Exhaust valve NISSAN 350Z/Titan 5.6L V8/ARMADA VK56DE/VQ35 6cyl 24v/VK 56 V8 32v Hummer 5 ALL ALL SKYACTIV GJ5FP

5 ALL ALL  SKYACTIV  GJ5FP Chassis  Stock Plug/Heat Range: M12 Long Reach HEX14:7 From 11/2012 Production Date 2013 - 2016 MAZDA CX-5 L4 2 ALL ALL  SKYACTIV  KEEFW

8L H4 Fuel Injection - All Models 1990 1994 Subaru Loyale 1

4 V8 2007-2010

With heavier engines

Exhaust valve NISSAN 350Z/Titan 5.6L V8/ARMADA VK56DE/VQ35 6cyl 24v/VK 56 V8 32v Hummer 5 ALL ALL SKYACTIV GJ5FPThe production of our race valves begins with a one piece forging where the valve head is forged in a slow two step process to maintain a good material flow. Then it is machined on the CNC in several stages to ensure the precision of the final dimensions. Then, we perform another thermal treatment for relaxation, followed by nitride curing (or coating process depending on the application). Finally, we perform one more grinding followed by a patented