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Home >> Jeep >> 1990 >> Cherokee Laredo, 2D Utility, Automatic >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 4.0L 6-CYL - VIN [L] & 4.2L 6-CYL - VIN [T] >> Engine Specifications >> Piston/Pin/Ring Specifications

Piston/Pin/Ring Specifications

PISTONS, PINS & RINGS SPECIFICATIONS

Application In. (mm)
Piston Clearance .0009-.0017 (.023-.043)
Pins
Diameter .9304-.9309 (23.632-23.645)
Piston Fit .0003-.0005 (.008-.013)
Rings
No. 1
End Gap .010-.020 (.25-.51)
Side Clearance .0010-.0032 (.025-.081)
No. 2
End Gap .010-.020 (.25-.51)
Side Clearance .0017-.0032 (.043-.081)
No. 3 (Oil)
End Gap .010-.025 (.25-.64)
Side Clearance
4.0L .003 (.08)
4.2L .008 (.20)