Engine Assembly-Cylinder Head And Related Parts fit your 2007 Chevrolet Monte Carlo

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2007 Chevrolet Monte Carlo
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Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware
Body Mounting, Air Conditioning, Audio/Entertainment
Body Wiring, Roof Trim
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cooling System, Grille, Oil System
Frames, Springs, Shocks, Bumpers
Front End Sheet Metal, Heater
Front Suspension, Steering
Fuel System, Exhaust, Emission System
Interior Trim, Front Seat Trim, Seat Belts
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Glass, Seat Parts, Adjuster
Rear Seat Trim, Carpet
Starter, Generator, Ignition, Electrical, Lamps
Transmission - Automatic
Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors
Categories Close X

Currently selected

Other Categories

Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware
Body Mounting, Air Conditioning, Audio/Entertainment
Body Wiring, Roof Trim
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cooling System, Grille, Oil System
Frames, Springs, Shocks, Bumpers
Front End Sheet Metal, Heater
Front Suspension, Steering
Fuel System, Exhaust, Emission System
Interior Trim, Front Seat Trim, Seat Belts
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Glass, Seat Parts, Adjuster
Rear Seat Trim, Carpet
Starter, Generator, Ignition, Electrical, Lamps
Transmission - Automatic
Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors
Sort by:
Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
  • SPARK PLUG,Glow)
    19417055
    SPARK PLUG, GASOLINE ENGINE IGNITION(SPARK PLUG IS PRE-GAPPED,DO NOT CHANGE)(IRIDIUM)
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 08
    • Package Quantity: 1
    $16.34 $9.11
    1
    Add To Cart
  • 12681662
    SPARK PLUG, GASOLINE ENGINE IGNITION(SPARK PLUG IS PRE-GAPPED,DO NOT CHANGE)(IRIDIUM)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    • Require Quantity: 06
    • Package Quantity: 8
    $15.80 $8.81
    8
    Add To Cart
  • LIFTER, Engine Valve Lifter
    12648846
    LIFTER, VALVE(NON-ACTIVE LIFTERS)
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 16
    • Package Quantity: 1
    • Replaced By: 12698945
    $48.50 $29.31
    1
    Add To Cart
  • 12680871
    LIFTER, VALVE(HYDRAULIC, ROLLER, ACTIVE FUEL MANAGEMENT LIFTER)(ACTIVE)
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 08
    • Package Quantity: 1
    • Replaced By: 12698946
    $79.72 $45.81
    1
    Add To Cart
  • Chevrolet 12721201
    12721201
    LIFTER, VALVE(MERCH PACKING OF QTY 4)
    • Fitting Vehicle Options: W(LZE), W(LZ4)
    $100.47 $63.84
    1
    Add To Cart
  • Chevrolet 17120070
    17120070
    LIFTER, VALVE
    • Fitting Vehicle Options: W(LZ4), W(LZE)
    • Require Quantity: 12
    • Package Quantity: 8
    $33.48 $21.29
    8
    Add To Cart
  • GASKET, Engine Camshaft & Valve Rocker Cover
    12637683
    GASKET, VALVE ROCKER ARM COVER(PART OF 505)(*KIT2)
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 02
    • Package Quantity: 1
    $33.15 $21.06
    1
    Add To Cart
  • 10154775
    GASKET, VALVE ROCKER ARM COVER(PART OF 526,535)(*KIT1)
    • Fitting Vehicle Options: W(LZ8,LZE,LZ4)
    $42.96 $25.96
    1
    Add To Cart
  • BOLT, Engine Cylinder Head
    12558840
    BOLT, CYL HEAD(M8X1.25X45)
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 10
    • Package Quantity: 1
    $5.95 $3.59
    1
    Add To Cart
  • 19258707
    BOLT, CYL HEAD(M11X2X100)
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 20
