Engine Compression
Check compression with engine warm, all spark plugs removed and throttle wide open.
CAUTION:
On models with electronic ignition, connect coil high tension wire to ground before cranking engine.
COMPRESSION SPECIFICATIONS
| Compression Ratio | |||
| Vanagon | 7.3:1 | ||
| All Others | 8.2:1 | ||
| Compression Pressure | |||
| Vanagon | |||
| Standard | 85-135 psi (6.0-9.5 kg/cm2 ) | ||
| Minimum | 71 psi (5.0 kg/cm2 ) | ||
| All Others | |||
| Standard | 131-174 psi (9.0-12.0 kg/cm2 ) | ||
| Minimum | 102 psi (7.0 kg/cm2 ) | ||
| Maximum Variation | 44 psi (3.0 kg/cm2 ) | ||