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Jeep Truck
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2009
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Liberty 4WD V6-3.7L
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Repair and Diagnosis
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Specifications
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Pressure, Vacuum and Temperature Specifications
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Compression Check
Compression Check
Compression
Compression Ratio
9.6 : 1
Compression Pressure
1172 - 1551 kPa (170 - 225 psi)
Compression should not be less than 689 kPa (100 psi) and not vary more than 25 percent from cylinder to cylinder.