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Home >> Jeep >> 2023 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (5.7L - Engine (Service Information) (1 Of 3)) >> Technical Specifications >> Engine Specifications >> Piston Rings

Piston Rings

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PISTON RINGS

DESCRIPTION SPECIFICATION
  Metric Standard
Ring Gap  
Top Compression Ring 0.40 - 0.55 mm 0.015 - 0.021 in.
Second Compression Ring 0.24 - 0.51 mm 0.009 - 0.020 in.
Oil Control Rails 0.15 - 0.66 mm 0.0059 - 0.0259 in.
Side Clearance  
Top Compression Ring 0.04 - 0.09 mm 0.001 - 0.0035 in.
Second Compression Ring 0.04 -.08 mm 0.001 - 0.0031 in.
Oil Control Rails 0.06 - 0.21 mm 0.002 - 0.008 in.
Ring Width  
Top Compression Ring 1.17 - 1.19 mm 0.0460 - 0.0468 in.
Second Compression Ring 1.17 - 1.19 mm 0.0460 - 0.0468 in.
Oil Control Rails 0.387 - 0.430 mm 0.015 - 0.017 in.