Valve adjustment nut Titanium

Replaces plug and play the original steel nuts
Thread M5x0.5, Material Titanium 6Al-4V, ASTM B348
The weight of one Titanium part is less than half of the same made of steel with a mechanical resistance similar.
To reduce the weight of the parts moving with the valves go up the maximum engine rpm and prevent any valves crash. (with these nuts over 300 rpm)