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Engine Assembly-Cylinder Block & Internal Parts fit your 2018 Cadillac CT6
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2018 Cadillac CT6
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Engine
- Engine & Transmission Mounting
- Engine Assembly & Partial Engine
- Engine Assembly-Camshaft Cover & Coil
- Engine Assembly-Cylinder Block & Internal Parts
- Engine Assembly-Cylinder Head & Related Parts
- Engine Assembly-Front Cover, Timing Chain & Tensioner & Cooling
- Engine Assembly-Manifolds & Related Parts
- Engine Assembly-Oil Pump & Balance Shaft Detail, Oil Pan & Related Parts
- Engine To Transmission Mounting
- Intake Manifold Shield/Covers
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, Fascias
Front End Sheet Metal, Heater
Front Suspension, Steering
Fuel System, Exhaust, Emission System
Interior Trim, Front Seat Trim, Seat Belts
Rear Glass, Seat Parts, Adjuster
Rear Seat Trim, Carpet
Starter, Generator, Ignition, Electrical, Lamps
Transfer Case
Transmission - Automatic
Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors
Parts Questions
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Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
$94.07 $54.051
24504031
SEAL, Engine Timing Gear Oil, SEAL,TIMING CHAIN OIL NOZZLE (O RING)(PART OF 169)(6.07 INSIDE DIAMETER; 1.78 DIAMETER)(1.516)$17.88 $10.801
- SENSOR, Coolant Temperature (Engine Unit)
- SENSOR, Computer Control Sensors
- RING KIT, Engine Piston
55488247
SENSOR, Engine Oil Pressure/Temperature, SENSOR,ENGINE OIL PRESSURE(CONNECT POKE-YOKE (ALIGNMENT TAB) ON VOLTAGE SUPPLY PINION OF TERMINAL)(INCLUDES 19)(MATING CONNECT USE 19301717 3-WAY W/LEADS)(HAS FLAT/OVAL CONNECT)- Replaced By: 12727099
$46.49 $24.651
11588468
BOLT, Transmission Converter, BOLT,TRANSAXLE TORQUE CONVERTER(M10X1.5X15)- Require Quantity: 03
- Package Quantity: 10
$1.47 $0.9410
$31.41 $18.981
- PISTON KIT, Engine Piston
12674055
PISTON KIT, ENGINE(INCLUDES 8-10)- Location: Passenger Side
- Fitting Vehicle Options: KH,KJ,KL,KM(LGX)
$57.59 $36.611 
12674056
PISTON KIT, ENGINE(INCLUDES 8-10)- Location: Driver Side
- Fitting Vehicle Options: KH,KJ,KL,KM(LGX)
$81.56 $51.841
12652809
PISTON KIT, ENGINE(INCLUDES 106,107,109)- Fitting Vehicle Options: KL(LTG,MRD,HP9), KH,KJ(LTG)
- Require Quantity: 04
- Package Quantity: 1
$26.85 $17.06
- BOLT, Engine Connecting Rod Cap
- BOLT, Engine Oil
- PIN, Engine Clutch Housing or Transmission
- BEARING KIT, Engine Crankshaft Main
12668646
BEARING KIT, CRANKSHAFT THRUST(INCLUDES 162-164)(W/O RED POLYMER COATING)- Fitting Vehicle Options: KH,KJ(LTG), KL(LTG,MRD,HP9)
$44.53 $26.901 
12680650
BEARING KIT, CRANKSHAFT(INCLUDES 25,36,37)- Fitting Vehicle Options: KJ,KL,KM(LGW,M5X), KH,KJ,KL,KM(LGX)
$51.45 $31.091
90537102
