German Timing Chain Guide Rail Bolt for Porsche 911/930 (1965–1992)

This German timing chain guide rail bolt is a direct-fit replacement for Porsche 911/930 (1965–1992) applications listed in the fitment table below. It supports timing-system service where chain control and valve timing depend on stable hardware.

This is a practical replacement when the original part is worn, missing, or no longer doing its job.

Technical Details

• Manufacturer part number: 90110522603
• Type: Guide Rail Bolt
• Application range: Porsche 911/930 (1965–1992)

Fitment & Compatibility

Use the fitment table below to confirm year, model, submodel, and application notes before ordering.

If you are unsure about fitment, send us your VIN and we will help verify the correct application. PMB Performance has been working with Porsche parts and fitment details for over 20 years.

Year	Make	Model	Submodel	Notes
1965	Porsche	911
1966	Porsche	911
1967	Porsche	911
1968	Porsche	911
1969	Porsche	911
1970	Porsche	911
1971	Porsche	911
1972	Porsche	911
1973	Porsche	911
1974	Porsche	911
1975	Porsche	911
1976	Porsche	911
1977	Porsche	911
1978	Porsche	911
1979	Porsche	911
1980	Porsche	911
1981	Porsche	911
1982	Porsche	911
1983	Porsche	911
1984	Porsche	911
1985	Porsche	911
1986	Porsche	911
1987	Porsche	911
1988	Porsche	911
1989	Porsche	911	Carrera
1989	Porsche	911	Speedster
1991	Porsche	911	Turbo
1992	Porsche	911	Turbo
1989	Porsche	911	Turbo Carrera
1978	Porsche	930
1979	Porsche	930