FixVault

Cylinder Head- Intake/Exhaust Side Views

Fig 1: Cylinder Head - Intake/Exhaust Side Views
GM1402171Courtesy of GENERAL MOTORS COMPANY
Cylinder Head- Intake/Exhaust Side Views

Hole Thread Size Insert Drill Counter Bore Tool Tap Driver Drill Depth- Maximum mm (in) Tap Depth- Maximum mm (in)
J 42385-
1 M6 x 1.0 205 201 202 203 204 Thru Thru
2 M10 x 1.5 215 211 212 213 214 28.0 (1.10) 20.0 (0.787)
3 M8 x 1.25 210 206 207 208 209 21.0 (0.826) 16.0 (0.629)
4 M14 x 1.25 N/A N/A N/A N/A N/A N/A N/A
5 M12 x 1.5 N/A N/A N/A N/A N/A N/A N/A