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Home >> Chevrolet >> 1994 >> Lumina V6-204 3.4L DOHC >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Head Assembly >> System Specifications >> Cylinder Head Overall Specifications
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Cylinder Head Overall Specifications

Engine Liter/VIN 3.4L/X

All Measurements Given In Inches Unless Otherwise Specified

Cylinder Head Warpage Limit 1 mm (0.004 in.) max.

Valve Guides
Stem To Guide Clearance
Intake 0.0011-0.0026
Exhaust 0.0018-0.0033

Valve Seats
Seat Angle 46deg.
Seat Width
Intake 0.0492-0.0591
Exhaust 0.0630-0.0748

Runout 0.003

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