Sumitomo Electric delivers cutting-edge cylinder heads engineered for peak automotive performance. Our flagship series—[Series A, Series B]—combines precision machining, thermal efficiency, and lightweight durability for gasoline/diesel engines. Ideal for passenger cars, commercial vehicles, and high-performance motorsports. Backed by Sumitomo’s 100+ years of innovation, our cylinder heads meet stringent OEM standards, reducing emissions while boosting power output. Upgrade with globally trusted engineering.
