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Home 2018 GMC Sierra 1500 Base 4.3L V6 - Flex Engine

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2018 GMC Sierra 1500

Base 4.3L V6 - Flex

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Engine for 2018 GMC Sierra 1500

Diagram 1 1. Valve Grind Gasket Kit 2. Engine Camshaft Seal
Engine for 2018 GMC Sierra 1500 #0
No.
Part # / Description / Price
N/A
12657967 - Engine: Valve Grind Gasket Kit for GM Image image
Valve Grind Gasket Kit
MSRP $296.23 CAD
$193.30 CAD
12657967
GM GM

Sierra, silverado.

N/A
85579394 - Engine: Front Mount for GM Image image
Driver Side Engine Mount
MSRP $268.91 CAD
$175.50 CAD
85579394
GM GM

Front Mount

Sierra, silverado. Left. 4.3L.

N/A
85579393 - Engine: Front Mount for GM Image image
Passenger Side Engine Mount
MSRP $295.07 CAD
$192.60 CAD
85579393
GM GM

Front Mount

Sierra, silverado. Right. 4.3L.

N/A
23134731 - Engine: Trans Mount for GM Image image
Trans Mount
MSRP $75.97 CAD
$51.79 CAD
23134731
GM GM

4.3L, 2wd. Sierra, silverado. 2wd.

N/A
12681018 - Engine: Control Valve Solenoid for GM Image image
Engine Variable Valve Timing (Vvt) Oil Control Valve
MSRP $206.35 CAD
$134.73 CAD
12681018
GM GM

Control Valve Solenoid

Sierra, silverado. Express, savana.

N/A
12686368 - Engine: Tensioner for GM Image image
Tensioner
MSRP $63.27 CAD
$43.15 CAD
12686368
GM GM

Express, savana. Express 3500. Savana 3500. Express 2500. Savana 2500. Silverado, sierra.

1
12677840 - Engine: Cylinder Head for GM Image image
Cylinder Head
MSRP $1,520.19 CAD
$983.26 CAD
12677840
GM GM

Silverado, sierra. Express 2500. Savana 3500. Express 3500. Savana 2500.

2
12632968 - Engine: Head Gasket for GM Image image
Head Gasket
MSRP $133.24 CAD
$87.73 CAD
12632968
GM GM

Express, savana. Express 3500. Savana 3500. Express 2500. Savana 2500. Silverado, sierra. Without head bolts.

3
12630879 - Engine: Valve Cover for GM Image image
Valve Cover
12630879
GM GM

5.3 & 6.2L. Express, savana. 4.3L. Sierra, silverado. Left. Express 2500. Express 3500. Savana 3500. Savana 2500.

View Details
3
12727458 - Engine: Valve Cover for GM Image image
F Cover
MSRP $116.95 CAD
$77.00 CAD
12727458
GM GM

Valve Cover

5.3 & 6.2L. Express, savana. 4.3L. Sierra, silverado. Right. Express 2500. Express 3500. Savana 3500. Savana 2500.

4
12630883 - Engine: Valve Cover Gasket for GM Image image
Valve Cover Gasket
MSRP $12.39 CAD
$8.87 CAD
12630883
GM GM

2018-25. Express, savana. 4.3L. Express 3500. Savana 3500. Express 2500. Savana 2500. Silverado, sierra.

5
12619825 - Engine: Intake Valve for GM Image image
Intake Valve
MSRP $14.74 CAD
$10.59 CAD
12619825
GM GM

Express, savana. Intake valve (standard). Tahoe. Express 3500. Savana 3500. Express 2500. Suburban. Sierra, silverado. Savana 2500. Yukon XL.

6
12678745 - Engine: Exhaust Valve for GM Image image
Exhaust Valve
MSRP $18.70 CAD
$13.46 CAD
12678745
GM GM

Express, savana. Exhaust valve (standard). Tahoe. Express 3500. Savana 3500. Express 2500. Suburban. Sierra, silverado. Savana 2500. Yukon XL.

