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2004 Hummer H2 engine v8 parts catalog

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Cap, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 12573337
  • Quantity in car: 1
  • Usage: N2 (06) (LQ4)

$7.7016.80

Available in 73 shops

Add to cart


Tube, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 12574386
  • Quantity in car: 1
  • Oil filler
  • Usage: N257 (06) (LQ4)

$33.6742.90

Available in 72 shops

Add to cart


Bolt, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 12577215
  • Quantity in car: 8
  • Usage: N257 (06) (LQ4)

$2.896.02

Available in 73 shops

Add to cart


Cover RH, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 12582224
  • Quantity in car: 1
  • Usage: N257 (LQ4, M32, NC1, NT9)

$73.5889.84

Available in 72 shops

Add to cart


Gasket, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 12589227
  • Quantity in car: 2
  • Cylinder head
  • Usage: N257 (06) (LQ4)

$31.7881.84

Available in 72 shops

Add to cart


Spring, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 12589774
  • Quantity in car: 16
  • Valve
  • Usage: N257 (06) (LQ4)

$2.3919.00

Available in 4 shops

Add to cart


Sensor, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 12608814
  • Quantity in car: 1
  • Engine coolant temp (2-way male)
  • Usage: N2, N2

$17.8932.54

Available in 4 shops

Add to cart


Gasket, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 12612045
  • Quantity in car: 2
  • Valve rocker armature cover
  • Usage: N257 (06) (LQ4)

$3.19

Available in 1 shop

Add to cart


Tube, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 12615914
  • Quantity in car: 1
  • Positive crankcase ventilation
  • Usage: N257 (06) (LQ4)

$11.0619.46

Available in 72 shops

Add to cart


Spark plug, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 12621258
  • Quantity in car: 8
  • (gap 0.040) (do not change spark plug gap from .040) (iridium)
  • Usage: N257 (06) (LQ4, M32)

$5.6078.08

Available in 4 shops

Add to cart


Lifter, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 17122490
  • Quantity in car: 16
  • Valve (hydraulic, roller, non-active fuel management lifter)
  • Usage: N257 (LQ4)

$32.74415.52

Available in 73 shops

Add to cart


Seal, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 24100002
  • Quantity in car: 1
  • Oil filler tube (O-ring) (27.94mm inside diameter) (size #320)
  • Usage: N257 (06) (LQ4)

$0.43

Available in 1 shop

Add to cart


Seal, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 24100002
  • Quantity in car: 1
  • Usage: N257 (06) (LQ4)

$0.43

Available in 1 shop

Add to cart


Wire kit, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 88894393
  • Quantity in car: 1
  • Spark plug (coils stamped 19005218-delphi coil, 7mm diameter, 9.2in long) (contains 8 wires)
  • Usage: N257 (06) (LQ4)

$61.0571.04

Available in 3 shops

Add to cart


Wire kit, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 1st design)

  • OEM part number: 88894394
  • Quantity in car: 1
  • Spark plug (used with coils stamped 12558693-melco coil, 7mm diameter, 10.5in long) (contains 8 wires)
  • Usage: N257 (06) (LQ4)

$67.2078.20

Available in 3 shops

Add to cart


Cap, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 10166344
  • Quantity in car: 16
  • Valve spring
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$2.4015.24

Available in 73 shops

Add to cart


Key, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 10166345
  • Quantity in car: 32
  • Valve stem
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$1.6726.50

Available in 73 shops

Add to cart


Armature, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 10214664
  • Quantity in car: 16
  • Valve rocker
  • Usage: N257 (06) (LQ4)
  • A Service Bulletin Applies To This Part Number. Per Gm Service Policies And Procedures, Failure To Follow Bulletin Information May Result In The Rejection Of A Warranty Claim.

$9.2714.74

Available in 4 shops

Add to cart


Armature, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 10214664
  • Quantity in car: 16
  • Valve rocker
  • Usage: N257 (06-36) (LQ4)

$9.2714.74

Available in 4 shops

Add to cart


Rod, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 10238852
  • Quantity in car: 16
  • Valve push
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$12.6216.53

Available in 72 shops

Add to cart


Plug, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 11562126
  • Quantity in car: 2
  • Usage: N257 (06-36) (LQ4), N257 (06) (LQ4)

$1.8028.80

Available in 73 shops

Add to cart


Bolt, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 11571134
  • Quantity in car: 20
  • Cylinder head (m11x2x100)
  • Usage: N257 (LQ4), N257 (LQ4)

