GM Engine Parts

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Factory GM engines have lots of different parts that work together to produce the power your car or truck uses to move. The main part of any motor is the engine block. Its pistons pump up and down, and that pressurizes a mixture of air and fuel. The engine block contains it all with help from a cylinder head attached to the top, which seals the area and helps prevent gas loss. Cylinder heads contain two types of valves: intake valves and exhaust valves, which adjust airflow, fuel amount, and exhaust fumes inside it. Meanwhile, your camshaft helps ensure the valves open and close in sync with all the proper parts. Finally, your spark plugs ignite that fuel/air mix, and combustion occurs, releasing that motive energy. Your crankshaft converts the resulting power to rotational motion, and your driveshaft works with your transmission to transfer it to your tires. This makes them turn. Many other engine parts participate in the process. The engine oil pan or oil sump, for instance, attached to your engine's bottom, stores the motor oil used to lubricate it. Other engine parts make sure everything fits together. They include everything from gears and sprockets to rings, bearings, and even sensors. Eventually, all the parts of even a high-quality OEM engine like GM makes can wear out, leading to engine trouble. The signs include a lit Check Engine indicator, problems starting, stalls, idling or acceleration issues, and even loss of fuel efficiency. Luckily, you can order the best GM engine replacement parts for any project online, right from our auto parts counter. Go genuine for best results -- it'll save you time, money and hassle. Buy now!
Engine Camshaft
Part Number: 12604896
Other Names: Camshaft, Valve Cover More Names
MSRP $123.53
$78.16
MSRP $123.53
$78.16
Engine Camshaft
Part Number: 12634207
Other Names: Camshaft More Names
Description: Equinox, Terrain. Verano. 2.4l. LaCrosse. Regal. Captiva Sport. Malibu. Intake. Impala. More Info
MSRP $183.01
$114.23
MSRP $183.01
$114.23
Passenger Side Engine Exhaust Camshaft
Part Number: 12638412
Options: Right
Other Names: Engine Camshaft More Names
Description: Exhaust. 2nd Design. Thrust Ring Behind Front Cam Cap. This GM Genuine Part is designed, engineered, and tested to rigorous standards... More Info
MSRP $206.96
$129.18
MSRP $206.96
$129.18
Engine Intake Camshaft
Part Number: 12638651
Other Names: Engine Camshaft More Names
Description: Canyon, Colorado. Envision. Impala. Acadia. Intake. LaCrosse. ATS. 2.5l. Blazer. Malibu. 2.5l. This GM Genuine Part is designed,... More Info
MSRP $150.92
$95.48
MSRP $150.92
$95.48
Engine Camshaft
Part Number: 12642245
Other Names: Engine Camshaft More Names
Description: Corvette. With z06. CTS-v. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors More Info
MSRP $226.51
$141.38
MSRP $226.51
$141.38
Engine Camshaft
Part Number: 12664911
Other Names: Camshaft More Names
MSRP $165.30
$104.61
MSRP $165.30
$104.61
Driver Side Exhaust Camshaft
Part Number: 12666072
Options: Left
Other Names: Engine Camshaft More Names
Description: Traverse. Exhaust. Enclave. XTS. Left. Without turbocharger. This GM Genuine Part is designed, engineered, and tested to rigorous... More Info
MSRP $115.06
$72.79
MSRP $115.06
$72.79
Engine Exhaust Camshaft
Part Number: 12675780
Other Names: Engine Camshaft More Names
