Engine Assembly-Cylinder Head & Related Parts fit your 2018 Cadillac ATS Coupe

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2018 Cadillac ATS Coupe

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Part No. & Part Description

Price & Qty.

Part No. &
Part Description

12668429
SEAL, Engine Vacuum Pump, SEAL,VACUUM PUMP(PART OF 216)
$9.50 $4.65
1
Add To Cart

12635953
GASKET, Engine Camshaft & Valve Rocker Cover, GASKET,CAMSHAFT COVER(PERIMETER CAM COVER SEAL)
$18.81 $11.36
1
Add To Cart

12634516
GASKET, Engine Camshaft & Valve Rocker Cover, GASKET,INTAKE CAMSHAFT COVER
$8.63 $5.22
1
Add To Cart

12634517
GASKET, Engine Camshaft & Valve Rocker Cover, GASKET,EXHAUST CAMSHAFT COVER
$8.63 $5.22
1
Add To Cart

12627105
GASKET, Engine Camshaft & Valve Rocker Cover, GASKET,CAMSHAFT COVER INNER(ROUND GASKET)
- Require Quantity: 02
- Package Quantity: 1
$8.65 $5.23
1
Add To Cart

12635744
GASKET, Engine Camshaft & Valve Rocker Cover, GASKET,CAMSHAFT COVER INNER(FIGURE 8 GASKET)
$8.63 $5.22
1
Add To Cart

55575090
RETAINER, Computer Control Sensors, RETAINER,ENGINE COOLANT TEMPERATURE SENSOR(PART OF 234)(SQUARE CROSS SECTION WIRE)
$9.04 $4.97
1
Add To Cart

94040323
GASKET, Engine Camshaft & Valve Rocker Cover, GASKET,CAMSHAFT COVER(PART OF 216)(ROUND SEAL)(3.162)
$2.23 $1.42
10
Add To Cart

12629404
GASKET, Engine Cylinder Head, GASKET,CYL HEAD(WHEN REPLACING CYLINDER HEAD GASKET, REPLACE CYLINDER HEAD BOLTS)(*KIT1)
- Replaced By: 25203038
$56.24 $33.98
1
Add To Cart

12648547
SEAL, Engine Coolant By-Pass, SEAL,ENGINE COOLANT AIR BLEED PIPE (O RING)(*KIT2)
- Require Quantity: 02
- Package Quantity: 10
$5.42 $3.28
10
Add To Cart

GASKET, Engine Cylinder Head
12647574
GASKET, CYL HEAD
Location: Driver Side
$50.43 $30.48
1
Add To Cart
12647575
GASKET, CYL HEAD
- Location: Passenger Side
$50.43 $30.48
1
Add To Cart

12653350
SEAL, Engine Valve, SEAL,VALVE STEM OIL(EXHAUST SIDE)
- Require Quantity: 08
- Package Quantity: 1
$7.73 $4.67
1
Add To Cart

12662736
VALVE, Engine Camshaft, VALVE,CAMSHAFT POSITION ACTUATOR INTAKE SOLENOID(INCLUDES 218,219)(INCLUDE O RING SEAL)(MATING CONNECT USE 13587325)
$65.16 $37.78
1
Add To Cart

12662737
VALVE, Engine Camshaft, VALVE,CAMSHAFT POSITION ACTUATOR EXHAUST SOLENOID(INCLUDES 218,219)(O RING SEAL INCLUDED)
$64.31 $37.61
1
Add To Cart

12690246
ADJUSTER, Engine Valve Lifter, ADJUSTER,DUAL FEED HYDRAULIC VALVE LASH
- Require Quantity: 08
- Package Quantity: 1
$9.79 $5.91
1
Add To Cart

25202791
COIL, Ignition Coil, COIL,IGNITION(INCLUDES 213,214)
- Require Quantity: 04
- Package Quantity: 1
$120.78 $58.52
1
Add To Cart

