Engine Assembly-Cylinder Head & Related Parts fit your 2012 GMC Sierra 3500 HD Denali 2WD

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2012 GMC Sierra 3500 HD Denali 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
Front Axle, Front Suspension, Steering
Front End Sheet Metal, Heater
Fuel System, Exhaust, Emission System
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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
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
  • 19417055
    SPARK PLUG, Spark Ignition, SPARK PLUG,GASOLINE ENGINE IGNITION(SPARK PLUG IS PRE-GAPPED,DO NOT CHANGE)(IRIDIUM)
    • Require Quantity: 08
    • Package Quantity: 1
    $16.34 $9.11
    1
    Add To Cart
  • LIFTER, Engine Valve Lifter
    12648846
    LIFTER, VALVE(NON-ACTIVE LIFTERS)
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 16
    • Package Quantity: 1
    • Replaced By: 12698945
    $49.82 $30.10
    1
    Add To Cart
  • GMC 97325546
    97325546
    LIFTER, VALVE(LIFTER CAN BLACK ENAMEL USED WITH EITHER PUSH RODS, 97367163 OR 97240416)
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 16
    • Package Quantity: 1
    $70.30 $40.39
    1
    Add To Cart
  • GASKET, Engine Camshaft & Valve Rocker Cover
    12637683
    GASKET, VALVE ROCKER ARM COVER(PART OF 505)
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 02
    • Package Quantity: 1
    $34.05 $21.63
    1
    Add To Cart
  • GMC 12628569
    12628569
    GASKET, VALVE ROCKER ARM COVER
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 02
    • Package Quantity: 1
    $41.25 $30.14
    1
    Add To Cart
  • 97321295
    GASKET, VALVE ROCKER ARM COVER SPACER(LOWER COVER TO HEAD)
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 02
    • Package Quantity: 1
    $121.28 $77.08
    1
    Add To Cart
  • BOLT, Hex
    11588711
    BOLT, HEX FLANGED HEAD,M6X1X16, 10 THREAD, 14.2 OUTSIDE DIAMETER, 8.8 STEEL, GMW3359(VALVE ROCKER ARM COVER OIL DEFLECTOR)
    • Require Quantity: 04
    • Package Quantity: 1
    $7.39 $4.69
    1
    Add To Cart
  • 11588712
    BOLT, HEX FLANGED HEAD,M6X1X20,17.5 THREAD,14.2 O.D.,8.8, GMW3359(PCV HOSE CLIP)
    $7.39 $4.69
    10
    Add To Cart
  • 11588712
    BOLT, HEX FLANGED HEAD,M6X1X20,17.5 THREAD,14.2 O.D.,8.8, GMW3359(PCV OIL SEPARATOR)
    • Require Quantity: 03
    • Package Quantity: 10
    $7.39 $4.69
    10
    Add To Cart
  • 11588712
    BOLT, HEX FLANGED HEAD,M6X1X20,17.5 THREAD,14.2 O.D.,8.8, GMW3359(CRANKCASE DEPRESSION REGULATOR VALVE)
    • Require Quantity: 02
    • Package Quantity: 10
    $7.39 $4.69
    10
    Add To Cart
  • 11588712
    BOLT, HEX FLANGED HEAD,M6X1X20,17.5 THREAD,14.2 O.D.,8.8, GMW3359(PART OF 209)
    $7.39 $4.69
    10
    Add To Cart
  • BOLT, Engine Cylinder Head
    12558840
    BOLT, CYL HEAD(SHORT)(M8X1.25X45)
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 10
    • Package Quantity: 1
    $5.95 $3.59
    1
    Add To Cart
  • 19258707
    BOLT, CYL HEAD(LONG)(M11X2X100)
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 20
    • Package Quantity: 1
    $5.42 $3.28
    1
    Add To Cart
  • 11610681
    BOLT, CYL HEAD(M12 X 121MM FLANGE)(UPPER)(WHEN REPLACING ONE BOLT; ALL MUST BLACK ENAMEL REPLACED)
    • Fitting Vehicle Options: CK2,3(LML,LGH)
    • Require Quantity: 36
    • Package Quantity: 1
    $10.21 $6.49
    1
    Add To Cart
  • GMC 98065558
    98065558
    BOLT, CYL HEAD(M8X1.25X96)
    • Fitting Vehicle Options: CK2,3(LML,LGH)
    • Require Quantity: 08
    • Package Quantity: 1
    $7.02 $4.46
    1
    Add To Cart
  • SEAL KIT, Engine Valve
    12482063
    SEAL KIT, INTAKE VALVE STEM OIL(W/SPRING SHIM)(14.4MM)(CONTAINS 8 SEALS)
    $60.23 $36.39
    1
    Add To Cart
  • 12482062
    SEAL KIT, EXHAUST VALVE STEM OIL(22.8MM)(CONTAINS 8 SEALS)
    $66.04 $37.95
    1
    Add To Cart
  • GASKET, Engine Cylinder Head
    12610046
    GASKET, CYL HEAD(NEW HEAD BLTS REQ'D WHEN HEAD IS REMOVED)
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 02
    • Package Quantity: 1
