gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Valve Spring > < Valve Guide|Specifications
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Valve Seat: Specifications

Valve Intake

Seat insert Material ......................................................................................................................................................................................  Sintered Steel
Seat angle degrees .......................................................................................................................................................................  45 degrees from vertical

Valve Exhaust

Seat angle ....................................................................................................................................................................................  45 degrees from vertical
Seat insert material .......................................................................................................................................................................................  Sintered Steel

Valve Spring > < Valve Guide|Specifications