New larger engine valves for 500cc & 350cc £20.00 per set(September 02, 2017)
New stock of larger inlet and exhaust valves for the Classic 350cc & 500cc Iron Bullets, gives superior gas flow and performance.
These are used with the standard springs , caps and colletts.
The valve seats do require recutting to accept the new profile valves.
We can perform the recutting if you send your cylinder heads back to us.
We would advise fitting of new guides, and guide seals