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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 >> Valve Spring

Valve Spring

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VALVE SPRING

DESCRIPTION SPECIFICATION
  Metric Standard
Spring Force (valve closed) 520.0 N +/- 26.0 N @ 50.5 mm 116.9 lbs +/- 5.85 lbs. @ 1.988 in.
Spring Force (valve open) 1475.0 N +/- 66.0 N @ 37.25 mm. 331.6 lbs. +/- 15 lbs. @ 1.467 in.
Free Length (approx). 60.2 mm 2.37 in.
Number of Coils 8.35
Wire Diameter 5.65 X 4.51 mm 0.222 - 0.178 in.
Installed Height (spring seat to bottom of retainer) 50.0 mm 1.97 in.