Inner gusset on gearbox spider for Porsche 911 type F and G (1972-1986)

Inner gaiter on gearbox spider for Porsche 911 type F and G from 1972 to 1986:

- Porsche 911 type F only with 925 gearbox (Sportomatic 4-speed) :

- 911 2.4 T / E / S from 1972 to 1973

- 911 2.7 Carrera RS from 1973

- Porsche 911 type G :

- 911 2.7 from 1974 to 1977

- 911 S 2.7 from 1974 to 1977

- 911 Carrera 2.7 from 1974 to 1976

- 911 Carrera 3.0 from 1976 to 1977

- 911 SC 3.0 from 1978 to 1983

- 911 Carrera 3.2 from 1984 to 1986

- 911 Turbo 3.0 from 1975 to 1977

- 911 Turbo 3.3 from 1978 to 1986