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Home >> Mercury >> 1997 >> Cougar/XR7 V6-3.8L VIN 4 >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Cylinder Head Assembly >> Valve Seat >> Specifications

Valve Seat: Specifications

NOTE: Specifications are for intake and exhaust unless noted.

Angle 44.47°
Contact Width 1.5-2.0 mm (0.06-0.08 inch)
Narrowing Angle
Top 30°
Runout, Maximum 0.076 mm (0.003 inch)
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