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Hummer H2. Manual - part 1690
Engine Block - Bottom View
Fig. 5: Engine Block Bolt Holes - Bottom View
Courtesy of GENERAL MOTORS CORP.
Engine Block - Bottom View
5
M10 x 1.5
215
211
212
213
214
27.0 (1.062)
21.5 (0.846)
6
M16 x 1.5
N/A
N/A
N/A
N/A
N/A
N/A
N/A
7
M11 x 2.0
First
Design
108
105
N/A
106
107
124.0 (4.88)
115.0 (4.52)
7
M11 x 2.0
Second
Design
108
105
N/A
106
107
69.0 (2.72)
60.0 (2.36)
z
Bolt holes 7, second design, and 3 have a 30 mm (1.18 in) counterbore included in the 69.0 mm
(2.72 in) drill depth. Use sleeve J 42385-315 with the drill and tap.
z
Bolt holes 7, first design, have a 85 mm (3.34 in) counterbore included in the 124.0 mm (4.88 in)
drill depth.
Thread
Counterbore
Drill Depth -
Maximum mm
Tap Depth -
Maximum mm
2004 Hummer H2
2004 ENGINE Engine Mechanical - 4.8L, 5.3L, and 6.0L - Hummer H2