12627184
GUIDE, Engine Timing, GUIDE,TIMING CHAIN(W/O BOLT, SCREW, & RETAINER)
$24.29 $14.67
1
Add To Cart

12663027
VALVE, Engine Crankcase, VALVE,PCV(PART OF 216)(INCLUDES 204)(TOP OF CAM COVER)
$54.12 $28.68
1
Add To Cart

22531637
PIN, Engine Camshaft & Valve Rocker Cover, PIN,CAMSHAFT COVER LOCATING(PART OF 1)(8MM DIAMETER,12MM LONG)(DOWEL)
- Require Quantity: 04
- Package Quantity: 10
$5.36 $3.23
10
Add To Cart

12639042
SEAL, Coolant Temperature (Engine Unit), SEAL,ENGINE COOLANT TEMPERATURE SENSOR(O RING)(PART OF 230,234)
$10.18 $5.40
1
Add To Cart

12642334
SEAL, Engine Crankcase, SEAL,PCV VALVE(PART OF 216,278)(16.56 MM DIAMETER SEAL. O.D.)
$9.04 $5.67
1
Add To Cart

12645181
SEAL, Fuel Pump Mounting, SEAL,FUEL PUMP HOUSING(O RING)(PART OF 50)
$0.50 $0.27
1
Add To Cart

12662527
VALVE, Intake, VALVE,INTAKE
- Require Quantity: 08
- Package Quantity: 1
$12.86 $7.76
1
Add To Cart

11518792
RETAINER, Ignition Coil, RETAINER,IGNITION COIL BOLT(PART OF 215)(7MM LONG)(FOR M6 BOLT)(1.428)
$7.36 $4.44
1
Add To Cart

11518792
RETAINER, Engine Crankcase, RETAINER,PCV VALVE(PART OF 203,206,216)(7MM LONG)(FOR M6 BOLT)(1.428)
$7.36 $4.44
1
Add To Cart

11518792
RETAINER, Engine Camshaft & Balance Shaft Hole, RETAINER,CAMSHAFT COVER BOLT(PART OF 216)(7MM LONG)(FOR M6 BOLT)(1.428)
- Require Quantity: 23
- Package Quantity: 1
$7.36 $4.44
1
Add To Cart

11518856
BOLT, Engine Camshaft & Balance Shaft Front, BOLT,HEX FLANGED HEAD,M6X1X43.4,14.8 THREAD,11 O.D.,8.8,GMW3179 CODE G(PART OF 256)(8.900)
- Require Quantity: 18
- Package Quantity: 1
$8.69 $5.26
1
Add To Cart

11518856
BOLT, Engine Camshaft & Balance Shaft Front, BOLT,HEX FLANGED HEAD,M6X1X43.4,14.8 THREAD,11 O.D.,8.8,GMW3179 CODE G(PART OF 25)(8.900)
- Require Quantity: 02
- Package Quantity: 1
$8.69 $5.26
1
Add To Cart

11518856
BOLT, Engine Camshaft & Balance Shaft Front, BOLT,HEX FLANGED HEAD,M6X1X43.4,14.8 THREAD,11 O.D.,8.8,GMW3179 CODE G(PART OF 25)(8.900)
- Require Quantity: 12
- Package Quantity: 1
$8.69 $5.26
1
Add To Cart

11519038
BOLT, Engine Timing, BOLT,HEX FLANGED HEAD,M6X1X30,24 THREAD,13.2 OUTSIDE DIAMETER,10.9,GMW3359, W/ADHESIVE ON THREADS(PART OF 216)(8.900)
- Require Quantity: 19
- Package Quantity: 1
$0.74 $0.46
1
Add To Cart

11547020
BOLT, Engine Cylinder Head, BOLT,CYL HEAD(M12X1.75X178)
- Require Quantity: 16
- Package Quantity: 1
$7.02 $4.24
1
Add To Cart

11547061
BOLT, Engine Camshaft & Valve Rocker Cover, BOLT,CAMSHAFT COVER(PART OF 1)(M6X1X30)(HEX FLANGED HEAD)(DISHED HEAD)(0.206)
- Require Quantity: 36
- Package Quantity: 1
$7.93 $4.78
1
Add To Cart

11547133
BOLT, Engine Camshaft, BOLT,CAMSHAFT CARRIER(PART OF 25)(BOLT-HEXFLANGE, M6X1X50,10 SOCKET, 14 OUTSIDE DIAMETER, M-POINT)
- Require Quantity: 27
- Package Quantity: 1
$0.88 $0.56
1
Add To Cart

