Headstock Bearings: Yamaha YZ80 YZ 80 (1977-1983) - Cup and Cone Style Yamaha MT-09 By upgrading your coil you'll

By upgrading your coil you'll also get a better spark on original coils that don't have spark issues

Yamaha YZF R1 (1998-2001)

BMW K 100 RS (16 Valve) (1989-1992)

This set of taper roller bearings have been designed to replace the original set of steering stem bearings on a BMW R 60/5 for the years 1969

so if you're having spark issues with your CY50 then you've come to the right place

Headstock Bearings: Yamaha YZ80 YZ 80 (1977-1983) - Cup and Cone Style Yamaha MT-09 By upgrading your coil you'llBrand new headstock steering bearing set to fit: Yamaha YZ 80 (1977 1983). This set of steering stem bearings are cup and cone style bearings. They have been manufactured to replace the original set of head stock bearings on a Yamaha YZ80 for the years and models shown above. Both top and bottom headstock bearings are included. FREE UK DELIVERY! Worldwide delivery available.