Engine Assembly-Cylinder Head & Related Parts fit your 2021 Chevrolet Silverado 3500 HD 2WD

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2021 Chevrolet Silverado 3500 HD 2WD
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Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
Cooling System, Grille, Oil System
Frames, Springs, Shocks, Bumpers, Fascias
Front Axle, Front Suspension, Steering
Front End Sheet Metal, Heater
Fuel System, Exhaust, Emission System
Rear Body Structure, Moldings & Trim, Cargo Stowage
Starter, Generator, Ignition, Electrical, Lamps
Transmission - Automatic
Categories Close X

Currently selected

Other Categories

Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
Cooling System, Grille, Oil System
Frames, Springs, Shocks, Bumpers, Fascias
Front Axle, Front Suspension, Steering
Front End Sheet Metal, Heater
Fuel System, Exhaust, Emission System
Rear Body Structure, Moldings & Trim, Cargo Stowage
Starter, Generator, Ignition, Electrical, Lamps
Transmission - Automatic
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Recommended
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
  • 12662196
    CAP, Engine Oil Filler, CAP,OIL FILLER(WITHOUT FILL TUBE)(INCLUDES 38)(STAMPED, DEXOS AND 5W-30)
    • Replaced By: 12713786
    $26.30 $13.95
    1
    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
  • COIL, Ignition Coil
    Chevrolet 12708496
    12708496
    COIL, IGNITION(ROUND SHAPE)
    • Fitting Vehicle Options: CK2,3(L8T,MYD)
    • Require Quantity: 08
    • Package Quantity: 1
    • Replaced By: 12726023
    $158.33 $75.36
    1
    Add To Cart
  • Chevrolet 12713668
    12713668
    COIL, IGNITION(SERVICE COILS MARKED MELCO)(DELPHI COIL SEE 12699383)(FLAT)
    • Fitting Vehicle Options: CK2,3(L8T)
    • Require Quantity: 08
    • Package Quantity: 1
    $52.16 $29.08
    1
    Add To Cart
  • BOLT, Engine Cylinder Head
    11546959
    BOLT, CYL HEAD(SINGLE USE)(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)(SINGLE USE)(M12X1.75X102)(SINGLE USE)
    $5.33 $3.07
    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
  • 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
  • TUBE, Engine Crankcase Ventilation
    Chevrolet 12700664
    12700664
    TUBE, PCV FRESH AIR
    • Location: Passenger Side
    $20.88 $13.27
    1
    Add To Cart
  • 12729667
    TUBE, PCV FOUL AIR(10MM CONNECT)(TUBE ASM)(PCV FOUL AIR)(DIRTY AIR)
    • Location: Driver Side
    $14.24 $7.94
    1
    Add To Cart
  • 12729668
    TUBE, PCV FOUL AIR(10MM CONNECT)(TUBE ASM)(PCV FOUL AIR)(DIRTY AIR)
    • Location: Driver Side
    $21.00 $11.71
    1
    Add To Cart
  • INSULATOR, Engine Camshaft & Valve Rocker Cover
    Chevrolet 12703339
    12703339
    INSULATOR, VALVE ROCKER ARM COVER(INCLUDES 33-35)
    • Location: Driver Side
    $100.31 $63.76
    1
    Add To Cart
  • Chevrolet 12703340
    12703340
    INSULATOR, VALVE ROCKER ARM COVER(INCLUDES 33-35)
    • Location: Passenger Side
    $94.21 $59.88
    1
    Add To Cart
  • COVER, Engine Valve Rocker & Camshaft
    12713810
    COVER, VALVE ROCKER ARM(INCLUDES 24,26,28,29)
    • Location: Passenger Side
    • Replaced By: 12727455
    $106.54 $67.70
    1
    Add To Cart
  • Chevrolet 12723317
    12723317
    COVER, VALVE ROCKER ARM(INCLUDES 24,26,28,29)
    • Location: Driver Side
    $107.31 $61.66
    1
    Add To Cart
  • 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 3500 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 1 TON 119.0, CREW CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 1 TON, EXTENDED CREW CAB 1 TON CHASSIS 161.5, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 8' BOX 1 TON.