11547584
BOLT, Engine Cylinder Head, BOLT,CYL HEAD(M8X1.25X81)
- Require Quantity: 03
- Package Quantity: 1
$7.02 $4.40
1
Add To Cart

11547931
BOLT, Engine Crankcase, BOLT,PCV VALVE(PART OF 203,206,216)
- Require Quantity: 02
- Package Quantity: 1
$11.14 $6.73
1
Add To Cart

11588547
PLUG, Cylinder Head Valve Seat, PLUG,CYL HEAD OIL GALLERY(PART OF 256)(M12X1.75X16.5)(20.5OD)(W/SEALANT)
$9.36 $5.65
1
Add To Cart

11588547
PLUG, Engine Camshaft & Valve Rocker Cover, PLUG,CAMSHAFT COVER OPENING(PART OF 216)(M12X1.75X16.5)(20.5OD)(W/SEALANT)(0.253)
$9.36 $5.65
1
Add To Cart

11609650
BOLT, Engine Cylinder Head, BOLT,CYL HEAD OPENING PLATE(PART OF 25,30)(M6X1X20MM)(TORX PAN)(8.903)
- Require Quantity: 03
- Package Quantity: 1
$5.14 $3.27
1
Add To Cart

11610687
BOLT, Engine Cylinder Head, BOLT,CYL HEAD(SINGLE USE)(M11X2X165)(*KIT1)
- Require Quantity: 10
- Package Quantity: 1
$7.54 $4.55
1
Add To Cart

11611106
BOLT, Engine Coolant, BOLT,WATER OUTLET(PART OF 234)(M6X1X34)
- Require Quantity: 02
- Package Quantity: 1
$5.21 $3.37
1
Add To Cart

11612183
BOLT, Fuel Pump, BOLT,FUEL PUMP(PART OF 50)(M8X1.25X35.7")
- Require Quantity: 02
- Package Quantity: 1
$8.00 $4.24
1
Add To Cart

12570326
PIN, Engine Cylinder Head, PIN,CYL HEAD LOCATING
- Require Quantity: 02
- Package Quantity: 1
$7.94 $4.97
1
Add To Cart

12570326
PIN, Engine Cylinder Head, PIN,CYL HEAD LOCATING
- Require Quantity: 04
- Package Quantity: 1
$7.94 $4.97
1
Add To Cart

12574477
RING, Engine Camshaft, RING,CAMSHAFT SPROCKET OIL SEAL(PART OF 222,227)
- Require Quantity: 04
- Package Quantity: 1
$13.65 $8.25
1
Add To Cart

12575196
RETAINER, Engine Valve, RETAINER,VALVE SPRING
- Require Quantity: 16
- Package Quantity: 1
$8.80 $5.30
1
Add To Cart

12575197
KEY, Engine Valve Spring Cap, KEY,VALVE STEM
- Require Quantity: 32
- Package Quantity: 1
$7.74 $4.67
1
Add To Cart

12580965
VALVE, Engine Oil Distribution, VALVE,ENGINE OIL MANIFOLD CHECK(PART OF 25)
- Require Quantity: 04
- Package Quantity: 1
$7.53 $4.55
1
Add To Cart

12613249
SEAL, Spark Plug, SEAL,SPARK PLUG SHIELD
- Require Quantity: 04
- Package Quantity: 1
$9.50 $5.65
1
Add To Cart

12626896
CAMSHAFT, Engine, CAMSHAFT,INTAKE(INCLUDES 268)
$303.05 $183.10
1
Add To Cart

12626901
CAMSHAFT, Engine, CAMSHAFT,EXHAUST(INCLUDES 268)(JOURNAL WIDTH: 21 +/-1)
- Replaced By: 28290130
$350.83 $211.97
1
Add To Cart

