Sold Out Nut for Cylinder Head $ 11.90 SKU: 09159-08074 M8 chrome dome nut for use on cylinder heads. Notify Me Back to: Top End & Crankshaft ×Close Suzuki Manufacturers of automobiles, motorcycles and marine equipment. http://www.globalsuzuki.com/ Description M8 chrome dome nut for use on cylinder heads. Commonly used on RGV250 1992 models onwards and all Aprilia RS250 models.