$1.50

Available in 1 shop

Add to cart


Wire, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12192133
  • Quantity in car: 8
  • Spark plug (10.5in) (7mm diameter, 10.5"long) (without heat shield) (ignition cable) (used with coil stamped 12558693)
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$8.5710.72

Available in 72 shops

Add to cart


Wire, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12192195
  • Quantity in car: 8
  • Spark plug (delphi, 9.2in) (7mm diameter, 9.2"long) (without heat shield) (ignition cable)
  • Usage: N257 (06) (LQ4), N2 (LQ4, M32)

$9.3110.83

Available in 3 shops

Add to cart


Seal kit, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12482062
  • Quantity in car: 1
  • Exhaust valve stem oil (22.8mm)
  • Usage: N257 (06-36) (LQ4), N257 (06) (LQ4)

$20.7423.33

Available in 3 shops

Add to cart


Seal kit, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12482063
  • Quantity in car: 1
  • Intake valve stem oil (14.4mm)
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$18.1428.92

Available in 73 shops

Add to cart


Guide, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12551162
  • Quantity in car: 4
  • Valve lifter (accommodates 4 valve lftrs each, without side grooves)
  • Usage: N257 (06) (LQ4)

$3.694.15

Available in 3 shops

Add to cart


Bolt, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12551163
  • Quantity in car: 4
  • Valve lifter guide (m6x1.0x19)
  • Usage: N257 (06-36) (LQ4), N257 (06) (LQ4)

$1.7227.30

Available in 73 shops

Add to cart


Support, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12552203
  • Quantity in car: 2
  • Valve rocker armature pivot
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$3.765.97

Available in 73 shops

Add to cart


Plug, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12553191
  • Quantity in car: 1
  • Cylinder head core hole (m12x1.5x21.2) (hexagon, socket)
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$3.165.27

Available in 3 shops

Add to cart


Stud, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12554211
  • Quantity in car: 10
  • Ignition coil bracket (hexagon flanged head, m6x1x18) (m6x1x18.5x14)
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$4.718.56

Available in 73 shops

Add to cart


Hose, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12556932
  • Quantity in car: 1
  • Positive crankcase ventilation
  • Usage: N257 (06) (LQ4)

$5.626.73

Available in 72 shops

Add to cart


Bolt, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12558840
  • Quantity in car: 10
  • Cylinder head (m8x1.25x45)
  • Usage: N257 (LQ4)

$1.332.80

Available in 72 shops

Add to cart


Bolt, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12560961
  • Quantity in car: 16
  • Valve rocker armature pivot support (m8x1.25x52.5)
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$3.455.47

Available in 73 shops

Add to cart


Head, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12562319
  • Quantity in car: 2
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$360.15498.10

Available in 72 shops

Add to cart


Valve, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12562952
  • Quantity in car: 8
  • Intake (0.015" oversize)
  • Usage: N257 (06) (LQ4)

$107.86121.37

Available in 3 shops

Add to cart


Valve, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12562954
  • Quantity in car: 8
  • Exhaust (0.015" oversize)
  • Usage: N257 (06) (LQ4)

$32.2536.11

Available in 3 shops

Add to cart


Valve, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12563063
  • Quantity in car: 8
  • Intake (standard)
  • Usage: N2 (LQ4), N2 (LQ4)

$16.8926.80

Available in 73 shops

Add to cart


Valve, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12563064
  • Quantity in car: 8
  • Exhaust (standard)
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$16.1225.58

Available in 4 shops

Add to cart


Fitting, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12567915
  • Quantity in car: 1
  • Usage: N2 (LQ4, M32)

$2.975.85

Available in 72 shops

Add to cart


Pinion, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12570326
  • Quantity in car: 4
  • Cylinder head location
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$2.865.91

Available in 73 shops

Add to cart


Cover LH, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12570427
  • Quantity in car: 1
  • Usage: N2 (06) (LQ4, M32)

$92.39109.49

Available in 72 shops

Add to cart


Cover LH, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12570427
  • Quantity in car: 1
  • Usage: N257 (06-36) (LQ4, M32, NC1, NT9)
  • A Service Bulletin Applies To This Part Number. Per Gm Service Policies And Procedures, Failure To Follow Bulletin Information May Result In The Rejection Of A Warranty Claim.

