Headstock Bearings: Yamaha YDS-6 (1969-1970) Honda CM400 Honda CB 750 K (1979-1981)

Honda CB 750 K (1979-1981)

Yamaha YZ 125 (1998-2002)

If you're having spark issues with your VF1100 SC12 then it's a no brainer to get some new coils of the bike

Yamaha BW 80 (1985-1990)

If you're having spark issues (weak or no spark) with your Triumph Speed Triple 1050 then the ignition coil / coils could be the culprit and it may be worthwhile changing your ignition coils for brand new high quality replacements

Headstock Bearings: Yamaha YDS-6 (1969-1970) Honda CM400 Honda CB 750 K (1979-1981)Brand new set of headstock steering bearings to fit: Yamaha YDS 6 250cc (1969 1970). 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 YDS 6 for the years and models shown above. Top sized: 25mm x 48mm x 12mm. Bottom sized: 30mm x 48mm x 12mm. All sizes set out ID x OD x Thickness. If you require different sizes please click here to see our full list of sizes.