TrailBlazer 4WD L6-4.2L VIN S (2002)
Valve Spring: Specifications
Valve Spring Valve Springs Load (Closed)
47.5-52.5 lb @ 1.701 inch
Valve Springs Load (Open)
130-142 lb @ 1.260 inch
Chevrolet Workshop Service and Repair Manuals
Valve Spring|Specifications|Page 3000 >
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