to be removed to change the rotor
    -The rotor is only held in by 4 small bolts
    -The calipers are very old and hard to source (damaged my rear caliper last year and had a very hard time finding another)
    -Small and limited brake pad options

    So I did some research and found several candidates of cars to donate parts. I wanted a car with a similar setup (no fwd) with cheap and common parts. I ended up settling on the Mazda Miata.
    I had a Miata front subframe in my shed from another project, so that influenced my choice as well, lol.
    I ended up utilizing the rotors, calipers, and hubs.

    Some benefits of the Miata setup:
    -Vented rotors!
    -Inexpensive parts (Calipers, rotors, and hubs almost cost the same as a set of just delorean rotors)
    -Easy to source parts
    -Larger pads with MANY options
    -Floating Calipers
    -Conventional Rotor Mounting
    -Many options of upsized rotors and calipers if you move to a larger wheel.

    These parts did not just bolt on. I tried to do as little modifications as possible, but it was a little involved. I designed and had a new caliper bracket laser cut which simply bolts in place of the stock caliper bracket. The Miata hub bearing is a smaller inner diameter and a little longer than the stock delorean bearing. To make this work I had the spindle diameter machined down, and the hub spacer shortened. Once these three things were done, the parts simply bolted up.

    I hope you guys find this interesting/useful.
    I still need to plumb in the brakes (parts on order) and fit the dust caps so I can retain my speedometer.





    Last edited by Josh; 03-08-2017 at 01:54 AM.

    Supercharged 5.3L LS4 + Porsche 6spd
    [email protected]
    lsdelorean.com
    I am not affiliated with Delorean Midwest in anyway.

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