Racing Ignition Coil: Yamaha YZ490 YZ 490 (1983-1988) - 55mm Yamaha YH50 These taper roller bearings have

These taper roller bearings have been designed to fit a Suzuki GSR 400 for the year 2006 which used the original head stock bearing 09267-30010

Some YZ models have 80mm mounting points so check before purchase

Both sized ID28 x OD52 x WTH16

Yamaha YZ 490 (1981-1988)

Racing Ignition Coil: Yamaha YZ490 YZ 490 (1983-1988) - 55mm Yamaha YH50 These taper roller bearings haveBrand New racing ignition coil to fit: Yamaha YZ 490 (1983 1988). This high performance racing coil has been manufactured to upgrade the original coil 43G 82310 40 on a YZ490 for the years shown above K to U models. If you're having spark issues with your YZ490 then you should definitely consider upgrading your coil to a performance coil. We also sell the standard coil if you're just looking for a like for like replacement of the original coil. 55