Engine Compression
WARNING: This page is about a different car, the 1990 Saab 9000 and 1990 Saab 900. However, it is still accessible from the selected car via links, so may be relevant.
Check engine compression with engine at normal operating temperature at specified cranking speed, with all spark plugs removed, (on dual plugs, remove exhaust side only) and throttle wide open.
COMPRESSION SPECIFICATIONS (1)
| Application | Specification | |||
|---|---|---|---|---|
| Compression Ratio | ||||
| 900 & 900S | 10.1:1 | |||
| 900 Turbo | 9.0:1 | |||
| 9000S | 10.1:1 | |||
| 9000 Turbo | 9.0:1 | |||
|
||||