Porsche 911RS Duck Tail SMC-000-889 113.837.681.E 5:1 Compression (Nikasil)

5:1 Compression (Nikasil)

Porsche Diameter is 11

928 (1978-1986)

912 (1969)

- particularly suited for modern engines with and without turbocharger

Porsche 911RS Duck Tail SMC-000-889 113.837.681.E 5:1 Compression (Nikasil)Porsche Best quality fiberglass duck tail you can find for 1973 911RS and 1974 911 Carrera models. Authentic liner and great fit! Please note, many fiberglass products require professional installation. Some modifications may be required. If you need assistance with local installation or are looking for fiberglass parts not currently listed, please give us a call. Many fiberglass components are special order and may not be eligible for return. Please