    • Package Quantity: 1
    $5.42 $3.28
    1
    Add To Cart
  • Chevrolet 11562207
    11562207
    BOLT, CYL HEAD(THIS PART HAS A SMALLER FLANGE, USED AT THE 2 CORNERS OF THE HEAD ON THE INTAKE GASKET SIDE)(M11X1.5X115,58 THREAD,REDUCED BODY,22 OUTSIDE DIAMETER,10.9,3359GMW,SPECIAL)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    • Require Quantity: 04
    • Package Quantity: 10
    $6.37 $4.04
    10
    Add To Cart
  • 11569648
    BOLT, CYL HEAD(M11X1.5X115,62 THREAD)
    • Fitting Vehicle Options: W(LZ4,LZ8,LZE), W(LZ4,LZE,LZ8)
    • Require Quantity: 12
    • Package Quantity: 1
    $8.09 $5.13
    1
    Add To Cart
  • 11569648
    BOLT, CYL HEAD(SINGLE USE)(M11X1.5X115,62 THREAD)
    • Fitting Vehicle Options: W(LZ4,LZE,LZ8)
    • Require Quantity: 12
    • Package Quantity: 1
    $8.09 $5.13
    1
    Add To Cart
  • CAP, Engine Oil Filler
    12589430
    CAP, OIL FILLER(SAE 5W30, VENTED, W/SEAL)(INCLUDES 531)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    $41.93 $22.22
    1
    Add To Cart
  • 12573337
    CAP, OIL FILLER(SAE 5W30, NON-VENTED, SEAL)(INCLUDES 450)
    • Fitting Vehicle Options: W(LS4)
    $20.44 $10.83
    1
    Add To Cart
  • SEAL KIT, Engine Valve
    12482063
    SEAL KIT, INTAKE VALVE STEM OIL(14.4MM)(CONTAINS 8 SEALS)(*KIT1)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    $58.65 $35.44
    1
    Add To Cart
  • 12482063
    SEAL KIT, INTAKE VALVE STEM OIL(14.4MM)(CONTAINS 8 SEALS)
    • Fitting Vehicle Options: W(LS4)
    $58.65 $35.44
    1
    Add To Cart
  • 12482062
    SEAL KIT, EXHAUST VALVE STEM OIL(22.8MM)(CONTAINS 8 SEALS)(*KIT1)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    $64.30 $36.95
    1
    Add To Cart
  • 12482062
    SEAL KIT, EXHAUST VALVE STEM OIL(22.8MM)(CONTAINS 8 SEALS)
    • Fitting Vehicle Options: W(LS4)
    $64.30 $36.95
    1
    Add To Cart
  • GUIDE, Engine Valve Push Rod Cover
    12669184
    GUIDE, VALVE LIFTER(FRONT)
    • Fitting Vehicle Options: W(LS4)
    $20.37 $12.78
    1
    Add To Cart
  • 12669185
    GUIDE, VALVE LIFTER(REAR)
    • Fitting Vehicle Options: W(LS4)
    $19.95 $12.52
    1
    Add To Cart
  • Chevrolet 12574774
    12574774
    GUIDE, VALVE LIFTER
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    • Require Quantity: 02
    • Package Quantity: 1
    $19.24 $12.24
    1
    Add To Cart
  • Chevrolet 12574774
    12574774
    GUIDE, VALVE LIFTER
    • Location: Driver Side
    • Fitting Vehicle Options: W(LZ8)
    $19.24 $12.24
    1
    Add To Cart
  • 12600066
    GUIDE, VALVE LIFTER
    • Fitting Vehicle Options: W(LZ8)
    $9.64 $6.11
    1
    Add To Cart
  • PIN, Engine Cylinder Head
    14024244
    PIN, CYL HEAD LOCATING(SPLIT,15X12.5,CHAM,STEEL)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    • Require Quantity: 04
    • Package Quantity: 1
    $7.04 $4.24
    1
    Add To Cart
  • 12570326
    PIN, CYL HEAD LOCATING
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 04
    • Package Quantity: 1
    $7.20 $4.35
    1
    Add To Cart
  • GASKET, Engine Cylinder Head
    12589226
    GASKET, CYL HEAD(NEW HEAD BLTS REQ'D WHEN HEAD IS REMOVED)(*KIT2)
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 02
    • Package Quantity: 1
    $68.56 $45.95
    1
    Add To Cart
  • Chevrolet 12624627
    12624627
    GASKET, CYL HEAD(*KIT1)
    • Location: Driver Side
    • Fitting Vehicle Options: W(LZE), W(LZ4), W(LZ8)
    $36.88 $23.43
    1
    Add To Cart
  • Chevrolet 12624628
    12624628
    GASKET, CYL HEAD(*KIT1)
    • Location: Passenger Side
    • Fitting Vehicle Options: W(LZ4), W(LZE), W(LZ8)
