Yes, I've done it. If your fitting an R500 system its fine, so I would think the R300 system will be Ok also. I fitted a main loom as I found it easier than modifying the Sigma loom.
The Mazda box is fitted with a new front casing and a separate bellhousing. New chassis have a slightly different tunnel and a removable gearbox mounting plate that can be configured for Ford or Mazda gearbox.
Use the Wurth ones, specifically for brake fluid.
http://www.amazon.co.uk/Wurth-Pump-Dispenser-Brake-Cleaner/dp/B009H13UYQ
Edited by - mic on 27 Mar 2014 20:55:04