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1971-1972 Class A Olds
8 GDi 2018-2020
8 T quattro 1781 190 (140) 2005-09 - 2006-06 AUDI TT Coupe 8N 1
5L L4 DSL - All 2014 - 2017 FORD TRANSIT COURIER 1
Exhaust valve NISSAN SKYLINE RB20 24v DOHC/HYDRAULICLIFTER/Skyline RB20 DET 6Cyl/24v Infiniti 1971-1972 Class A OldsThe 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
