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Engine Compression

COMPRESSION SPECIFICATIONS

Application Specification
Compression Ratio
Amigo, Rodeo & Passport
2.2L 9.6:1
3.2L 9.1:1
Hombre
2.2L 8.9:1
4.3L 9.2:1
Trooper & SLX 9.1:1
Compression Pressure (Minimum)
Amigo, Rodeo, Passport, Trooper & SLX
2.2L (1)
3.2L & 3.5L 145 psi (10.2 kg/cm2 )
Hombre 1100 psi (7.0 kg/cm2 )
(1) Maximum pressure difference between any 2 cylinders is 14.5 psi (1.02 kg/cm2 ).