Patent ID: 9714574
Date: 2017-07-25
CPC Classifications: F01C,F02B,Y02T,Y10T

Claim:
1. A rotary internal combustion engine comprising: a power module; a housing configured to retain the power module, the housing including an intake and an exhaust; and a first sleeve including a sleeve intake, a sleeve exhaust, and an injector port, wherein the first sleeve is removably coupleable within the housing to form a substantially leak-free intake flow path between the housing intake and the sleeve intake, and a substantially leak-free exhaust flow path between the housing exhaust and the sleeve exhaust; wherein the first sleeve is configured to be interchangeable with a second sleeve having at least one of a sleeve intake, a sleeve exhaust, and an injector port different than the corresponding sleeve intake, sleeve exhaust, and injector port of the first sleeve, wherein the second sleeve is configured to modify at least one of a torque output of the engine, a power output of the engine, and a fuel timing of the engine, compared to the first sleeve.