$92.39109.49

Available in 72 shops

Add to cart


Cap, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12573337
  • Quantity in car: 1
  • Usage: N2 (06) (LQ4), N257 (06-36) (LQ4)

$7.7016.80

Available in 73 shops

Add to cart


Tube, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12574386
  • Quantity in car: 1
  • Oil filler
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$33.6742.90

Available in 72 shops

Add to cart


Bolt, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12577215
  • Quantity in car: 8
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$2.896.02

Available in 73 shops

Add to cart


Cover RH, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12582224
  • Quantity in car: 1
  • Usage: N257 (06-36) (LQ4, M32, NC1, NT9), N257 (LQ4, M32, NC1, NT9)

$73.5889.84

Available in 72 shops

Add to cart


Hose, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12582227
  • Quantity in car: 1
  • Positive crankcase ventilation
  • Usage: N257 (06-36) (LQ4)

$5.9711.70

Available in 72 shops

Add to cart


Gasket, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12589227
  • Quantity in car: 2
  • Cylinder head
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$31.7881.84

Available in 72 shops

Add to cart


Spring, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12589774
  • Quantity in car: 16
  • Valve
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$2.3919.00

Available in 4 shops

Add to cart


Guide, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12595365
  • Quantity in car: 4
  • Valve lifter (accommodates 4 valve lftrs each, with side grooves)
  • Usage: N257 (06-36) (LQ4)

$6.087.72

Available in 72 shops

Add to cart


Sensor, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12608814
  • Quantity in car: 1
  • Engine coolant temp (2-way male)
  • Usage: N2, N2

$17.8932.54

Available in 4 shops

Add to cart


Gasket, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12612045
  • Quantity in car: 2
  • Valve rocker armature cover
  • Usage: N257 (06-36) (LQ4), N257 (06) (LQ4)

$3.19

Available in 1 shop

Add to cart


Tube, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12615914
  • Quantity in car: 1
  • Positive crankcase ventilation
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$11.0619.46

Available in 72 shops

Add to cart


Spark plug, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 12621258
  • Quantity in car: 8
  • (gap 0.040) (do not change spark plug gap from .040) (iridium)
  • Usage: N257 (06-36) (LQ4, M32), N257 (06) (LQ4, M32)

$5.6078.08

Available in 4 shops

Add to cart


Lifter, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 17122490
  • Quantity in car: 16
  • Valve (hydraulic, roller, non-active fuel management lifter)
  • Usage: N257 (LQ4), N2 (LQ4)

$32.74415.52

Available in 73 shops

Add to cart


Sensor, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 19236568
  • Quantity in car: 1
  • Engine coolant temp (all makes)
  • Usage: N257 (06) (LQ4)

$8.6032.96

Available in 72 shops

Add to cart


Seal, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 24100002
  • Quantity in car: 1
  • Oil filler tube (O-ring) (27.94mm inside diameter) (size #320)
  • Usage: N257 (06-36) (LQ4), N257 (06) (LQ4)

$0.43

Available in 1 shop

Add to cart


Seal, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 24100002
  • Quantity in car: 1
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$0.43

Available in 1 shop

Add to cart


Wire kit, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 88862385
  • Spark plug (for coils stamped 12558693) (all makes)
  • Usage: N2 (LQ4)

$51.26113.36

Available in 72 shops

Add to cart


Wire kit, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 88862397
  • Spark plug (for coils stamped 19005218) (all makes)
  • Usage: N2 (LQ4)

$51.4866.62

Available in 72 shops

Add to cart


Wire kit, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 88894393
  • Quantity in car: 1
  • Spark plug (coils stamped 19005218-delphi coil, 7mm diameter, 9.2in long) (contains 8 wires)
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$61.0571.04

Available in 3 shops

Add to cart


Wire kit, engine assembly 6.0l v8 cylinder head and related parts (lq4/6.0u, 2nd design)

  • OEM part number: 88894394
  • Quantity in car: 1
  • Spark plug (used with coils stamped 12558693-melco coil, 7mm diameter, 10.5in long) (contains 8 wires)
  • Usage: N257 (06) (LQ4), N257 (06-36) (LQ4)

$67.2078.20

Available in 3 shops

Add to cart


Bolt, engine assembly 6.0l v8 front cover and cooling (lq4/6.0u)

  • OEM part number: 11515758
  • Quantity in car: 12

$0.593.03

Available in 4 shops

Add to cart


Bolt, engine assembly 6.0l v8 front cover and cooling (lq4/6.0u)

  • OEM part number: 11516480
  • Quantity in car: 1
  • Usage: N257 (06) (LQ4)

$3.235.70

Available in 73 shops

Add to cart


Bolt, engine assembly 6.0l v8 front cover and cooling (lq4/6.0u)

  • OEM part number: 11588714
  • Quantity in car: 4
  • Hex flanged head, m6x1x30, 22.7 thread, 14.2 outside diameter, 8.8, gmw3359, m-pt. (engine coolant air bleed pipe)

$2.865.88

Available in 74 shops

Add to cart

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