Description: Volt. Exhaust. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors More Info
MSRP $127.07
$80.40
MSRP $127.07
$80.40
Driver Side Exhaust Camshaft
Part Number: 12677833
Options: Left
Other Names: Engine Camshaft More Names
Replaces: 12647877
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors More Info
MSRP $94.03
$59.48
MSRP $94.03
$59.48
Overhead Valve Camshaft
Part Number: 12703806
Other Names: Engine Camshaft More Names
Replaces: 12568989
Description: Express, savana. All models. Astro, Safari. S-series. Vin. x. Silverado, sierra. This GM Genuine Part is designed, engineered, and... More Info
MSRP $456.80
$285.12
MSRP $456.80
$285.12
Exhaust Camshaft
Part Number: 25203252
Other Names: Engine Camshaft More Names
Description: Exhaust. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors\ \ . More Info
MSRP $212.52
$132.68
MSRP $212.52
$132.68
Engine Camshaft
Part Number: 12560967
Other Names: Engine Camshaft More Names
Description: Without engine vin code b. Express, savana. 4.8l. All models. Express, savana. 5.3l. SSR. This GM Genuine Part is designed, engineered,... More Info
MSRP $658.43
$409.09
MSRP $658.43
$409.09
Passenger Side Engine Exhaust Camshaft
Part Number: 12565165
Options: Right
Other Names: Engine Camshaft More Names
Description: DTS. All models. Exhaust. Lucerne. Right. Bonneville. Seville. Sls. Vin code y. STS. This GM Genuine Part is designed, engineered, and... More Info
MSRP $316.12
$197.31
MSRP $316.12
$197.31
Driver Side Engine Intake Camshaft
Part Number: 12565166
Options: Left
Other Names: Engine Camshaft More Names
Description: DTS. All models. Intake. Lucerne. Left. Seville. STS. Vin code y. Bonneville. This GM Genuine Part is designed, engineered, and tested... More Info
MSRP $324.42
$202.49
MSRP $324.42
$202.49
Driver Side Engine Intake Camshaft
Part Number: 12565170
Options: Left
Other Names: Engine Camshaft More Names
Description: DTS. Lucerne. Left. All models. Seville. STS. Vin code 9. Intake. This GM Genuine Part is designed, engineered, and tested to rigorous... More Info
MSRP $301.01
$187.88
MSRP $301.01
$187.88
LS6 Camshaft
Part Number: 12565308
Other Names: Engine Camshaft More Names
Description: Corvette. Ls6. CTS-v. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors More Info
MSRP $595.35
$369.88
MSRP $595.35
$369.88
Engine Intake Camshaft
Part Number: 12586532
Other Names: Engine Camshaft More Names
Description: Canyon, Colorado. Hummer H3. 3.7l. Intake. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed... More Info
MSRP $147.11
$93.08
MSRP $147.11
$93.08
Exhaust Camshaft
Part Number: 12590700
Other Names: Engine Camshaft More Names
Description: HHR. 2.2l. Cobalt. 2.2l. Malibu. G5. 2.2l. Exhaust. This GM Genuine Part is designed, engineered, and tested to rigorous standards and... More Info
MSRP $45.88
$29.81
MSRP $45.88
$29.81
Engine Camshaft
Part Number: 12625436
Other Names: Engine Camshaft More Names
Description: Silverado, sierra. 5.3l. Tahoe, Yukon, Escalade. 5.3l. Yukon XL, Suburban. 5.3l. Avalanche. 5.3l. All models. LaCrosse. Impala, Monte... More Info
MSRP $357.69
$223.25
MSRP $357.69
$223.25
Engine Camshaft
Part Number: 12625439
Other Names: Engine Camshaft More Names
Description: Express, savana. 6.0l. Yukon XL, Suburban. 6.0l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is... More Info
MSRP $373.44
$233.07
MSRP $373.44
$233.07
Engine Camshaft
Part Number: 12625440
Other Names: Engine Camshaft More Names
