Exhaust valve kit VW Audi 2.7T Nissan 9L L4 Diesel 1999-1999 From

9L L4 Diesel 1999-1999 From 8/99

4L L6 Diesel 1990-1994 Volvo 944 II 2

for 52mm gauges - horizontal

D-AL-08 ALFA ROMEO 156 6CYL 97-07

Exhaust valve kit VW Audi 2.7T Nissan 9L L4 Diesel 1999-1999 FromThe 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