PIN, Engine Oil Pan, PIN,LOWER CRANKCASE LOCATING(0.293)- Require Quantity: 04
- Package Quantity: 1
- Replaced By: 12656680
$18.96 $12.051
$36.43 $14.651
- BEARING KIT, Engine Connecting Rod
12668645
BEARING KIT, CONNECT ROD(CONTAINS PARTS FOR 4 RODS)- Fitting Vehicle Options: KH,KJ(LTG), KL(LTG,MRD,HP9)
$18.65 $11.851 
12672032
BEARING KIT, CONNECT ROD(PART OF 7)- Fitting Vehicle Options: KH,KJ,KL,KM(LGX)
- Require Quantity: 06
- Package Quantity: 1
$11.08 $7.051
12672411
BEARING KIT, CONNECT ROD(PART OF 7)- Fitting Vehicle Options: KJ,KL,KM(LGW,M5X)
- Require Quantity: 06
- Package Quantity: 1
$4.74 $3.011
11609577
BOLT, Engine Oil Pump, BOLT,OIL PUMP(M6X1X55,18 THREAD)(14.2 OUTSIDE DIAMETER,8.8,GMW3359,M POINT)(*KIT1)(0.659)- Require Quantity: 07
- Package Quantity: 1
$5.10 $3.241
$7.39 $4.691
- SENSOR, Distributor (also Knock Sensor)
$7.77 $4.941
$52.95 $31.991
$45.02 $27.201
$48.62 $29.361
$14.85 $9.431
$31.95 $19.301
- PUMP, Engine Oil Pump
- PLUG, Engine Oil Distribution
- BOLT, Distributor (also Knock Sensor)
- RETAINER, Engine Piston PINION
$8.60 $5.461
$5.14 $3.271
- ROD, Engine Piston
12677449
NOZZLE, Engine Oil Distribution, NOZZLE,PISTON OIL(INCLUDES 165,167)- Require Quantity: 04
- Package Quantity: 1
- Replaced By: 25203326
$15.60 $9.911
- BOLT, Engine Crankshaft Pulley And Balancer
- BOLT, Engine Main Bearing Cap
- PLUG, Engine Block
11547603
BOLT, Engine Crankcase Ventilator, BOLT,PCV OIL SEPARATOR(M6X1X25)(1.079)- Require Quantity: 07
- Package Quantity: 1
$11.81 $7.491
- $4.20 $2.681
11610697
BOLT, Engine Flywheel, BOLT,AUTOMATIC TRANSMISSION FLEXIBLE PLATE(M11X1.5X17)- Require Quantity: 08
- Package Quantity: 1
$7.76 $4.931
11610952
BOLT, Engine Crankshaft And Camshaft Balancer, BOLT,BALANCE CHAIN GUIDE(PART OF 159)(M6X1X34)- Require Quantity: 02
- Package Quantity: 1
$4.60 $2.921
$7.03 $4.461
- CRANKSHAFT, Engine$807.86 $508.941
$508.26 $321.711
12627209
RING, Distributor (also Knock Sensor), RING,CRANKSHAFT POSITION SENSOR EXCITER INNER(PART OF 119)$15.85 $9.931
- $4.21 $2.681
- SEAL, Engine Crankcase
- BALANCER, Engine Crankshaft And Camshaft Balancer
12667200
SLEEVE, Engine Crankcase Ventilator, SLEEVE,PCV OIL SEPARATOR BOLT(8.75MM LONG)(1.430)- Require Quantity: 07
- Package Quantity: 1
$4.26 $2.711
- SEPARATOR, Engine Crankcase
$96.09 $61.061
12688011
PISTON, Engine Piston, PISTON,(W/PINION & COMPRESSION & OIL RING)(INCLUDES 8-11)- Location: Driver Side
- Require Quantity: 03
- Package Quantity: 1
$128.04 $81.381
- SHAFT, Engine Crankshaft And Camshaft Balancer
$21.18 $13.461
- $21.18 $13.461
- $112.05 $64.381
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 2018 Cadillac CT6 parts. Parts like Engine Assembly-Cylinder Block & Internal 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 3.0L, 6 Cyl 3.6L. Model Code: 4 DOOR SEDAN, BASE 4 DOOR SEDAN, PLATINUM 4 DOOR SEDAN, PREMIUM 4 DOOR SEDAN.