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Valve Spring

WARNING: This page is about a different variant/trim than selected.

Measure free length and outer diameter of each valve spring. Also check for damage or deformation.

Fig 1: Identifying Valve Spring Free Length
Courtesy of NISSAN MOTOR CO., U.S.A.

Inspection standard: Refer to CONTROL VALVE AND PLUG RETURN SPRINGS .
Replace valve springs if deformed or fatigued.