gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Valve Spring|Specifications|Page 2876 > < Valve Seat|Specifications|Page 2872
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Valve Spring: Specifications

Valve Spring:
Free Length ............................................................................................................................................................................................  51.3 mm (2.02 inch)
Pressure Closed ........................................................................................................................................  338-374 Nm at 32.3 mm (76-84 lbs. at 1.70 inch)
Pressure Open ......................................................................................................................................  832-903 Nm at 32.3 mm (187-203 lbs. at 1.27 inch)
Installed Height Intake ......................................................................................................................................................  42.92-43.43 mm (1.67-1.70 inch)
Installed Height Exhaust ...................................................................................................................................................  42.92-43.43 mm (1.67-1.70 inch)

Valve Spring|Specifications|Page 2876 > < Valve Seat|Specifications|Page 2872