Description: Silverado, sierra. 6.0l. Yukon XL, Suburban. 6.0l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is... More Info
MSRP $343.09
$214.14
MSRP $343.09
$214.14
Engine Camshaft
Part Number: 12626660
Other Names: Camshaft More Names
Description: Silverado, sierra. Express, savana. 6.0l. Suburban 3500hd. More Info
MSRP $151.08
$95.59
MSRP $151.08
$95.59
Exhaust Camshaft
Part Number: 90537666
Other Names: Engine Camshaft More Names
Description: Cavalier, Sunfire. Ion. 2.2l. Alero, Grand Am. Cobalt. 2.2l. Vue. Malibu. HHR. 2.2l. Saturn. Exhaust. 2.2l. This GM Genuine Part is... More Info
MSRP $105.97
$67.04
MSRP $105.97
$67.04
Engine Intake Camshaft
Part Number: 90537730
Other Names: Engine Camshaft More Names
Description: Cavalier, Sunfire. Alero, Grand Am. Intake. Saturn. This GM Genuine Part is designed, engineered, and tested to rigorous standards and... More Info
MSRP $108.26
$68.50
MSRP $108.26
$68.50
Driver Side Engine Exhaust Camshaft
Part Number: 12568827
Options: Left
Other Names: Engine Camshaft More Names
Description: DTS. Lucerne. Left. All models. Seville. STS. Vin code 9. Exhaust. This GM Genuine Part is designed, engineered, and tested to rigorous... More Info
MSRP $322.06
$201.01
MSRP $322.06
$201.01
Engine Camshaft
Part Number: 12570332
Options: Left
Other Names: Camshaft More Names
Description: Seville. Intake. Sls. Left. More Info
MSRP $257.58
$231.82
MSRP $257.58
$231.82
Engine Intake Camshaft
Part Number: 12578511
Other Names: Engine Camshaft More Names
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors More Info
MSRP $222.17
$138.67
MSRP $222.17
$138.67
Engine Exhaust Camshaft
Part Number: 12578512
Other Names: Engine Camshaft More Names
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors More Info
MSRP $218.09
$136.12
MSRP $218.09
$136.12
Engine Camshaft
Part Number: 12612273
Other Names: Engine Camshaft More Names
Description: Silverado, sierra. 6.2l. 1st design. Tahoe, Yukon, Escalade. 6.2l. All. Escalade ESV. 1st design. Escalade EXT. Without active fuel... More Info
MSRP $624.62
$388.07
MSRP $624.62
$388.07
Engine Camshaft
Part Number: 12625438
Other Names: Camshaft More Names
Description: Caprice PPV. Avalanche. 6.0l. More Info
MSRP $152.38
$96.41
MSRP $152.38
$96.41
Engine Camshaft
Part Number: 12629512
Other Names: Camshaft More Names
Description: Escalade ESV. Sierra, silverado. 6.2l. Yukon XL. 6.2l. Corvette. Without z06. Tahoe. 6.2l. Suburban. 6.2l. More Info
MSRP $191.01
$119.22
MSRP $191.01
$119.22
Driver Side Engine Exhaust Camshaft
Part Number: 12638410
Options: Left
Other Names: Engine Camshaft More Names
Description: Exhaust. 2nd Design. Thrust Ring Behind Front Cam Cap. This GM Genuine Part is designed, engineered, and tested to rigorous standards... More Info
MSRP $206.96
$129.18
MSRP $206.96
$129.18
Passenger Side Engine Intake Camshaft
Part Number: 12638413
Options: Right
Other Names: Engine Camshaft More Names
Description: Intake. 2nd Design. Thrust Ring Behind Front Cam Cap. This GM Genuine Part is designed, engineered, and tested to rigorous standards and... More Info
MSRP $206.96
$129.18
MSRP $206.96
$129.18
Engine Camshaft
Part Number: 12638804
Other Names: Engine Camshaft More Names
Description: Silverado, sierra. Express, savana. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by... More Info
MSRP $284.63
$177.65
MSRP $284.63
$177.65
Driver Side Engine Exhaust Camshaft
Part Number: 12641987
Options: Left
Other Names: Engine Camshaft More Names
