Engine Compression
Check compression with engine warm, all spark plugs removed and throttle wide open. Crank engine at least 6 strokes per cylinder.
NOTE:
Connect coil high tension wire to ground before cranking engine for compression test.
COMPRESSION SPECIFICATIONS
| Application | Specification | |
|---|---|---|
| Compression Ratio | 10.4:1 Compression Pressure | |
| Compression Pressure | ||
| Normal (New Engine) | 152-196 psi (10.7-13.7 kg/cm2 ) | |
| Minimum | 109 psi (7.7 kg/cm2 ) | |
| Maximum Variation Between Cylinders | 44 psi (3 kg/cm2 ) | |