Cylinder Head (3YL) $ 120.00 SKU: 3YL-11111-00UB TZ250 3YL cylinder head. Back to: Engine Parts (Top End) ×Close Yamaha Yamaha is a leader in businesses ranging from musical instruments and audio & video products to information technology products, new media services, home furnishings, auto components, specialty metals, music education and resort facilities. http://www.global.yamaha.com/ Description This is a 1991 cylinder head. Yamaha part number: 3YL-11111-00 Very good condition.