MSF Racing Components make some really nice high quality hubs for early Mazda's.http://msfracingcomponents.com.au/mazda ... omponents/
Steel Front Hubs 5 on 114.3 R100 RX2-3-4
Strong steel alternative to the std cast iron hub.
Fitted with 12 x 1.5 studs, uses standard Mazda bearings, seal and grease cap.
Ideal for your DIY slip on disc upgrade.
Fits 1200/1300 Coupe/4 door Capella, 808/929 rwd.
You can also buy a complete brake conversion kit with the hubs that will then take a std Series 4/5 or S6 disc.
RX3/4-808/929 Brake Upgrade
Our kit includes Steel Front Hubs, caliper brackets and mounting harware to fit the popular RX7 Series 4/5 276 mm or Series 6 294 diameter disc and caliper set.