11805 Orion Lane
Neosho, Missouri 64850
(417) 451.9661
Welcome to the official web page for The Rotary Doctor! We specialize in engine rebuilds, maintenance, diagnostics, parts and service for the Mazda RX-7 and RX-8. If you need a clutch replacement, brake work, an engine, or an A/C recharge, WE CAN DO IT! With more than 80 RX-7 parts cars in stock, there is a good chance that if you need a part, we may have it! The Rotary Doctor is a family-owned and family-operated business. We started rebuilding rotary engines in 1971! 
Your satisfaction is our NUMBER ONE goal.