saturn Workshop Repair Guides

Saturn Workshop Service and Repair Manuals

Valve, Intake/Exhaust|Specifications|Page 2351 > < Valve Spring|Specifications|Page 2347
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Valve: Specifications

DIMENSIONS 

Face Angle (Intake and Exhaust) 

Standard ......................................................................................................................................................................................................  45.0-45.5°
Service Limit ...............................................................................................................................................................................................  45.5-45.5°

Valve Tip Protrusion 

Standard (New) ................................................................................................................................................  40.95-41.55 mm (1.612-1.636 inches)
Service Limit (Maximum) ....................................................................................................................................................  41.60 mm (1.638 inches)

Outer Diameter 

Intake Stem

Standard (New) ......................................................................................................................................  6.949-6.962 mm (0.2736-0.2741 inches)
Service Limit (Minimum) ...............................................................................................................................................  6.935 mm (0.273 inches)

Exhaust Stem

Standard (New) ......................................................................................................................................  6.931-6.950 mm (0.2736-0.2740 inches)
Service Limit (Minimum) ...............................................................................................................................................  6.915 mm (0.272 inches)

Total Length 

Intake

Standard (New) ..................................................................................................................................  100.72-101.18 mm (3.9654-3.9835 inches)
Service Limit (Maximum) ..........................................................................................................................  100.64-101.26 mm (5.45-5.48 inches)

Exhaust

Standard (New) ..................................................................................................................................  100.02-101.48 mm (3.9378-3.9559 inches)
Service Limit (Maximum) ............................................................................................................................  99.94-100.56 mm (5.45-5.48 inches)

Head Diameter 

Intake

Standard (New) ......................................................................................................................................  32.16-32.46 mm (1.2661-1.2780 inches)

Exhaust

Standard (New) ......................................................................................................................................  27.30-27.60 mm (1.0748-1.0866 inches)

Margin Width 

Intake

Service Limit (Minimum) .................................................................................................................................................  0.75 mm (0.035 inches)

Exhaust

Service Limit (Minimum) .................................................................................................................................................  0.75 mm (0.039 inches)

Valve, Intake/Exhaust|Specifications|Page 2351 > < Valve Spring|Specifications|Page 2347