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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Part No. & Part Description

Price & Qty.

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
$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
$49.82 $30.10
1
Add To Cart

12662196
CAP, Engine Oil Filler, CAP,OIL FILLER(INCLUDES 38)(STAMPED DEXOS & 5W-30)
- Replaced By: 12713786
$26.30 $13.95
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
$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
- Replaced By: 12726023
$158.33 $75.36
1
Add To Cart

12595365
GUIDE, Engine Valve Push Rod Cover, GUIDE,VALVE LIFTER(ACCOMMODATES 4 VALVE LFTRS EACH,WITH SIDE GROOVES)
$17.43 $10.54
1
Add To Cart

12378521
SEALANT, Maintenance Products, SEALANT,ROOM TEMPERATURE VULCANIZING ENGINE SILICONE 5.3OZ CART(PART OF 25)
$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
$7.38 $4.69
1
Add To Cart

12619828
ROD, Engine Valve Push Rod, ROD,VALVE PUSH
- Require Quantity: 16
- Package Quantity: 1
$8.94 $3.77
1
Add To Cart

12619829
ARM, Engine Valve Rocker, ARM,VALVE ROCKER(INCLUDES 2)
- Require Quantity: 16
- Package Quantity: 1
$24.75 $14.96
1
Add To Cart

10166345
KEY, Engine Valve Spring Cap, KEY,VALVE STEM(PART OF 14)
- Require Quantity: 16
- Package Quantity: 10
$5.17 $3.28
10
Add To Cart

SEAL, Engine Valve
12689006
SEAL, EXHAUST VALVE STEM OIL(PART OF 14)
Require Quantity: 06
Package Quantity: 5
$7.39 $4.69
5
Add To Cart
12689007
SEAL, INTAKE VALVE STEM OIL(PART OF 14)
- Require Quantity: 08
- Package Quantity: 5
$8.09 $5.14
5
Add To Cart

12668614
TUBE, Engine Crankcase, TUBE,OIL FILLER(INCLUDES 36)
$7.58 $4.57
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
$5.47 $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
$5.47 $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)
$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
$9.80 $5.91
1
Add To Cart

12570326
PIN, Engine Cylinder Head, PIN,CYL HEAD LOCATING
- Require Quantity: 04
- Package Quantity: 1
$7.39 $4.46
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
$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
$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
$106.54 $67.70
1
Add To Cart
12689124
COVER, VALVE ROCKER ARM(INCLUDES 24,26,28,29)
- Location: Driver Side
- Replaced By: 12723317
$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
$9.41 $5.98
1
Add To Cart

10166344
CAP, Engine Valve Spring, CAP,VALVE SPRING(PART OF 14)(EXHAUST)
- Require Quantity: 16
- Package Quantity: 1
$12.60
1
Add To Cart

BOLT, Engine Cylinder Head
11546959
BOLT, CYL HEAD(SINGLE USE)(M12X1.75X134)(SINGLE USE)
Require Quantity: 19
Package Quantity: 1
$6.81 $3.26
1
Add To Cart
11611976
BOLT, CYL HEAD(SINGLE USE)(M12X1.75X102)(SINGLE USE)
$12.60
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
$7.73 $4.66
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)
$6.32 $4.01

12670293
WIRE, Spark Plug or Coil, WIRE,SPARK PLUG(SERVICED BY 12633447)
- Require Quantity: 08
- Package Quantity: 1
- Replaced By: 12716289
$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
$23.08 $13.95
1
Add To Cart

12677931
SPRING, Engine Valve, SPRING,VALVE(PART OF 14)
- Require Quantity: 16
- Package Quantity: 1
- Replaced By: 12728733
$7.39 $4.46
1
Add To Cart

12688186
GASKET, Engine Cylinder Head, GASKET,CYL HEAD
- Require Quantity: 02
- Package Quantity: 1
$110.07 $66.50
1
Add To Cart

TUBE, Engine Crankcase Ventilation
12700664
TUBE, PCV FRESH AIR
Location: Passenger Side
$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
$14.24 $7.94
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
$21.00 $11.71
1
Add To Cart
12710308
TUBE, PCV FOUL AIR(5/8" CONNECT)(FOUL AIR)
- Location: Driver Side
- Replaced By: 12729667
$14.24 $7.94
1
Add To Cart

INSULATOR, Engine Camshaft & Valve Rocker Cover
12703339
INSULATOR, VALVE ROCKER ARM COVER(INCLUDES 33-35)
Location: Driver Side
$100.31 $63.76
1
Add To Cart
12703340
INSULATOR, VALVE ROCKER ARM COVER(INCLUDES 33-35)
- Location: Passenger Side
$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
$667.45 $422.39
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
$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.