2003 Chevrolet Trucks Silverado 3500 2WD (New Style) engine v8 parts catalog

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Bolt, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 11516480
  • Quantity in car: 1
  • Water pump cover (m6x1x25-10mm socket)
  • Usage: CK2, 3 (LQ4)

$3.234.17

Available in 38 shops

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Bolt, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 11516480
  • Quantity in car: 2
  • Usage: CK1, 2, 3 (LQ4)

$3.234.17

Available in 38 shops

Add to cart


Bolt, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 11588714
  • Quantity in car: 4

$2.865.88

Available in 39 shops

Add to cart


Plug, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 11588949
  • Quantity in car: 1
  • M16x1.5x14, 24 outside diameter, sae 1010 steel, gmw3044, with aluminum washer (engine block coolant drain hole)

$5.1612.11

Available in 38 shops

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Seal, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12551905
  • Quantity in car: 1
  • Water pump cover (O-ring) (water pump backplate)
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$1.711.88

Available in 38 shops

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Bolt, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12551926
  • Quantity in car: 6
  • Water pump (m8x1.25x83)
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$2.898.75

Available in 38 shops

Add to cart


Seal, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12551933
  • Quantity in car: 4
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$5.185.87

Available in 38 shops

Add to cart


Seal, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12561155
  • Quantity in car: 1
  • Water pump (engine coolant thermostat hsng-between inlet)
  • Usage: CK1, 2, 3 (LQ4)

$7.2414.42

Available in 38 shops

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Cover, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12561243
  • Quantity in car: 1
  • Usage: CK1, 2, 3 (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.

$61.4173.37

Available in 38 shops

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Cover, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12561243
  • Quantity in car: 1
  • Usage: CK2, 3 (LQ4)

$61.4173.37

Available in 38 shops

Add to cart


Plug LH, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12561663
  • Quantity in car: 1
  • Engine block coolant drain hole (m28x1.25x12.4, brass)
  • Usage: CK2, 3 (LQ4), CK1, 2, 3 (LQ4)

$5.968.11

Available in 38 shops

Add to cart


Hose, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12570528
  • Quantity in car: 1
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$4.2918.65

Available in 38 shops

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Inlet, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12571261
  • Quantity in car: 1
  • Water pump (used on pumps with casting number 12562459) (if water pump has been replaced by 2004 or newer pump, must also use -2004 or newer inlet.)
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$33.2636.33

Available in 2 shops

Add to cart


Seal, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12585673
  • Quantity in car: 1
  • Usage: CK1, 2, 3 (LQ4), CK1, 2, 3 (LQ4)

$15.6132.78

Available in 38 shops

Add to cart


Inlet, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12600172
  • Quantity in car: 1
  • Usage: CK1, 2, 3 (LM7), CK1, 2, 3 (LQ4), CK1, 2, 3 (LQ4), CK1, 2, 3 (LM7)

$33.7736.89

Available in 2 shops

Add to cart


Cover, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12602540
  • Quantity in car: 2
  • Engine coolant air bleed pipe hole (includes seals)
  • Usage: CK2, 3 (LQ4), CK1, 2, 3 (LQ4)

$7.1914.72

Available in 38 shops

Add to cart


Pipe, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12604711
  • Quantity in car: 1
  • Usage: CK2, 3 (LQ4), CK1, 2, 3 (LQ4)

$35.0438.29

Available in 2 shops

Add to cart


Sensor, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12608814
  • Quantity in car: 1
  • Engine coolant temp (2-way male)
  • Usage: CK1, 2, 3 (LM7, LQ4, LQ9, LR4, L59), CK1, 2, 3 (LM7, LQ4, LQ9, LR4, L59), CK1, 2, 3 (LR4, LM7, LQ4), CK1, 2, 3 (LR4, LM7, LQ4)

$17.8919.26

Available in 2 shops

Add to cart


Gasket, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12630223
  • Quantity in car: 2
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$3.567.52

Available in 38 shops

Add to cart


Gasket, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12633904
  • Quantity in car: 1
  • Usage: CK1, 2, 3 (LQ4)

$16.7020.68

Available in 38 shops

Add to cart


Pump kit, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 19256261
  • Quantity in car: 1
  • Water (must order 12600172 inlet & 11516480 bolt when replace 89018166)
  • Usage: CK1, 2, 3 (LQ4), CK1, 2, 3 (LM7), CK2, 3 (LQ4)

