Grand Cherokee 2WD L6-4.0L VIN S (1997)
Compression Check: Specifications
NOTE: This six-cylinder engine is an In-line, lightweight, overhead valve engine.
Engine Type ............................................................................................................................................................................................... In-line 6 Cylinder
Compression Ratio ......................................................................................................................................................................................................... 8.7:1
Pressure Range ..................................................................................................................................................................... 827 - 1,034 kPa (120 - 150 psi)
Max. Variation Between Cylinders ............................................................................................................................................................... 206 kPa(30 psi)
