The ultimate performance guide to the rotary engines built by Mazda from 1978 to the present. Includes: Engine history and identification â? Rotary engine fundamentals â? Component selection and modifications â? Housings and porting â? Rotors, seals, and internals â? Intake and fuel systems â? Exhaust Systems â? Engine management and ignition â? Oil and lubrication systems â? Forced induction â? Nitrous, water and alcohol injection