    $41.52 $25.09
    1
    Add To Cart
  • RETAINER, Spark Plug Ignition Wire
    12163607
    RETAINER, SPARK PLUG WIRE(RETAINS 3-7MM LEADS,HINGED LOCKING,NARROW BLADE MOUNT TYPE)
    • Fitting Vehicle Options: W(LZE), W(LZ4), W(LZ8)
    $1.84 $0.98
    10
    Add To Cart
  • 12132208
    RETAINER, SPARK PLUG WIRE(RETAINS 3-7MM LEADS,HINGED LOCKING COVER & ROSEBUD TYPE MOUNT)
    • Fitting Vehicle Options: W(LZ4), W(LZE), W(LZ8)
    • Require Quantity: 03
    • Package Quantity: 1
    $7.19 $4.57
    1
    Add To Cart
  • ARM, Engine Valve Rocker
    12681275
    ARM, VALVE ROCKER
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 16
    • Package Quantity: 1
    $22.11 $13.36
    1
    Add To Cart
  • Chevrolet 12577695
    12577695
    ARM, VALVE ROCKER(INCLUDES 207)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    • Require Quantity: 12
    • Package Quantity: 1
    $37.65 $22.76
    1
    Add To Cart
  • WIRE KIT, Spark or Glow Plug Ignition
    19351593
    WIRE KIT, SPARK PLUG(INCLUDES 724)(CONTAINS 8 WIRES)
    • Fitting Vehicle Options: W(LS4)
    • Replaced By: 19417612
    $221.36 $99.16
    1
    Add To Cart
  • Chevrolet 19417611
    19417611
    WIRE KIT, SPARK PLUG(CONTAINS 6 WIRES)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    $197.28 $88.38
    1
    Add To Cart
  • BOLT, Engine Camshaft & Valve Rocker Cover
    12577215
    BOLT, VALVE ROCKER ARM COVER(PART OF 505)(INCLUDES 515)(M6.0X1.0)(W/GROMMET,SLEEVE)
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 08
    • Package Quantity: 1
    $7.29 $4.63
    1
    Add To Cart
  • 11589120
    BOLT, VALVE ROCKER ARM COVER(W/WASHER & GROMMET)(INCLUDES 528)(PART OF 526,535)
    • Fitting Vehicle Options: W(LZ8,LZ4,LZE)
    • Require Quantity: 08
    • Package Quantity: 1
    $63.07 $40.08
    1
    Add To Cart
  • ROD, Engine Valve Push Rod
    10238852
    ROD, VALVE PUSH
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 16
    • Package Quantity: 1
    $29.50 $17.83
    1
    Add To Cart
  • 12577692
    ROD, VALVE PUSH(INTAKE)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    • Require Quantity: 06
    • Package Quantity: 1
    $19.59 $12.45
    1
    Add To Cart
  • 12577693
    ROD, VALVE PUSH(EXHAUST)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    • Require Quantity: 06
    • Package Quantity: 1
    $23.65 $15.03
    1
    Add To Cart
  • TUBE, Engine Crankcase
    12582073
    TUBE, OIL FILLER(INCLUDES 534)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
  • 12584748
    TUBE, OIL FILLER(INCLUDES 422)
    • Fitting Vehicle Options: W(LS4)
  • KEY, Engine Valve Spring Cap
    10166345
    KEY, VALVE STEM
    • Fitting Vehicle Options: W(LZ8,LZ4,LZE)
    • Require Quantity: 24
    • Package Quantity: 10
    $5.03 $3.19
    10
    Add To Cart
  • 10166345
    KEY, VALVE STEM
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 32
    • Package Quantity: 10
    $5.03 $3.19
    10
    Add To Cart
  • SPRING, Engine Valve
    12706568
    SPRING, VALVE
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 16
    • Package Quantity: 1
    $7.20 $4.51
    1
    Add To Cart
  • 12600774
    SPRING, VALVE
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    • Require Quantity: 12
    • Package Quantity: 1
    $11.45 $8.80
    1
    Add To Cart
  • PLUG, Engine Cylinder Head
    11610259
    PLUG, CYL HEAD CORE HOLE(M12X1.5X21.2)(HEXAGON,SOCKET)
    $11.14 $6.72
    1
    Add To Cart
  • Chevrolet 11562126
    11562126
    PLUG, CYL HEAD CORE HOLE(PART OF 218)(CUP,32.03X7.88X1.27, S30400 STAINLESS STEEL PER SAE J405.)
