Part No. 202-6007 ARP started applying technology to race fastener...
T304 stainless steel TIG welded Improved throttle response and gas flow Direct bolt-on Much lighter than OEM item Gaskets included Fits Nissan 180SX, PS13 Silvia, 200SX S13, 200SX S14 & S14a, S15 Silvia with SR20DET
T304 stainless steel 60-90mm bore 120mm Diameter 250mm long E3 (E-103R) Number Will fit Diesel and Gasoline Engines TIG welded Improved throttle response and gas flow Up to 400hp Can be slightly different then in Pictures