500cc SOHC 3/8" Stem Exhaust Valves (Sized - 4.650" Length, 1.735\750" Head)


500cc SOHC 3/8" Stem Exhaust Valves (Sized - 4.650" Length, 1.735\750" Head)

Product no.: 0037c A11/143C
£46.00
Recommended Retail Price, plus delivery


- Highest quality exhaust valves manufactured by G & S Valves. - Following Head Sizes available (check your original) : 1.735" or 1.750" (please state which head size when ordering). - standard Model 30\40 stem diameter : 3/8" - Stem length: 4.650", these valves already have the collet groove machined and are ready to fit. Note: Norton cammy valves were made in a variety of lengths over the years, although not the most common, this length - 4.650" was sometimes used, particularly with larger inlet valve heads. If you have an original then measure that. If you are unsure please email me

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