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Home >> Saturn >> 2004 >> Ion Red Line >> Repair and Diagnosis >> External Pages >> Different car >> Section 52 (Engine Mechanical) >> Specifications >> Thread Repair Specifications >> Cylinder Head - Top View
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Cylinder Head - Top View

WARNING: This page is about a different car, the 2005 Saturn Ion 3, 2005 Saturn Ion 2, and 2005 Saturn Ion 1. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Cylinder Head Threads Specifications - Top View
GM1492394Courtesy of GENERAL MOTORS CORP.
Cylinder Head - Top View

Service Call Out Thread Size Insert Drill Counterbore Tool Tap Driver Drill Depth (Maximum) Tap Depth (Maximum)
J 42385-850 MM (IN) MM (IN)
1 M6 x 1 205 852 N/A 203 204 24 0.945 20 0.787
2 M6 x 1 205 201 202 203 204 20 0.787 16 0.63
3 M8 x 1.25 854 206 207 208 209 THRU THRU
4 M8 x 1.25 854 853 N/A 208 209 25 0.984 20 0.787
5 M8 x 1.25 210 206 207 208 209 25 0.984 20 0.787