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3 1977-1989
BES) 2671 250 (184) 2000 - 2005 AUDI A4 B5 Avant (8D5) (1994-2002) RS4 quattro (ASJ
Honda Airwave I4 1
Volkswagen Golf Sportsvan CHZK 1
Exhaust valve NISSAN SR20 DE/DET 2.0L DOHC /SX/NX SENTRA/G20 91-98 Tesla 3 1977-1989The 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
