Operation CHARM
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Oldsmobile Truck
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1991
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Silhouette V6-191 3.1L
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Repair and Diagnosis
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Specifications
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Mechanical Specifications
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Engine
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Cylinder Head Assembly
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Valve Spring
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Spring Dimensions
Spring Dimensions
Free Length
1.91 Inch (in)
Out Of Square Limit
0.062 Inch (in)
Installed Height
1.575 Inch (in)