geo Workshop Repair Guides

Geo Workshop Service and Repair Manuals

Valve Clearance|Specifications|Page 1862 > < Compression Check|Specifications
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Valve Clearance: Specifications

Engine Liter/CID ..................................................................................................................................................................................................  1.6L/4-97

All specifications given in inches.

Stem Diameter Std.

Intake .........................................................................................................................................................................................................  0.2742-0.2748
Exhaust ......................................................................................................................................................................................................  0.2737-0.2742

Guide Protrusion ...........................................................................................................................................................................................................  0.55
Maximum Tip Refinish .................................................................................................................................................................................................  [03]
Face Angle
 .................................................................................................................................................................................................................  45 deg.
Margin [01]

Intake .......................................................................................................................................................................................................................  0.039
Exhaust .....................................................................................................................................................................................................................  0.039

Valve Lash ......................................................................................................................................................................................................................  [09]

[01] Minimum.
[03] Grind only enough to provide true surface. After grinding valve stems, ensure sufficient clearance remains between rocker arm & valve spring cap

or rotator.

[09] With engine at normal operating temperature: intake, 0.0090-0.0110 inch; exhaust, 0.0102-0.0114 inch.

Valve Clearance|Specifications|Page 1862 > < Compression Check|Specifications