pontiac Workshop Repair Guides

Pontiac Workshop Service and Repair Manuals

Valve Specifications|Page 1657 > < Valve Spring|Specifications|Page 1652
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Valve: Specifications
Valve Specifications

Face Angle  ...................................................................................................................................................................................................................  45°
Seat Angle  ...................................................................................................................................................................................................................  46°
Seat Runout  ................................................................................................................................................................................................................  .05°
Seat Width

Intake  ...........................................................................................................................................................................................................  1.25-1.50
Exhaust  ........................................................................................................................................................................................................  1.60-1.90

Stem Clearance  ..................................................................................................................................................................................................  .026-.068

Valve Specifications|Page 1657 > < Valve Spring|Specifications|Page 1652