The Porsche 911 Type 930 (1975–1989) is an air-cooled 911 generation, including the original 911 Turbo. The 1987 Porsche 911 (Type 930) factory service manual documents the specific air-cooled flat-six engine for this model year.
Air-Cooled Flat-Six Engine Service
The 930's air-cooled flat-six requires the correct oil specification and valve clearance service documented in the factory manual — critical maintenance items given the engine's age and air-cooled design, including the 911 Turbo's specific turbocharger service requirements.
What This 911 (Type 930) Manual Covers
- Air-cooled flat-six — oil specification, valve clearance service
- Turbocharger service (911 Turbo)
- Manual transmission fluid specification and service procedure
- Complete electrical diagrams for all trim levels