FixVault

Engine Block - Top/Bottom Views

WARNING: This page is about a different variant/trim than selected.
Fig 1: Engine Block - Top/Bottom Views
GM1402164Courtesy of GENERAL MOTORS COMPANY
Engine Block - Top/Bottom Views

Hole Location Thread Size Drill Counter Bore Tool Stop Collar Tap Driver Insert Drill Depth (Maximum) Tap Depth (Minimum)
- - J 42385- MM (IN) MM (IN)
1 M8 x 1.25 206 207 N/A 208 209 210 22.5 (0.885) 17.5 (0.688)
2 M10 x 1.5 211 212 N/A 213 214 215 42.5 (1.67) 37.0 (1.45)
3 M10 x 2.0 101 N/A N/A 102 103 104 31.0 (1.22) 25.5 (1.0)
4 M10 x 2.0 101 N/A N/A 102 103 104 53.5 (2.10) 44.0 (1.73)
5 M8 x 1.25 206 207 N/A 208 209 210 26.5 (1.043) 19.0 (0.748)
  • Bolt hole 2 has an 11.5 mm (0.452 in) counterbore included in the 42.5 mm (1.67 in) drill depth. Use sleeve J 42385-311 with the drill and tap.
  • Bolt hole 3 has a 1.5 mm (0.059 in) counterbore included in the 31.0 mm (1.22 in) drill depth. Use sleeve J 42385-316 with the drill and tap.
  • Bolt hole 4 has a 20.5 mm (0.807 in) counterbore included in the 53.5 mm (2.10 in) drill depth.