7
12689006 - Engine: Valve Seals for GM Image image
Valve Seals
MSRP $7.59 CAD
$5.49 CAD
12689006
GM GM

7
12689007 - Engine: Valve Seals for GM Image image
Valve Seals
MSRP $8.53 CAD
$6.08 CAD
12689007
GM GM

8
12728733 - Engine: Valve Springs for GM Image image
Valve Springs
MSRP $7.67 CAD
$5.47 CAD
12728733
GM GM

Express, savana. Tahoe. Express 3500. Savana 3500. Express 2500. Suburban. Sierra, silverado. Savana 2500. Yukon XL.

9
10166344 - Engine: Valve Retainer for GM Image image
Valve Retainer
MSRP $37.76 CAD
$27.04 CAD
10166344
GM GM

Sold in Pack of 4
10
10166345 - Engine: Valve Keeper for GM Image image
Valve Keeper
MSRP $54.20 CAD
$38.70 CAD
10166345
GM GM

Sold in Pack of 10
11
12619829 - Engine: Rocker Arms for GM Image image
Rocker Arms
MSRP $26.76 CAD
$19.20 CAD
12619829
GM GM

12
12619828 - Engine: Push Rods for GM Image image
Push Rods
MSRP $5.92 CAD
$4.25 CAD
12619828
GM GM

13
12740071 - Engine: Valve Lifters for GM Image image
Genuine GM Engine Valve Lifter 12740071
12740071
GM GM

Valve Lifters

Corvette. Active.

Not For Sale
13
12698945 - Engine: Valve Lifters for GM Image image
Valve Lifters
MSRP $65.61 CAD
$38.09 CAD
12698945
GM GM

14
19432226 - Engine: Camshaft for GM Image image
Camshaft
MSRP $758.42 CAD
$490.46 CAD
19432226
GM GM

Silverado, sierra.

15
12686894 - Engine: Bearings for GM Image image
Engine Camshaft Bearing
MSRP $284.49 CAD
$185.64 CAD
12686894
GM GM

Bearings

Complete Set. Escalade ESV. Tahoe. Suburban. Sierra, silverado. Camaro. Corvette. Yukon. CT5. Labeled 12686894.

16
12634614 - Engine: Front Cover Seal for GM Image image
Engine Crankshaft Seal
MSRP $12.86 CAD
$9.22 CAD
12634614
GM GM

Front Cover Seal

17
12691693 - Engine: Front Cover for GM Image image
Timing Cover
12691693
GM GM

Front Cover

2018-25. Express, savana. Sierra, silverado. 4.3L.

View Details
18
12630091 - Engine: Camshaft Gear for GM Image image
Camshaft Gear
MSRP $323.37 CAD
$211.02 CAD
12630091
GM GM

Express, savana. Sierra, silverado.

19
12713934 - Engine: Crankshaft Gear for GM Image image
Crankshaft Gear
MSRP $81.09 CAD
$55.31 CAD
12713934
GM GM

20
12632727 - Engine: Timing Chain for GM Image image
Timing Chain
MSRP $100.07 CAD
$65.93 CAD
12632727
GM GM

Express, savana. Express 3500. Savana 3500. Express 2500. Balance shaft. Savana 2500. Silverado, sierra.

20
12646387 - Engine: Timing Chain for GM Image image
Genuine GM Timing Chain 12646387
12646387
GM GM

Timing Chain

Not For Sale
21
12632725 - Engine: Gear for GM Image image
Engine Balance Shaft Sprocket
MSRP $124.04 CAD
$81.66 CAD
12632725
GM GM

Gear

Idler. Express, savana. Drive. Express 3500. Savana 3500. Express 2500. Rear. Savana 2500. Silverado, sierra.

21
12690616 - Engine: Gear for GM Image image
Engine Balance Shaft Sprocket
MSRP $80.41 CAD
$54.86 CAD
12690616
GM GM

Gear

Express, savana. Driven. Express 3500. Savana 3500. Express 2500. Front. Savana 2500. Silverado, sierra.

