Triumph / BSA Singles Bronze Valve Guides (1) - B25 / TR25W / B44 - Choose Size Size - Outer Diameter:+.002" (.503") Primary chains are triplex (3-row)

Primary chains are triplex (3-row)

Its all built in this compact box saving you time and space

All tubes we stock are new and "fresh" which means you get a quality tubes that will last longer then the thread your tires

and others up to 1972

Chrome is absolutely stunning with a mirror finish

Triumph / BSA Singles Bronze Valve Guides (1) - B25 / TR25W / B44 - Choose Size Size - Outer Diameter:+.002" (.503") Primary chains are triplex (3-row)Rebuild your top end job the proper way using our high quality USA made valve guides. Our valve guides are made right here in the USA using the highest quality material. Machined from solid bronze to replace Triumph and BSA part number 71 1627, E11627, 40 0931, 70 8225 and E8226 Guides will work on both intake and exhaust. Fits various Triumph and BSA singles (B25, C25, TR25W, B44, etc). Check your parts book to ensure the best fitment. Guides are