12626916
BRACKET, Engine Lift, BRACKET,ENGINE LIFT FRONT
$11.09 $7.05
1
Add To Cart

12626917
BRACKET, Engine Lift, BRACKET,ENGINE LIFT REAR
$15.72 $9.99
1
Add To Cart

12636316
RING, Engine Camshaft, RING,CAMSHAFT SPROCKET OIL SEAL(PART OF 29,32)
$11.53 $6.96
1
Add To Cart

12638266
SENSOR, Distributor (also Knock Sensor), SENSOR,CAMSHAFT POSITION(INCLUDES 250,252,253)(W/ BOLT, RETAINER, SEAL, & SENSOR)
- Require Quantity: 02
- Package Quantity: 1
$76.01 $37.58
1
Add To Cart

12646961
PLUG, Cylinder Head Valve Seat, PLUG,CYL HEAD OIL GALLERY(PART OF 256)(CUP, 10.5OD, 5 THICK,304SS)
- Require Quantity: 02
- Package Quantity: 1
$5.48 $3.48
1
Add To Cart

12647867
VALVE, Intake, VALVE,INTAKE(PART OF 25)
- Require Quantity: 12
- Package Quantity: 1
$10.26 $6.20
1
Add To Cart

12647868
VALVE, Exhaust, VALVE,EXHAUST(PART OF 25)
- Require Quantity: 12
- Package Quantity: 1
$16.19 $9.78
1
Add To Cart

12647873
SPRING, Engine Valve, SPRING,VALVE(PART OF 25)
- Require Quantity: 24
- Package Quantity: 1
$17.97 $11.41
1
Add To Cart

12647879
RETAINER, Engine Valve, RETAINER,VALVE SPRING(PART OF 25)
- Require Quantity: 24
- Package Quantity: 5
$9.65 $6.13
5
Add To Cart

12653191
HOSE, Engine Coolant By-Pass, HOSE,ENGINE COOLANT AIR BLEED(W/O CLAMP)(*KIT2)
$36.94 $24.38
1
Add To Cart

12653457
PLATE, Engine Cylinder Head, PLATE,CYL HEAD OPENING(INCLUDES 31)(PART OF 25)
$20.62 $13.11
1
Add To Cart

12654116
BRACKET, Chassis/Engine Wiring Harness, BRACKET,ENGINE WIRING HARNESS(2.483)
$6.08 $3.87
1
Add To Cart

ARM, Engine Valve Rocker
12654646
ARM, VALVE ROCKER(INCLUDES RETAINING CLIP)
Fitting Vehicle Options: AC,AD,AG(LGX)
Require Quantity: 16
Package Quantity: 1
$7.74 $4.85
1
Add To Cart
12693909
ARM, VALVE ROCKER
- Fitting Vehicle Options: AC,AD,AG(LGX,KC4)
- Require Quantity: 24
- Package Quantity: 1
$36.74 $21.69
1
Add To Cart

12655189
VALVE, Engine Crankcase, VALVE,PCV(PART OF 216)(INCLUDES 277)(LOCATED INSIDE CAM COVER, ORIFICE VALVE)
$41.70 $22.10
1
Add To Cart

12656389
PIN, Engine Camshaft & Balance Shaft Front, PIN,CAMSHAFT BEARING CAP LOCATING(PART OF 256)(OUTSIDE DIAMETER 10MM, ID8.2MM)
- Require Quantity: 04
- Package Quantity: 1
$16.00 $10.17
1
Add To Cart

12656444
SENSOR, Coolant Temperature (Engine Unit), SENSOR,ENGINE COOLANT TEMPERATURE(PART OF 234)(INCLUDES 231)(GOLD)(PLATED CONNECTOR)(PART OF THERMOSTAT HOUSING ON ENGINE)
$23.93 $11.83
1
Add To Cart

12656444
SENSOR, Computer Control Sensors, SENSOR,ENGINE COOLANT TEMPERATURE(PART OF 234)(INCLUDES 231)(GOLD)(PLATED CONNECTOR)(PART OF THERMOSTAT HOUSING ON ENGINE)(1.150)
$23.93 $11.83
1
Add To Cart

12658487
PIN, Engine Camshaft & Balance Shaft Front, PIN,CAMSHAFT BEARING CAP LOCATING(PART OF 25)(10MM DIAMETER)
- Require Quantity: 04
- Package Quantity: 1
$4.91 $3.12
1
Add To Cart

