Engine Compression
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 | |||
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