    • Require Quantity: 02
    • Package Quantity: 10
    $4.17 $2.65
    10
    Add To Cart
  • VALVE, Exhaust
    12563064
    VALVE, EXHAUST(STD)
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 04
    • Package Quantity: 1
    • Replaced By: 12694167
    $36.38 $21.98
    1
    Add To Cart
  • Chevrolet 12701830
    12701830
    VALVE, EXHAUST
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    • Require Quantity: 06
    • Package Quantity: 1
    $48.43 $30.77
    1
    Add To Cart
  • BOLT, Engine Valve Lifter
    12551163
    BOLT, VALVE LIFTER GUIDE(M6X1.0X19)
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 04
    • Package Quantity: 10
    $5.70 $3.62
    10
    Add To Cart
  • Chevrolet 11519036
    11519036
    BOLT, VALVE LIFTER GUIDE RETAINER(8.900)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    • Require Quantity: 02
    • Package Quantity: 1
    $10.89 $6.92
    1
    Add To Cart
  • BOLT, Engine Valve Rocker Arm Shaft
    12560961
    BOLT, VALVE ROCKER ARM PIVOT SUPPORT(M8X1.25X52.5)
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 16
    • Package Quantity: 1
    $9.02 $5.73
    1
    Add To Cart
  • Chevrolet 11589067
    11589067
    BOLT, VALVE ROCKER ARM(PART OF 206)(8.900)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    $11.57 $7.36
  • TUBE, Engine Crankcase Ventilation
    12590670
    TUBE, PCV(FOUL AIR)(INCLUDE CONNECTOR O RINGS)
    $20.30 $11.17
    1
    Add To Cart
  • 12594592
    TUBE, PCV(FRESH AIR)
    $36.00 $17.34
    1
    Add To Cart
  • VALVE, Intake
    12563063
    VALVE, INTAKE(STD)
    • Fitting Vehicle Options: W(LS4,MN7)
    • Require Quantity: 04
    • Package Quantity: 1
    $38.28 $23.13
    1
    Add To Cart
  • Chevrolet 12577696
    12577696
    VALVE, INTAKE
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    • Require Quantity: 12
    • Package Quantity: 1
    $41.84 $25.27
    1
    Add To Cart
  • CAP, Engine Valve Spring
    10166344
    CAP, VALVE SPRING(EXHAUST)
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    • Require Quantity: 12
    • Package Quantity: 1
    $12.60
    1
    Add To Cart
  • 10166344
    CAP, VALVE SPRING(EXHAUST)
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 16
    • Package Quantity: 1
    $12.60
    1
    Add To Cart
  • COVER, Engine Valve Rocker & Camshaft
    12604500
    COVER, VALVE ROCKER ARM(INCLUDES 525,527,528,901,902)(INCLUDES COVER,BOLT,BAFFLE,ORIFICE,GASKET)
    • Location: Driver Side
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
    $90.62 $57.59
    1
    Add To Cart
  • 12622630
    COVER, VALVE ROCKER ARM(INCLUDES 504,515,516)
    • Location: Passenger Side
    • Fitting Vehicle Options: W(LS4)
    $135.74 $86.26
    1
    Add To Cart
  • 12622631
    COVER, VALVE ROCKER ARM(INCLUDES 504,515,516)
    • Location: Driver Side
    • Fitting Vehicle Options: W(LS4)
    $125.44 $79.72
    1
    Add To Cart
  • 12591710
    COVER, VALVE ROCKER ARM(INCLUDES 525,527,528,901,902)(INCLUDES COVER,BOLT,BAFFLE,GASKET)
    • Location: Passenger Side
    • Fitting Vehicle Options: W(LZE,LZ4,LZ8)
  • MANIFOLD, Engine Valve Rocker Arm
    12591943
    MANIFOLD, VALVE LIFTER OIL(INCLUDES 229-232,900)
    $112.11 $71.26
    1
    Add To Cart
  • 19300802
    MANIFOLD, VALVE LIFTER OIL(INCLUDES 229-232,900)(REFURBISHED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)
  • COIL, Ignition Coil