    $134.63 $85.57
    1
    Add To Cart
  • 12637785
    GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(1.05+/- 0.050 MM)(GRADE C)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
    • Location: Driver Side
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    $112.69 $68.07
    1
    Add To Cart
  • 12637788
    GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(GRADE C)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
    • Location: Passenger Side
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    $112.68 $75.52
    1
    Add To Cart
  • 12637790
    GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(GRADE A)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
    • Location: Passenger Side
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    $65.43 $41.59
    1
    Add To Cart
  • GMC 12637786
    12637786
    GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(GRADE B)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
    • Location: Driver Side
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    $65.13 $39.35
    1
    Add To Cart
  • 12637787
    GASKET, CYL HEAD(GRADE A)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
    • Location: Driver Side
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    $76.05 $47.67
    1
    Add To Cart
  • 12637789
    GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(GRADE B)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
    • Location: Passenger Side
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    $85.38 $40.88
    1
    Add To Cart
  • GUIDE, Engine Valve Push Rod Cover
    12595365
    GUIDE, VALVE LIFTER(ACCOMMODATES 4 VALVE LFTRS EACH,WITH SIDE GROOVES)
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 04
    • Package Quantity: 1
    $17.43 $10.54
    1
    Add To Cart
  • GMC 97240845
    97240845
    GUIDE, VALVE LIFTER
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 08
    • Package Quantity: 1
    $21.86 $13.21
    1
    Add To Cart
  • ARM, Engine Valve Rocker
    12681275
    ARM, EXHAUST VALVE ROCKER(USE WITH QTY 08 OF 12569167)
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 08
    • Package Quantity: 1
    $22.71 $13.72
    1
    Add To Cart
  • GMC 97365293
    97365293
    ARM, VALVE ROCKER(INTAKE)(INCLUDES 246,250,254)
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 04
    • Package Quantity: 1
    $162.59 $80.63
    1
    Add To Cart
  • GMC 12696105
    12696105
    ARM, INTAKE VALVE ROCKER(OFFSET INLET ROCKER ARM)
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 08
    • Package Quantity: 1
    $21.45 $12.96
    1
    Add To Cart
  • GMC 98004537
    98004537
    ARM, VALVE ROCKER(EXHAUST)(INCLUDES 246,250,254)
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 04
    • Package Quantity: 1
    $174.02 $110.60
    1
    Add To Cart
  • BOLT, Engine Camshaft & Valve Rocker Cover
    12577215
    BOLT, VALVE ROCKER ARM COVER(INCLUDES 515)(PART OF 505)(M6.0X1.0)(W/GROMMET,SLEEVE)
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 08
    • Package Quantity: 1
    $7.48 $4.75
    1
    Add To Cart
  • 11611125
    BOLT, VALVE ROCKER ARM COVER SPACER(M6X30 HEXAGON HEAD)
    • Fitting Vehicle Options: CK2,3(LML,LGH)
    • Require Quantity: 08
    • Package Quantity: 1
    $7.39 $4.69
    1
    Add To Cart
  • GMC 11611126
    11611126
    BOLT, VALVE ROCKER ARM COVER SPACER(M6X50 HEXAGON SOCKET)
    • Fitting Vehicle Options: CK2,3(LML,LGH)
    • Require Quantity: 24
    • Package Quantity: 1
    $7.39 $4.69
    1
    Add To Cart
  • GMC 11611127
    11611127
    BOLT, VALVE ROCKER ARM COVER
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 36
    • Package Quantity: 1
    $7.39 $4.69
    1
    Add To Cart
  • ROD, Engine Valve Push Rod
    10238852
    ROD, VALVE PUSH
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 16
    • Package Quantity: 1
    $30.29 $18.31
    1
    Add To Cart
  • 97240416
    ROD, VALVE PUSH(MUST BLACK ENAMEL USED W/ HARDENED LIFTERS 97325546.)
