Engine Compression
Test compression with engine at normal operating temperature, spark plugs removed, throttle valve wide open and engine at cranking speed (300 RPM).
COMPRESSION SPECIFICATIONS
| Application | Specification |
|---|---|
| Compression Ratio | 8.4:1 |
| Compression Pressure | 171 psi (12 kg/cm2 ) |
| Minimum Compression Pressure | 120 psi (8.4 kg/cm2 ) |
| Maximum Variation Between Cylinders | 9 psi (0.6 kg/cm2 ) |