Compression Check

AllData Editors Note - Ford does not provide a cranking pressure specification, only an acceptable range.

Compression Pressure Limit Chart - 3.4L SHO Engine (1 Of 2):

Compression Pressure Limit Chart - 3.4L SHO Engine (2 Of 2):

The indicated compression pressures are considered within specification if the lowest reading cylinder is within 75 percent of the highest reading.