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 16
    • Package Quantity: 1
    $16.33 $13.06
    1
    Add To Cart
  • COVER, Engine Valve Rocker & Camshaft
    12642655
    COVER, VALVE ROCKER ARM(INCLUDES 504,515,516,900)(INCLUDES COVER,GASKET,BOLT,DEFLECTOR,FITTING)
    • Location: Driver Side
    • Fitting Vehicle Options: CK2,3(L96)
    $115.34 $77.34
    1
    Add To Cart
  • 12637684
    COVER, VALVE ROCKER ARM(INCLUDES 504,515,516)(INCLUDES COVER,GASKET,BOLT,CONNECTOR,BAFFLE,CAP)
    • Location: Passenger Side
    • Fitting Vehicle Options: CK2,3(L96)
    $124.57 $79.18
    1
    Add To Cart
  • GMC 12642769
    12642769
    COVER, VALVE ROCKER ARM
    • Location: Driver Side
    • Fitting Vehicle Options: CK2,3(LGH), CK2,3(LML)
    $142.08 $90.29
    1
    Add To Cart
  • TUBE, Engine Crankcase Ventilation
    12597774
    TUBE, PCV(DIRTY AIR)(INCLUDES 903)(WITH PVC VALVE AT MANIFOLD)
    • Fitting Vehicle Options: CK2,3(L96)
    $29.90 $15.85
    1
    Add To Cart
  • 12609373
    TUBE, PCV(FRESH AIR)
    • Fitting Vehicle Options: CK1,2,3(LC9,LMG,LZ1,L20,L9H,L94,L96)
    $33.18 $17.59
    1
    Add To Cart
  • VALVE, Exhaust
    12582719
    VALVE, EXHAUST(STD)
    • Fitting Vehicle Options: CK2,3(L96,MYD)
    • Require Quantity: 08
    • Package Quantity: 1
    $35.43 $21.41
    1
    Add To Cart
  • 12612427
    VALVE, EXHAUST(STD)(ICONEL)
    • Fitting Vehicle Options: CK2,3(L96,MYD,MQ7,ZW9)
    • Require Quantity: 08
    • Package Quantity: 12
    $47.10 $29.94
    12
    Add To Cart
  • 97366946
    VALVE, EXHAUST
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 16
    • Package Quantity: 1
    $74.52 $36.97
    1
    Add To Cart
  • KEY, Engine Valve Spring Cap
    10166345
    KEY, VALVE STEM
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 16
    • Package Quantity: 10
    $5.17 $3.28
    10
    Add To Cart
  • GMC 12636193
    12636193
    KEY, VALVE STEM
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 16
    • Package Quantity: 1
    $7.39 $4.69
    1
    Add To Cart
  • SPRING, Engine Valve
    12706568
    SPRING, VALVE
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 16
    • Package Quantity: 1
    $7.39 $4.63
    1
    Add To Cart
  • GMC 98025825
    98025825
    SPRING, VALVE
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 32
    • Package Quantity: 1
    $28.51 $17.24
    1
    Add To Cart
  • PLUG, Engine Cylinder Head
    11610259
    PLUG, CYL HEAD CORE HOLE(M12X1.5X21.2)(HEXAGON,SOCKET)
    • Fitting Vehicle Options: CK2,3(L96)
    $11.14 $6.72
    1
    Add To Cart
  • GMC 94029588
    94029588
    PLUG, CYL HEAD CORE HOLE(PART OF 228)(16MM OUTSIDE DIAMETER)(0.253)
    • Fitting Vehicle Options: CK2,3(LML,LGH)
    • Require Quantity: 03
    • Package Quantity: 1
    $7.02 $4.24
    1
    Add To Cart
  • GMC 94032652
    94032652
    PLUG, CYL HEAD CORE HOLE(28MM O.D.)(0.034)
    • Fitting Vehicle Options: CK2,3(LML,LGH)
    • Require Quantity: 02
    • Package Quantity: 1
    $2.31 $1.38
    1
    Add To Cart
  • 94033681
    PLUG, CYL HEAD CORE HOLE(PART OF 228)(OUTSIDE DIAMETER=20)(0.253)
    • Fitting Vehicle Options: CK2,3(LML,LGH)
    • Require Quantity: 02
    • Package Quantity: 1
    $2.43 $1.44
    1
    Add To Cart
  • HEAD, Engine Cylinder
    12629062
    HEAD, CYL (W/VLVS)(12602048 QTY 1 AS REQUIRED)(HEAD HEAD W/INCONEL VALVES)(USE TOGETHER WITH ENGINE COOLANT AIR BLEED)