    12595088
    COIL, IGNITION(MELCO, EXCEPT BRACKET, BOLTS)
    • Replaced By: 19432144
    $172.68 $96.27
    1
    Add To Cart
  • 12595088
    COIL, IGNITION(MELCO, EXCEPT BRACKET, BOLTS)(SEE GROUP 02.000 "COIL & MODULE/IGNITION" FOR DETAILED ILLUSTRATED VIEW)
    • Replaced By: 19432144
    $172.68 $96.27
    1
    Add To Cart
  • HEAD, Engine Cylinder
    Chevrolet 12624612
    12624612
    HEAD, CYL(MACHINING)(INCLUDES 239-241)(W/O SAI)(MACHINED)(NEW)(FRONT CYL BANK - W/O AIR PORTS)
    • Fitting Vehicle Options: W(LZ4)
    $339.44 $216.34
    1
    Add To Cart
  • Chevrolet 12624612
    12624612
    HEAD, CYL(MACHINING)(INCLUDES 239-241)(W/O SAI)(MACHINED)(NEW)(FRONT CYL BANK - W/O AIR PORTS)
    • Fitting Vehicle Options: W(LZE,LZ8)
    • Require Quantity: 02
    • Package Quantity: 1
    $339.44 $216.34
    1
    Add To Cart
  • 12629058
    HEAD, CYL(INCLUDES 226)(INCLUDES VALVES)(DOES NOT INCLUDE ENGINE COOLANT AIR BLEED PLUG (12602048))
    • Fitting Vehicle Options: W(LS4)
    • Require Quantity: 02
    • Package Quantity: 1
    $1035.90 $654.03
    1
    Add To Cart
  • Chevrolet 12624613
    12624613
    HEAD, CYL(MACHINING)(INCLUDES 239-241)(W/SAI)(REAR CYL BANK - W/AIR PORTS)
    • Fitting Vehicle Options: W(LZ4)
  • GASKET KIT, Engine Cylinder Head
    19181414
    GASKET KIT, CYL HEAD(INCLUDES INTAKE MANIFOLD, CYL HEAD, ROCKER ARM COVER GASKETS, INTAKE MANIFOLD SEALS & VALVE STEM SEALS)(INCLUDES 201,215,525)
    $205.26 $117.95
    1
    Add To Cart
  • 19181414
    GASKET KIT, CYL HEAD(INCLUDES INTAKE MANIFOLD, CYL HEAD, ROCKER ARM COVER GASKETS, INTAKE MANIFOLD SEALS & VALVE STEM SEALS)(INCLUDES 201,209,215,525)
    $205.26 $117.95
    1
    Add To Cart
  • 11514596
    NUT, HEX FLANGED HEAD,M8X1.25,17.9 OUTSIDE DIAMETER,738 THICK,13MM HEXAGON,10, PHOSPHATE ZINC ORGANIC - FLAKE(IGNITION COIL BRACKET)(8.915)
    • Require Quantity: 02
    • Package Quantity: 1
    $12.60
    1
    Add To Cart
  • 11570903
    BOLT, HEX FLANGED HEAD,M8X1.25X20,12 THREAD,16 OUTSIDE DIAMETER,10.9,GMW3359, 6MM MAT POINT(IGNITION COIL)
    • Require Quantity: 02
    • Package Quantity: 1
    $16.69 $10.60
    1
    Add To Cart
  • 11519170
    BOLT, HEX FLANGED HEAD,M8X1.25X45,22 THREAD,18 OUTSIDE DIAMETER,8.8,3359GMW,REDUCED BODY.(PART OF 228)
    • Require Quantity: 03
    • Package Quantity: 1
    $11.72 $7.45
    1
    Add To Cart
  • Chevrolet 11514607
    11514607
    BOLT, HEX FLANGED HEAD,M5X.8X10,8.8 THREAD,11.4 OUTSIDE DIAMETER,9.8,PO(PART OF 228)
    • Require Quantity: 02
    • Package Quantity: 1
    $6.58 $4.18
    1
    Add To Cart
  • 24502262
    PLUG, CUP,1.014 OUTSIDE DIAMETER,.32 THICK,FROM .05 THICK 304 STAINLESS.(CYL HEAD CORE HOLE)(0.293)
    • Require Quantity: 02
    • Package Quantity: 1
    $7.03 $4.46
    1
    Add To Cart
  • 11588385
    STUD, HEXAGON HEAD,W/SPECIAL FLANGE,M10X1.5X17.5,M8X1.25X25, 14.5 OUTSIDE DIAMETER,9.8 GMW3359(IGNITION COIL)
    • Require Quantity: 02
    • Package Quantity: 1
  • Chevrolet 9415952
    9415952
    SCREW, PAN HEAD TAP,T#8-32X.3/8", O.D.,6010M,ZINC OR ZINC(PART OF 526,535)
    • Require Quantity: 04
    • Package Quantity: 1
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 2007 Chevrolet Monte Carlo parts. Parts like Engine Assembly-Cylinder Head And Related Parts are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.5L, 6 Cyl 3.5L Flex, 8 Cyl 5.3L. Model Code: LS, LT, SS.