Engine Assembly-Cylinder Head & Related Parts fit your 2021 Chevrolet Silverado 2500 HD 2WD

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2021 Chevrolet Silverado 2500 HD 2WD

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2021 Chevrolet Silverado 2500 HD 2WD

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Front Axle, Front Suspension, Steering

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Fuel System, Exhaust, Emission System

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Starter, Generator, Ignition, Electrical, Lamps

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Recommended

Part No. & Part Description

Price

Part No. &
Part Description

12622441
SPARK PLUG, Spark Ignition, SPARK PLUG,GASOLINE ENGINE IGNITION(SPARK PLUG IS PRE-GAPPED,DO NOT CHANGE)(IRIDIUM)
- Require Quantity:
  08
- Package Quantity:
  1
MSRP: $15.80
$8.81
1
Add To Cart

12648846
LIFTER, Engine Valve Lifter, LIFTER,VALVE(NON-ACTIVE LIFTERS)
- Require Quantity:
  16
- Package Quantity:
  1
- Replaced By:
  12698945
MSRP: $47.08
$28.45
1
Add To Cart

12662196
CAP, Engine Oil Filler, CAP,OIL FILLER(INCLUDES 38)(STAMPED DEXOS & 5W-30)
- Replaced By:
  12713786
MSRP: $25.60
$13.58
1
Add To Cart

COIL, Ignition Coil
12619161
COIL, IGNITION(SERVICE COILS MARKED MELCO)(DELPHI COIL SEE 12699383)(FLAT)
Require Quantity:
08
Package Quantity:
1
Replaced By:
12713668
MSRP: $52.16
$27.64
1
Add To Cart
12708496
COIL, IGNITION(SERVICES COILS MARKED DELPHI)(FOR MELCO COIL SEE 12669351)
- Require Quantity:
  08
- Package Quantity:
  1
MSRP: $154.17
$73.38
1
Add To Cart

12595365
GUIDE, Engine Valve Push Rod Cover, GUIDE,VALVE LIFTER(ACCOMMODATES 4 VALVE LFTRS EACH,WITH SIDE GROOVES)
MSRP: $15.43
$9.81
1
Add To Cart

12378521
SEALANT, Maintenance Products, SEALANT,ROOM TEMPERATURE VULCANIZING ENGINE SILICONE 5.3OZ CART(PART OF 25)
MSRP: $23.51
$13.40
6
Add To Cart

12619787
GASKET, Engine Camshaft & Valve Rocker Cover, GASKET,VALVE ROCKER ARM COVER(SINGLE USE)(PART OF 25)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $7.19
$4.57
1
Add To Cart

12619828
ROD, Engine Valve Push Rod, ROD,VALVE PUSH
- Require Quantity:
  16
- Package Quantity:
  1
MSRP: $5.07
$3.06
1
Add To Cart

12619829
ARM, Engine Valve Rocker, ARM,VALVE ROCKER(INCLUDES 2)
- Require Quantity:
  16
- Package Quantity:
  1
MSRP: $20.08
$12.14
1
Add To Cart

10166345
KEY, Engine Valve Spring Cap, KEY,VALVE STEM(PART OF 14)
- Require Quantity:
  16
- Package Quantity:
  10
MSRP: $5.03
$3.03
10
Add To Cart

SEAL, Engine Valve
12689006
SEAL, EXHAUST VALVE STEM OIL(PART OF 14)
Require Quantity:
06
Package Quantity:
1
MSRP: $7.20
$4.35
1
Add To Cart
12689007
SEAL, INTAKE VALVE STEM OIL(PART OF 14)
- Require Quantity:
  08
- Package Quantity:
  1
MSRP: $7.88
$4.76
1
Add To Cart

12668614
TUBE, Engine Crankcase, TUBE,OIL FILLER(INCLUDES 36)
MSRP: $7.39
$4.45
1
Add To Cart

24100002
SEAL, Engine Oil Filler, SEAL,OIL FILLER CAP(O RING)(PART OF 39)(27.94MM INNER DIAMETER)(SIZE #320)(1.745)
- Require Quantity:
  02
- Package Quantity:
  5
MSRP: $5.33
$2.67
5
Add To Cart

24100002
SEAL, Engine Crankcase, SEAL,OIL FILLER TUBE(O RING)(PART OF 37)(27.94MM INNER DIAMETER)(SIZE #320)
- Require Quantity:
  02
- Package Quantity:
  5
MSRP: $5.33
$2.67
5
Add To Cart

11518792
RETAINER, Engine Camshaft & Balance Shaft Hole, RETAINER,CAMSHAFT COVER BOLT(PART OF 25)(7MM LONG)(FOR M6 BOLT)(1.428)
MSRP: $7.03
$4.46
1
Add To Cart

11611383
BOLT, Engine Valve Lifter, BOLT,VALVE LIFTER GUIDE(M6X1.0X20,17 THREAD,8.8)
- Require Quantity:
  04
- Package Quantity:
  1
MSRP: $7.20
$4.35
1
Add To Cart

12570326
PIN, Engine Cylinder Head, PIN,CYL HEAD LOCATING
- Require Quantity:
  04
- Package Quantity:
  1
MSRP: $7.20
$4.57
1
Add To Cart

11547061
BOLT, Ignition Coil Mounting, BOLT,IGNITION COIL(M6X1X30)(HEX FLANGED HEAD)(DISHED HEAD)(0.206)
- Require Quantity:
  08
- Package Quantity:
  1
MSRP: $7.38
$4.45
1
Add To Cart