$146.33152.87

Available in 2 shops

Add to cart


Clamp, engine assembly v8 front cover and cooling (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 25526358
  • Quantity in car: 2
  • Sprg band, 14.2mm, 9/16 outside diameter hose, por

$2.294.88

Available in 38 shops

Add to cart


Cap, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 10108694
  • Quantity in car: 1
  • Oil filler (sae 10w30, includes seal, screw in style, stamped special engine oil required)
  • Usage: CK2, 3 (LQ4)

$6.528.16

Available in 38 shops

Add to cart


Cap, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 10166344
  • Quantity in car: 16
  • Valve spring
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$2.404.59

Available in 38 shops

Add to cart


Key, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 10166345
  • Quantity in car: 32
  • Valve stem
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$1.672.26

Available in 38 shops

Add to cart


Grommet, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 10198949
  • Quantity in car: 1
  • Usage: CK2, 3 (LQ4), CK1, 2, 3 (LQ4)

$5.169.96

Available in 38 shops

Add to cart


Armature, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 10214664
  • Quantity in car: 16
  • Valve rocker
  • Usage: CK1, 2, 3 (LQ4)

$9.2710.39

Available in 2 shops

Add to cart


Armature, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 10214664
  • Quantity in car: 16
  • Valve rocker
  • Usage: CK2, 3 (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.

$9.2710.39

Available in 2 shops

Add to cart


Rod, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 10238852
  • Quantity in car: 16
  • Valve push
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$12.6216.53

Available in 38 shops

Add to cart


Plug, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 11562126
  • Quantity in car: 2
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$1.802.47

Available in 38 shops

Add to cart


Bolt, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 11588291
  • Quantity in car: 16
  • Cylinder head (hex flanged head, m11x2.0x155, 50 thread with adhesive patch)
  • Usage: CK2, 3 (LQ4), CK1, 2, 3 (LQ4)

$5.419.59

Available in 38 shops

Add to cart


Wire, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • 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: CK1, 2, 3 (LQ4)

$8.5710.67

Available in 38 shops

Add to cart


Wire, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12192195
  • Quantity in car: 8
  • Spark plug (7mm diameter, 9.2"long) (without heat shield) (ignition cable) (used with coil stamped 19005218, for first design see 12192133)
  • Usage: CK2, 3 (LQ4) (2ND DES)

$9.3110.47

Available in 2 shops

Add to cart


Wire, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12192195
  • Quantity in car: 8
  • Spark plug (9.2in) (7mm diameter, 9.2"long) (without heat shield) (ignition cable)
  • Usage: CK1, 2, 3 (LQ4)

$9.3110.47

Available in 2 shops

Add to cart


Seal kit, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12482062
  • Quantity in car: 1
  • Exhaust valve stem oil (22.8mm)
  • Usage: CK1, 2, 3 (LQ4)

$20.7423.33

Available in 2 shops

Add to cart


Seal kit, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12482062
  • Quantity in car: 1
  • Exhaust valve stem oil (22.8mm) (uses integrated seal and spring shim) (first design see 12457652)
  • Usage: CK2, 3 (LQ4) (2ND DES)

$20.7423.33

Available in 2 shops

Add to cart


Seal kit, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12482063
  • Quantity in car: 1
  • Intake valve stem oil (14.4mm) (uses integrated seal & spring shim) (first design see 12533586)
  • Usage: CK2, 3 (LQ4) (2ND DES)

$18.1421.45

Available in 38 shops

Add to cart


Seal kit, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12482063
  • Quantity in car: 1
  • Intake valve stem oil (with spring shim) (14.4mm)
  • Usage: CK1, 2, 3 (LQ4)

$18.1421.45

Available in 38 shops

Add to cart


Guide, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12551162
  • Quantity in car: 4
  • Valve lifter (accommodates 4 valve lftrs each, without side grooves)
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$3.694.15

Available in 2 shops

Add to cart


Bolt, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12551163
  • Quantity in car: 4
  • Valve lifter guide (m6x1.0x19)
  • Usage: CK1, 2, 3 (LQ4)

$1.722.11

Available in 38 shops

Add to cart


Support, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12552203
  • Quantity in car: 2
  • Valve rocker armature pivot
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$3.765.15

Available in 38 shops

Add to cart


Plug, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12553191
  • Quantity in car: 1
  • Cylinder head core hole (m12x1.5x21.2) (hexagon, socket)
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$3.165.16

