Compression Pressure
Check compression with engine warm, all spark plugs removed, and throttle wide open. Maximum variation permitted between cylinders is 42 psi (3.0 kg/cm2 ).
CAUTION:
On models with electronic ignition, connect coil high tension wire to ground before cranking engine.
| Application | Standard Pressure psi (kg/cm2 ) | Minimum Pressure psi (kg/cm2 ) |
|---|---|---|
| Vanagon | 85-135 (6.0-9.5) | 71 (5.0) |
| All Others | 142-184 (10.0-13.0) | 107 (7.5) |