Description: XTS. With turbocharger. CTS. With vsport. ATS. Left. Exhaust. This GM Genuine Part is designed, engineered, and tested to rigorous... More Info
MSRP $156.75
$99.18
MSRP $156.75
$99.18
Passenger Side Exhaust Camshaft
Part Number: 12666074
Options: Right
Other Names: Engine Camshaft More Names
Description: Traverse. Exhaust. Enclave. XTS. Right. Without turbocharger. This GM Genuine Part is designed, engineered, and tested to rigorous... More Info
MSRP $121.63
$76.96
MSRP $121.63
$76.96
Engine Camshaft
Part Number: 12675774
Other Names: Camshaft More Names
Replaces: 12665273, 12672941
Description: Equinox, Terrain. Malibu. 1.5l. Cruze. Encore. Exhaust. More Info
MSRP $110.63
$70.00
MSRP $110.63
$70.00
Passenger Side Exhaust Camshaft
Part Number: 12677832
Options: Right
Other Names: Engine Camshaft More Names
Replaces: 12647871
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors More Info
MSRP $113.79
$71.99
MSRP $113.79
$71.99
Intake Camshaft
Part Number: 12688075
Other Names: Engine Camshaft More Names
Description: Intake. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors More Info
MSRP $118.99
$75.30
MSRP $118.99
$75.30
Overhead Valve Camshaft
Part Number: 12689035
Other Names: Engine Camshaft More Names
Replaces: 12625437
Description: Express, savana. 4.8l. Silverado, sierra. 4.8l. Canyon, Colorado. Tahoe, Yukon, Escalade. 4.8l. This GM Genuine Part is designed,... More Info
MSRP $177.15
$110.57
MSRP $177.15
$110.57
Engine Exhaust Camshaft
Part Number: 55561748
Other Names: Engine Camshaft More Names
Description: G3. Exhaust. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors More Info
MSRP $350.75
$219.01
MSRP $350.75
$219.01
Engine Camshaft
Part Number: 55565289
Other Names: Camshaft More Names
Replaces: 25193666, 25198110
Description: Exhaust. More Info
MSRP $275.50
$171.95
MSRP $275.50
$171.95
Engine Camshaft
Part Number: 90537667
Other Names: Engine Camshaft More Names
Description: Ion. 2.2l. Cobalt. 2.2l. Vue. Malibu. HHR. 2.2l. Intake. 2.2l. This GM Genuine Part is designed, engineered, and tested to rigorous... More Info
MSRP $104.53
$66.13
MSRP $104.53
$66.13
Passenger Side Intake Camshaft
Part Number: 12684808
Options: Right
Other Names: Engine Camshaft More Names
Description: Intake. Optional. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors More Info
MSRP $181.38
$113.23
MSRP $181.38
$113.23
Passenger Side Intake Camshaft
Part Number: 12687189
Options: Right
Other Names: Engine Camshaft More Names
Replaces: 12647869, 12677825
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors\ \ . More Info
MSRP $106.33
$67.29
MSRP $106.33
$67.29
Exhaust Camshaft
Part Number: 12688074
Other Names: Engine Camshaft More Names
Description: Exhaust. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors More Info
MSRP $130.67
$82.70
MSRP $130.67
$82.70
Engine Exhaust Camshaft
Part Number: 24100366
Other Names: Engine Camshaft More Names
Description: Canyon, Colorado. Hummer H3. 3.7l. Exhaust. Hummer H3. 3.5l. This GM Genuine Part is designed, engineered, and tested to rigorous... More Info
MSRP $183.51
$114.54
MSRP $183.51
$114.54
LS1/LQ9 Stock Camshaft
Part Number: 12561721
Other Names: Engine Camshaft More Names
Description: All models. 6.0l. Express, savana. 6.0l. Corvette. LS1. 5.7l. Hummer H2. GTO. This GM Genuine Part is designed, engineered, and tested... More Info
MSRP $658.43
$409.09
MSRP $658.43
$409.09

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