Engine Compression
Measure compression pressure with engine at normal operating temperature, spark plugs removed, throttle and choke valves wide open and engine at cranking speed.
COMPRESSION SPECIFICATIONS
| Application | Specification |
|---|---|
| Compression Ratio | 8.3:1 |
| Compression Pressure | 120-140 psi (8.4-9.8 kg/cm2 ) |
| Maximum Pressure Variation | 30 psi (2.1 kg/cm2 ) |