chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Compression Check|Specifications|Page 3085 > < Spark Plug|Specifications|Page 3081
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Compression Check: Specifications

Compression Check

Record the compression readings from all of the cylinders.
The lowest reading should not be less than 70 percent of the highest reading.
No cylinder reading should be less than 965 kPa (140 psi).

Compression Check|Specifications|Page 3085 > < Spark Plug|Specifications|Page 3081