Available in 2 shops

Add to cart


Stud, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12554211
  • Quantity in car: 10
  • Ignition coil bracket (hexagon flanged head, m6x1x18) (m6x1x18.5x14)
  • Usage: CK2, 3 (LQ4), CK1, 2, 3 (LQ4)

$4.715.30

Available in 38 shops

Add to cart


Hose, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12556932
  • Quantity in car: 1
  • Positive crankcase ventilation
  • Usage: CK2, 3 (LQ4), CK1, 2, 3 (LQ4)

$5.626.73

Available in 38 shops

Add to cart


Valve, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12558295
  • Quantity in car: 8
  • Exhaust (standard)
  • Usage: CK1, 2, 3 (LQ4, KL5)

$32.8651.85

Available in 38 shops

Add to cart


Bolt, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12558840
  • Quantity in car: 10
  • Cylinder head (short) (m8x1.25x45)
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$1.332.80

Available in 38 shops

Add to cart


Bolt, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12560745
  • Quantity in car: 4
  • Cylinder head (short) (m11x2.0x100.0-6g thread) (with adhesive patch)
  • Usage: CK1, 2, 3 (LQ4)

$1.382.82

Available in 38 shops

Add to cart


Bolt, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12560745
  • Quantity in car: 4
  • Cylinder head (m11x2.0x100.0-6g thread) (with adhesive patch)
  • Usage: CK2, 3 (LQ4)

$1.382.82

Available in 38 shops

Add to cart


Bolt, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12560961
  • Quantity in car: 16
  • Valve rocker armature pivot support (m8x1.25x52.5)
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$3.454.70

Available in 38 shops

Add to cart


Head, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12562319
  • Quantity in car: 2
  • Usage: CK1, 2, 3 (LQ4) (EXC KL5), CK2, 3 (LQ4) (EXC KL5)

$360.15498.10

Available in 38 shops

Add to cart


Valve, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12562952
  • Quantity in car: 8
  • Intake (0.015" oversize)
  • Usage: CK1, 2, 3 (43) (LQ4, MT1) (EXC KL5), CK2, 3 (LQ4, MW3)

$107.86121.37

Available in 2 shops

Add to cart


Valve, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12562954
  • Quantity in car: 8
  • Exhaust (0.015" oversize)
  • Usage: CK2, 3 (LQ4), CK1, 2, 3 (LQ4) (EXC KL5)

$32.2536.11

Available in 2 shops

Add to cart


Valve, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12563063
  • Quantity in car: 8
  • Intake (standard)
  • Usage: CK1, 2, 3 (LQ4, MT1) (EXC KL5), CK2, 3 (LQ4, MW3)

$16.8920.28

Available in 38 shops

Add to cart


Valve, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12563064
  • Quantity in car: 8
  • Exhaust (standard)
  • Usage: CK1, 2, 3 (LQ4) (EXC KL5), CK2, 3 (LQ4) (EXC KL5)

$16.1218.05

Available in 2 shops

Add to cart


Head, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12564335
  • Quantity in car: 2
  • Usage: CK1, 2, 3 (LQ4, MT1, KL5), CK2, 3 (LQ4, KL5)

$378.84426.30

Available in 2 shops

Add to cart


Valve, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12564338
  • Quantity in car: 8
  • Intake (standard)
  • Usage: CK1, 2, 3 (LQ4, MT1, KL5)

$14.5820.74

Available in 38 shops

Add to cart


Pinion, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12570326
  • Quantity in car: 4
  • Cylinder head location
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$2.865.91

Available in 38 shops

Add to cart


Cover LH, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12570427
  • Quantity in car: 1
  • Usage: CK1, 2, 3 (LQ4), CK2, 3 (LQ4)

$92.39109.41

Available in 38 shops

Add to cart


Tube, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12570623
  • Quantity in car: 1
  • Usage: CK2, 3 (LQ4), CK1, 2, 3 (LQ4)

$8.8121.29

Available in 38 shops

Add to cart


Valve, engine assembly v8 cylinder head and related parts (lr4/4.8v, lm7/5.3t, lq4/6.0u)

  • OEM part number: 12572717
  • Quantity in car: 1
  • Usage: CK1, 2, 3 (LQ4)

$4.134.32

Available in 2 shops

Add to cart

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