12659928
GASKET KIT, Engine Cylinder Head, GASKET KIT,CYL HEAD(INCLUDES 237,255)(INCLUDES GASKETS & BOLTS)
- Replaced By: 28290128
$102.84 $62.14
1
Add To Cart

12664202
GASKET, Engine Coolant Outlet, GASKET,WATER OUTLET(PART OF 234)
$2.09 $1.26
1
Add To Cart

12665166
VALVE, Engine Crankcase, VALVE,PCV(SECONDARY)(PART OF 216)(INCLUDES 201,202,207)(SECONDARY PCV)
$28.60 $15.16
1
Add To Cart

12665167
VALVE, Engine Crankcase, VALVE,PCV(FRESH)(PART OF 216)(INCLUDES 201,202,204)(FRESH AIR)
$24.02 $13.21
1
Add To Cart

12666601
ARM, Engine Valve Rocker, ARM,VALVE ROCKER SWITCHING
- Require Quantity: 08
- Package Quantity: 1
$58.67 $34.01
1
Add To Cart

12668832
SEAL, Engine Valve, SEAL,VALVE STEM OIL(SINGLE USE)(PART OF 25)
- Require Quantity: 24
- Package Quantity: 25
$5.08 $3.19
25
Add To Cart

CAMSHAFT, Engine
12677826
CAMSHAFT, INTAKE(INCLUDES 6,28)(ALSO SERVICES OPTIONAL P/N 12684809)
Location: Driver Side
$119.74 $72.35
1
Add To Cart
12687189
CAMSHAFT, INTAKE(INCLUDES 6,28)(ALSO SERVICES 12684808)
- Location: Passenger Side
$118.71 $74.45
1
Add To Cart

CAMSHAFT, Engine
12677832
CAMSHAFT, EXHAUST(INCLUDES 7,28)
Location: Passenger Side
$111.05 $69.62
1
Add To Cart
12677833
CAMSHAFT, EXHAUST(INCLUDES 7,28)
- Location: Driver Side
$111.06 $67.09
1
Add To Cart

12681659
SPARK PLUG,Glow), SPARK PLUG,GASOLINE ENGINE IGNITION(SPARK PLUG IS PRE-GAPPED,DO NOT CHANGE)(IRIDIUM)
- Require Quantity: 04
- Package Quantity: 1
$16.46 $9.05
1
Add To Cart

HEAD, Engine Cylinder
12684222
HEAD, CYL (W/VLVS)(INCLUDES 4,5,9,17-24,26,27,30,31,39-42)
Location: Driver Side
$1193.49 $721.27
1
Add To Cart
12686233
HEAD, CYL (W/VLVS)(INCLUDES 4,5,9,17-24,26,27,30,31,39-42)
- Location: Passenger Side
$478.46 $289.09
1
Add To Cart

12684736
VALVE, Exhaust, VALVE,EXHAUST(SERVICED BY 12653994)
- Require Quantity: 08
- Package Quantity: 1
$43.36 $26.20
1
Add To Cart

12686721
SPRING, Engine Valve, SPRING,VALVE
- Require Quantity: 16
- Package Quantity: 1
$8.37 $5.05
1
Add To Cart

12686787
ADJUSTER, Engine Valve Lifter, ADJUSTER,HYDRAULIC VALVE LASH
- Require Quantity: 24
- Package Quantity: 1
$23.63 $14.27
1
Add To Cart

12687161
PIPE, Fuel Line, PIPE,FUEL FEED(W/VALVE)
$148.92 $75.66
1
Add To Cart

12690428
HEAD, Engine Cylinder, HEAD,CYL (W/VLVS)(INCLUDES 223-226,238-240,248,259-261,264-266,269-270,273)
$1713.67 $1076.04
1
Add To Cart

12691088
PUMP, Fuel Pump, PUMP,FUEL(GASKET NOT INCLUDE,ORDER TOGETHER WITH GASKET 12654489 ONLY IF VEHICLE IS EQUIPPED W/GASKET)(INCLUDES 49,51)
$372.59 $180.52
1
Add To Cart

