ZIRCONIUM NITRIDE (ZRN) ENGINE VALVES:

The unique Zirconium Nitride (ZRN) surface treatment done over PVD process offered by SINUS Ltd presents a yet to be seen valve external design along with improved properties and upgraded qualities of our already impressive standard grade valve.

Main features:
 Extremely high corrosion resistance at very high temperatures.
 Extremely high wear resistance.
 Significantly longer valve life.
 Luxurious external appearance featuring shiny light golden color.

Valve basic definitions upgrades available according to SINUS Ltd performance series structure:

Valve Material upgrade:
Nimonic N-80A | Inconel 751-X

Valve structure and definitions reshape upgrade:
Jet Flow Cut | Spiral Polish | Stelite on seat