BSA A50 / A65 Inlet / Exhaust Valve Guides (1) - 1962-72 - Choose Guide Size Year - Size - Outer Diameter:1962-70 (Inlet / Exhaust - STD = .501") * Top Quality Triumph 500

* Top Quality Triumph 500 & 650 Unit Twins Gas Tank Knee Pad Rubber Set

Use drop down menu to select which trim finish you desire

-5 1/4" Center

Over time they become stressed and fatigued

and all the assorted gaskets that are used throughout the engine

BSA A50 / A65 Inlet / Exhaust Valve Guides (1) - 1962-72 - Choose Guide Size Year - Size - Outer Diameter:1962-70 (Inlet / Exhaust - STD = .501") * Top Quality Triumph 500Rebuild your BSA A50 A65 top end the proper way using our high quality USA made bronze valve guides. Our valve guides are made right here in the USA using the highest quality materials available. Each guide is machined from solid bronze making them far more precise that any original or "NOS" valve guide on the market. Guides will replace original cast iron guides with no problems BSA original part number is 68 0809, 68 0167, E12300 & 71 2300. Guides