FixVault

Engine Front Cover

Fig 1: View Of Engine Front Cover
GM698389Courtesy of GENERAL MOTORS CORP.
Engine Front Cover

Service Hole Location Thread Size Drill Counterbore Tool Stop Collar Tap Driver Insert Drill Depth (Max) Tap Depth (Min)
J 42385-400 mm (in) mm (in)
1 M 6 x 1 n/a n/a n/a n/a n/a n/a 30 1.182 26 1.024
2 M 6 x 1 201 202 n/a 203 204 205 16.5 0.65 13 0.512
3 M 6 x 1 201 202 n/a 203 204 205 THRU THRU
4 M 6 x 1 201 202 n/a 203 204 205 17 0.669 14 0.551