11547061
BOLT, Engine Camshaft & Valve Rocker Cover, BOLT,VALVE ROCKER ARM COVER(PART OF 25)(M6X1X30)(HEX FLANGED HEAD)(DISHED HEAD)(0.206)
- Require Quantity:
  10
- Package Quantity:
  1
MSRP: $7.38
$4.45
1
Add To Cart

COVER, Engine Valve Rocker & Camshaft
12665407
COVER, VALVE ROCKER ARM(INCLUDES 24,26,28,29)
Location:
Passenger Side
Replaced By:
12727455
MSRP: $106.54
$61.21
1
Add To Cart
12689124
COVER, VALVE ROCKER ARM(INCLUDES 24,26,28,29)
- Location:
  Driver Side
- Replaced By:
  12723317
MSRP: $107.31
$61.66
1
Add To Cart

10042521
NUT, Engine Fuel Intake Manifold, NUT,UPPER INTAKE MANIFOLD COVER(PART OF 1)(7.831)
- Require Quantity:
  04
- Package Quantity:
  1
MSRP: $9.16
$5.82
1
Add To Cart

10166344
CAP, Engine Valve Spring, CAP,VALVE SPRING(PART OF 14)(EXHAUST)
- Require Quantity:
  16
- Package Quantity:
  1
MSRP: $5.54
$3.18
Out of Stock

BOLT, Engine Cylinder Head
11546959
BOLT, CYL HEAD(SINGLE USE)(M12X1.75X134)(SINGLE USE)
Require Quantity:
19
Package Quantity:
1
MSRP: $4.79
$2.76
1
Add To Cart
11611976
BOLT, CYL HEAD(SINGLE USE)(M12X1.75X102)(SINGLE USE)
MSRP: $4.19
$2.41
1
Add To Cart

GROMMET, Engine Fuel Intake Manifold
12594875
GROMMET, UPPER INTAKE MANIFOLD SIGHT SHIELD(PART OF 1)(TOP)
Require Quantity:
06
Package Quantity:
1
MSRP: $7.52
$4.77
1
Add To Cart
12591714
GROMMET, UPPER INTAKE MANIFOLD SIGHT SHIELD(PART OF 1)(60MM OUTSIDE DIAMETER AT TOP)(ROUND TOP & BOTTOM)(FITS 50.6 HOLE)
MSRP: $6.16
$3.91

12670293
WIRE, Spark Plug or Coil, WIRE,SPARK PLUG(SERVICED BY 12633447)
- Require Quantity:
  08
- Package Quantity:
  1
- Replaced By:
  12716289
MSRP: $31.37
$16.62
1
Add To Cart

12671856
VALVE, Intake, VALVE,INTAKE(PART OF 14)
- Require Quantity:
  08
- Package Quantity:
  1
- Replaced By:
  12703404
MSRP: $22.47
$13.58
1
Add To Cart

12677931
SPRING, Engine Valve, SPRING,VALVE(PART OF 14)
- Require Quantity:
  16
- Package Quantity:
  1
- Replaced By:
  12728733
MSRP: $7.20
$4.35
1
Add To Cart

12688186
GASKET, Engine Cylinder Head, GASKET,CYL HEAD
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $106.22
$66.59
1
Add To Cart

TUBE, Engine Crankcase Ventilation
12700664
TUBE, PCV FRESH AIR
Location:
Passenger Side
MSRP: $20.88
$13.27
1
Add To Cart
12708532
TUBE, PCV FOUL AIR(10 MM CONNECT)(TUBE ASM,PCV FOUL AIR; DIRTY AIR)
- Location:
  Driver Side
- Replaced By:
  12729667
MSRP: $13.86
$7.73
1
Add To Cart
12708533
TUBE, PCV FOUL AIR(10 MM CONNECT)(TUBE ASM,PCV FOUL AIR; DIRTY AIR)
- Location:
  Driver Side
- Replaced By:
  12729668
MSRP: $20.44
$11.40
1
Add To Cart
12710308
TUBE, PCV FOUL AIR(5/8" CONNECT)(FOUL AIR)
- Location:
  Driver Side
- Replaced By:
  12729667
MSRP: $13.86
$7.73
1
Add To Cart

INSULATOR, Engine Camshaft & Valve Rocker Cover
12703339
INSULATOR, VALVE ROCKER ARM COVER(INCLUDES 33-35)
Location:
Driver Side
MSRP: $100.31
$63.76
1
Add To Cart
12703340
INSULATOR, VALVE ROCKER ARM COVER(INCLUDES 33-35)
- Location:
  Passenger Side
MSRP: $94.21
$59.88
1
Add To Cart

12703610
HEAD, Engine Cylinder, HEAD,CYL (W/VLVS)(INCLUDES 4-7,9,10,15,16)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $815.77
$513.92
1
Add To Cart

11609652
RETAINER, Engine Camshaft & Valve Rocker Cover, RETAINER,VALVE ROCKER ARM COVER INSULATOR(M6X1X17 W/ 8X15 BALL)(3.275)
- Require Quantity:
  06
- Package Quantity:
  1

12671857
VALVE, Exhaust, VALVE,EXHAUST(PART OF 14)
- Require Quantity:
  08
- Package Quantity:
  1
- Replaced By:
  12733470
MSRP: $37.52
$23.85

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2021 Chevrolet Silverado 2500 HD 2WD parts. Parts like Engine Assembly-Cylinder Head & Related Parts are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 6.6L, 8 Cyl 6.6L Diesel. Model Code: CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 3/4 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 3/4 TON, REGULAR CAB 8' BOX 3/4 TON.