Headstock Bearings and Seals: Yamaha XJ750 XJ 750 (1982-1984) Honda SCV100 If you have a weak

If you have a weak spark on your Yamaha FJ1200 then the coils could be the culprit and it's a good idea to get some new coils on the bike

This set of AN400 Burgman head stock bearings are taper roller style and have been manufactured to replace the original set of AN 400 steering bearings for the years shown above

To upgrade OEM: 30500-KA4-003

If you're having spark issues (weak or no spark) with your Yamaha YZF R6 then the ignition coil / coils could be the culprit and it may be worthwhile changing your ignition coils for brand new high quality replacements

Honda ATC 185 (1979-1982)

Headstock Bearings and Seals: Yamaha XJ750 XJ 750 (1982-1984) Honda SCV100 If you have a weakBrand new set of headstock steering bearings and seals to fit: Yamaha XJ 750 (1982 1984). This set of head stock bearings are taper roller style and have been manufactured to replace the original set of steering bearings on a Yamaha XJ750 for the years and models shown above. Top sized: 25mm x 48mm x 15mm. Bottom sized: 30mm x 48mm x 15mm. All sizes set out ID x OD x Thickness. The seals are not included in the measurements. If you require different