Part 12: 13 B Rotary Engine Rebuild My 76 Mazda RX 5 Cosmo Restoration

Just as I promised last episode, it is finally time to build the engine Part 12 of my RX5 Cosmo restoration covers the entire process of building the 6 port 13B Mazda rotary engine. While this engine is a hybrid of GSLSE RX7 and Cosmo parts, the process is the same for any rotary from a 12A to a 13B NA, 13B Turbo, 13BREW or any other variant of the 13B. This video shows the whole process of the engine build, starting from measuring the rotors and covering everything else including clearancing the side