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 02
    • Package Quantity: 1
    • Replaced By: 12711770
    $1306.42 $823.04
    1
    Add To Cart
  • GMC 12690607
    12690607
    HEAD, CYL(MACHINING)(INCLUDES 223,226,234,235)
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 02
    • Package Quantity: 1
    $2062.01 $1298.76
    1
    Add To Cart
  • SEAL, Engine Crankcase
    12629458
    SEAL, PCV VALVE(PART OF 261)(UPPER INTAKE MANIFOLD)(O-RING)(3.342)
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    $20.08 $12.60
    1
    Add To Cart
  • 24100002
    SEAL, OIL FILLER TUBE(O RING)(27.94MM INNER DIAMETER)(SIZE #320)
    • Fitting Vehicle Options: CK2,3
    • Require Quantity: 02
    • Package Quantity: 5
    $5.47 $2.72
    5
    Add To Cart
  • 19351569
    WIRE, Spark Plug or Coil, WIRE,SPARK PLUG(HAS GM MARKINGS)(*KIT1)
    • Require Quantity: 08
    • Package Quantity: 1
    • Replaced By: 12731653
    $62.18 $32.96
    1
    Add To Cart
  • 24100002
    SEAL, Engine Oil Filler, SEAL,OIL FILLER CAP(O RING)(PART OF 424)(27.94MM INNER DIAMETER)(SIZE #320)(1.745)
    • Require Quantity: 02
    • Package Quantity: 5
    $5.47 $2.72
    5
    Add To Cart
  • BOLT, Engine Valve Rocker Arm Shaft
    12560961
    BOLT, VALVE ROCKER ARM PIVOT SUPPORT(M8X1.25X52.5)
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 16
    • Package Quantity: 1
    $9.27 $5.89
    1
    Add To Cart
  • GMC 94011951
    94011951
    BOLT, VALVE ROCKER ARM SHAFT SUPPORT
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 05
    • Package Quantity: 1
    $30.19 $18.24
    1
    Add To Cart
  • VALVE, Intake
    12627970
    VALVE, INTAKE
    • Fitting Vehicle Options: CK2,3(L96)
    • Require Quantity: 08
    • Package Quantity: 1
    $37.23 $18.63
    1
    Add To Cart
  • GMC 12638805
    12638805
    VALVE, INTAKE
    • Fitting Vehicle Options: CK2,3(LGH,LML)
    • Require Quantity: 16
    • Package Quantity: 1
    $44.41 $26.84
    1
    Add To Cart
  • GMC 11547607
    11547607
    CLAMP, Heater, CLAMP,PCV OIL SEPARATOR DRAIN HOSE(PART OF 209)
    • Replaced By: 11570871
    $6.67 $4.24
    1
    Add To Cart
  • COVER, Engine Valve Rocker
    GMC 12642771
    12642771
    COVER, VALVE ROCKER ARM UPPER
    • Location: Passenger Side
    $155.09 $98.57
    1
    Add To Cart
  • GMC 12640380
    12640380
    COVER, VALVE ROCKER ARM LOWER
    • Require Quantity: 02
    • Package Quantity: 1
  • GMC 12642417
    12642417
    CLAMP, Engine Oil Filler Tube, CLAMP,PCV TUBE HOSE(PART OF 203)(CRIMP, INSIDE DIAMETER 23.9 CLOSED, 27.1 OPEN, WIDTH 7)
    • Require Quantity: 02
    • Package Quantity: 1
    $8.88 $5.64
    1
    Add To Cart
  • SUPPORT, Engine Valve Rocker Arm Shaft
    GMC 97224904
    97224904
    SUPPORT, VALVE ROCKER ARM SHAFT(AT END OF SHAFTS)
    • Require Quantity: 02
    • Package Quantity: 1
    $33.67 $20.34
    1
    Add To Cart
  • GMC 97224906
    97224906
    SUPPORT, VALVE ROCKER ARM SHAFT(BETWEEN CYL 2&3)
    $31.16 $19.80
    1
    Add To Cart
  • 98004540
    SUPPORT, VALVE ROCKER ARM SHAFT(BETWEEN CYL 1&2 BETWEEN CYL 3&4)
    • Require Quantity: 02
    • Package Quantity: 1
    $32.84 $19.84
    1
    Add To Cart
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 2012 GMC Sierra 3500 HD Denali 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 6.0L Flex, 8 Cyl 6.6L Diesel. Model Code: CREW CAB 1 TON, CREW CAB 1 TON 119.0, EXTENDED CREW CAB 1 TON 161.5.