22
12653449 - Engine: Balance Shaft for GM Image image
Balance Shaft Assembly
MSRP $282.03 CAD
$184.06 CAD
12653449
GM GM

Balance Shaft

Express, savana. Express 3500. Savana 3500. Express 2500. Savana 2500. Silverado, sierra.

23
12629468 - Engine: Bearing for GM Image image
Bearing
MSRP $13.22 CAD
$9.46 CAD
12629468
GM GM

Sierra, silverado. Rear.

23
12629467 - Engine: Bearing for GM Image image
Bearing
MSRP $12.35 CAD
$8.86 CAD
12629467
GM GM

Sierra, silverado. Front.

24
12663864 - Engine: Piston Rings for GM Image image
Piston Rings
MSRP $135.74 CAD
$89.36 CAD
12663864
GM GM

Sierra, silverado. Express 2500. 0.5mm o/s. Express 3500. 0.5mm o/s. Savana 3500. 0.5mm o/s. Savana 2500. 0.5mm o/s.

25
12656878 - Engine: Piston for GM Image image
Engine Piston
MSRP $103.55 CAD
$68.21 CAD
12656878
GM GM

Piston

Incl.Piston Pin. Express, savana. Express 3500. Savana 3500. Express 2500. Savana 2500. Silverado, sierra. Right. Standard.

25
12675714 - Engine: Piston for GM Image image
Engine Piston
MSRP $98.70 CAD
$64.98 CAD
12675714
GM GM

Piston

Incl.Piston Pin. Express, savana. Express 3500. Savana 3500. Express 2500. Savana 2500. Silverado, sierra. Left. Standard.

26
12648238 - Engine: Connecting Rod for GM Image image
Connecting Rod
MSRP $74.97 CAD
$51.11 CAD
12648238
GM GM

Express, savana. Express 3500. Savana 3500. Express 2500. Savana 2500. Silverado, sierra.

27
12656818 - Engine: Bearings for GM Image image
Connecting Rod Bearing
MSRP $17.87 CAD
$12.83 CAD
12656818
GM GM

Bearings

Express, savana. Express 3500. Savana 3500. Express 2500. Savana 2500. Silverado, sierra.

29
12729654 - Engine: Main Bearings for GM Image image
Main Bearings
MSRP $99.95 CAD
$65.82 CAD
12729654
GM GM

31
12665076 - Engine: Rear Main Seal for GM Image image
Rear Main Seal
MSRP $55.88 CAD
$38.13 CAD
12665076
GM GM

32
12705663 - Engine: Housing for GM Image image
Rear Main Seal Retainer
MSRP $182.40 CAD
$119.05 CAD
12705663
GM GM

Housing

Sierra, silverado. Express, savana. Tahoe. Suburban. Express 3500. Savana 3500. Express 2500. Escalade. Savana 2500. Yukon.

33
12684590 - Engine: Vibration Damper for GM Image image
Vibration Damper
MSRP $178.40 CAD
$116.42 CAD
12684590
GM GM

Tahoe, Yukon, Escalade. Sierra, silverado. Escalade ESV. Yukon XL. 5.3 & 6.2L. Suburban. 4.3L. 2018-25, 1st design. Express, savana.

34
12739178 - Engine: Oil Pan for GM Image image
Pan
MSRP $460.38 CAD
$300.48 CAD
12739178
GM GM

Oil Pan

2018-25. Express, savana. Express 3500. Savana 3500. Express 2500. 4.3L. Sierra, silverado. Savana 2500.

35
12686433 - Engine: Oil Pump for GM Image image
Oil Pump
MSRP $358.57 CAD
$234.02 CAD
12686433
GM GM

Tahoe, Yukon, Escalade. Sierra, silverado. Express, savana. 6l90 trans. Escalade ESV. Yukon XL. Suburban.