12693909
ARM, Engine Valve Rocker, ARM,VALVE ROCKER
- Require Quantity: 16
- Package Quantity: 1
$36.74 $21.69
1
Add To Cart

12695903
PIPE, Fuel Line, PIPE,FUEL FEED INTERMEDIATE
$65.69 $34.82
1
Add To Cart

COVER, Engine Valve Rocker & Camshaft
12714147
COVER, CAMSHAFT(SEE GROUP 00 "CAMSHAFT COVER & COIL" FOR DETAILED ILLUSTRATED VIEW)(INCLUDES 2,3)
Location: Driver Side
$310.31 $181.47
1
Add To Cart
12714148
COVER, CAMSHAFT(SEE GROUP 00 "CAMSHAFT COVER & COIL" FOR DETAILED ILLUSTRATED VIEW)(INCLUDES 2,3)
- Location: Passenger Side
$340.33 $205.63
1
Add To Cart

12717142
PIPE, Engine Coolant By-Pass, PIPE,ENGINE COOLANT AIR BLEED(INCLUDES 33-38)(FRONT)(W/SEAL,HOSE, & FASTENERS)
$82.57 $55.24
1
Add To Cart

12718357
FOLLOWER, Engine Valve Lifter Cam, FOLLOWER,VALVE LIFTER(FUEL PUMP)
$41.24 $24.11
1
Add To Cart

19207664
SEAL KIT, Engine Valve, SEAL KIT,VALVE STEM OIL(12 SEALS PER KIT)(INTAKE SIDE)
$49.58 $29.95
1
Add To Cart

COVER, Engine Valve Rocker & Camshaft
25201395
COVER, CAMSHAFT(INCLUDES 201-212,267,277-280)(W/O PCV TUBES)
Fitting Vehicle Options: AB,AC,AD,AG(LTG)
$364.80 $211.48
1
Add To Cart
25204532
COVER, CAMSHAFT(INCLUDES 201-212,267,277-280)(KIT CONTAINS 12684683, 12673869, 12681589)
- Fitting Vehicle Options: AB,AC,AD,AG(LTG,M3L,NTB,NUB), AB,AC,AD,AG(LTG,M5N,KL9), AF,AK,AL,AG(LTG,M5N,KL9)
$305.06 $191.28
1
Add To Cart

25201459
OUTLET, Engine Coolant, OUTLET,WATER(INCLUDES 230-233,235,236)(SEE GROUP 00 "FRONT COVER & COOLING" FOR DETAILED ILLUSTRATED VIEW)(FOR AWD & RWD APPLICATIONS)
$204.40 $108.33
1
Add To Cart

3525915
PIN, Engine Camshaft & Valve Rocker Cover, PIN,CAMSHAFT HOUSING COVER LOCATING(PART OF 216)(DOWEL,5.99X17.25,CHAM BOTH ENDS,10.9)(0.206)
- Require Quantity: 02
- Package Quantity: 1
$5.88 $3.74
1
Add To Cart

90354648
KEY, Engine Valve Spring Cap, KEY,VALVE STEM(PART OF 25)
- Require Quantity: 24
- Package Quantity: 1
$7.03 $4.24
1
Add To Cart

11561583
PLUG, Engine Cylinder Head, PLUG,CYL HEAD CORE HOLE(PART OF 256)(M14X1.5X16,22 OUTSIDE DIAMETER)(0.253)
- Require Quantity: 03
- Package Quantity: 1

90572587
CLAMP, Engine Coolant By-Pass, CLAMP,ENGINE COOLANT AIR BLEED HOSE(15DIAX12WIDE)(HOSE CLAMP)(*KIT2)(1.240)
- Require Quantity: 02
- Package Quantity: 1

11515339
BOLT, HX FLNG HEAD (6X1X85 9.8 PC)(PART OF 256)
- Require Quantity: 03
- Package Quantity: 1
$15.41 $9.79
1
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2018 Cadillac ATS Coupe 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: 4 Cyl 2.0L, 6 Cyl 3.6L. Model Code: 2 DOOR COUPE, 2 DOOR LUXURY COUPE, 2 DOOR PERFORMANCE COUPE, 3 DOOR PREMIUM COUPE.