Featuring the EMPI premium extractor made from 1-3/8 inches 16 gauge steel. Mandrell bent for smooth flow and good looks. Extra thick flanges are surface ground to ensure flat sealing surface and finish ground on I.D's Collector is centered and the small 3 bolt flange is at the 1:00 position. Comes with high quality gaskets, stainless bolts, and copper nuts to resist corrosion. Fits 1300 to 1600cc engines Engine: Type 1 1300-1600cc Up Size: 1-3/8 inches Coating: None; Raw Steel.