ROTARY ENGINE RX7 THINGS TO KNOW BEFORE YOU BUY

Early 12A engines also attribute a thermal reactor, just like the 0866 10A, and some use an exhaust port insert to scale back exhaust sound. A lean-burn off version was released in 1979 (in Japan) and 1980 (in America) which substituted a more-typical catalytic converter for this "afterburner". A serious modification in the 12A architecture was the