Ventil, Auslassventil 1,88in. Aus Rostfreiem Stahl , poliert Application: Mopar Big Block Type: Exhaust Head Diameter: 1.880in. Groove Type: 1 Groove Stem Diameter: .3715in. Install Height: Stock Over all Lenght: 4.913in. Tip Lenght: .295 Portflow Series/ Quicksilver Series: Ideal for both competition and street appilications, they are similar in material and design to SI's competition valves, but manufactured in large production runs for all of the most popular applications. Because of the fully automated (robotic) production, SEV-series valves are priced lower than racing models, yet feature the same premium quality stainless steel forgings, chrome stems stellite tips and swirl-polishing. Color the SEV Portflow valves in.economicalin.. If you do not see a valve you need in the Competition or Silver line Series, use the Portflow, as they are suitable for these applications.