NOT KNOWN FACTUAL STATEMENTS ABOUT CUSTOM RX7

In 1974, a different system was used to harden the rotor housing. The Sheet-metal Insert Approach (SIP) utilized a sheet of metal much like a traditional piston engine cylinder liner that has a chrome plated surface area.Early 12A engines also element a thermal reactor, much like the 0866 10A, and some use an exhaust port insert to lower exhaust so