2008 Hummer H3 Engine Parts
Select Your Submodel
- Engine Assemblies
- Motor Mounts
- Engine Blocks
- Valves & Valvetrain Parts
- Pistons, Rings & Connecting Rods
- Oil Filters
- Serpentine Belts & Auxiliary Drive Belts
- Valve Covers
- Timing Gears, Chains & Covers
- Oil Pans, Drain Plugs & Dipsticks
- Cylinder Heads
- Timing Belts
- Engine Pulleys
- Engine Sensors, Relays, Switches & Connectors
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Management Systems
- Engine Bearings
- Harmonic Balancers
- Engine Rebuild Kits
- Oil Catch Cans
- Balance Shafts
- Engine Swap Kits
- Throttle Bodies
- Motor Oils
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National®Crankshaft SealHummer H3 2008, Crankshaft Seal by National®. Designed utilizing the latest technology, this product by National features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Temperature range: -40 to 400 °F / -40 to 204 °CCompatible with wide range of fluids$12.18 - $18.49 - ACDelco®Professional™ Drive Belt Idler PulleyHummer H3 5.3L 2008, Professional™ Drive Belt Idler Pulley by ACDelco®. The ACDelco Professional, premium aftermarket Idler Pulley is designed for use on automobiles and light duty trucks as a locked center tensioning pulley, an...Bearing is designed for application specific speed and load requirementsProvides reliable operation under severe conditions for year round performance$23.35
- ACDelco®Professional™ Idler PulleyHummer H3 2008, Professional™ Idler Pulley by ACDelco®. The ACDelco Professional, premium aftermarket Idler Pulley is designed for use on automobiles and light duty trucks as a locked center tensioning pulley, an automatic belt...Bearing is designed for application specific speed and load requirementsProvides reliable operation under severe conditions for year round performance$21.61 - $34.39
- Dorman®TECHoice™ Automatic Belt TensionerHummer H3 2008, TECHoice™ Automatic Belt Tensioner by Dorman®. This replacement belt tensioner assembly is designed to match the fit and function of the original equipment belt tensioner on specified vehicles. Engineered with quality...Ideal replacement - this drive belt tensioner is a direct replacement for the original tensioner on specified vehicle years, makes and modelsDurable construction - this tensioner assembly is made using quality components to ensure durability and performance$27.44 - $33.63
- Continental® ContiTech™Accessory Drive Belt KitHummer H3 3.7L 2008, Accessory Drive Belt Kit by Continental® ContiTech™. When replacing a worn out serpentine belt, it's a good practice to also replace the idlers and tensioners along with it to prevent uneven wear and the risk of...OE-quality products for safe, reliable, and efficient performanceManufactured with precise tolerances and ultimate quality$106.89
- ACDelco®Genuine GM Parts™ Engine Oil Pan GasketHummer H3 5.3L 2008, Genuine GM Parts™ Engine Oil Pan Gasket by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$53.07
- ACDelco®Specialty™ Heavy Duty V-Ribbed Serpentine BeltHummer H3 5.3L 2008, Specialty™ Heavy Duty V-Ribbed Serpentine Belt by ACDelco®. Length: 93.42". Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised....Made with precision and quality in mindDesigned to meet your specific needs$34.48
- WVE®Oil Pressure SwitchHummer H3 2008, Oil Pressure Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$29.12 - $33.75
- Genuine®Timing CoverHummer H3 5.3L 2008, Timing Cover by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium materials using...Made with precision and quality in mindDesigned to meet your specific needs$58.40
- Mahle®Timing Cover Gasket SetHummer H3 2008, Timing Cover Gasket Set by Mahle®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$30.78 - $44.61
- Cloyes®Driver Side Timing Chain GuideHummer H3 3.7L 2008, Driver Side Timing Chain Guide with Shoe by Cloyes®. A timing chain guide serves as a track or guide, for the timing chain, connecting the crankshaft and camshaft. Designed to meet or exceed OEM performance...Cloyes parts are CAD designed and manufactured using premium materialsEach part is extensively tested and measured for function, fitment, and durability to ensure optimal performance$14.48
- Hayden®Idler/Tensioner PulleyHummer H3 2008, Idler/Tensioner Pulley by Hayden®. This part is designed to route the drive belt and keep it tight. If the pulley goes bad, it can cause problems with cooling, charging, steering, and climate control. Replace a faulty...Constructed to ensure OE quality and reliabilityMade of steel and thermoplastic for long service life and superior dampening$13.96 - $27.80
- SKP®Driver Side Valve CoverHummer H3 5.3L 2008, Driver Side Valve Cover by SKP®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...Precise engineering ensures second to none quality and lasting valueStringently tested with the highest quality standards$62.44
- ACDelco®Genuine GM Parts™ Camshaft BearingHummer H3 5.3L 2008, Genuine GM Parts™ Camshaft Bearing by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$31.88
- ACDelco®Genuine GM Parts™ Crankshaft Main BearingHummer H3 2008, Genuine GM Parts™ Crankshaft Main Bearing by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$32.26 - $57.47
- Dura-Bond®Camshaft Bearing SetHummer H3 5.3L 2008, Camshaft Bearing Set by Dura-Bond®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to...Made with precision and quality in mindDesigned to meet your specific needs$15.46 - $28.35
- Derale Performance®Plate & Fin Oil Cooler KitHummer H3 2008, Plate & Fin Oil Cooler Kit by Derale Performance®. A step up from the popular tube and fin design this aluminum plate and fin-based oil cooler kit not only reduces oil temperatures to help extend the life of lower end...Helps reduce coolant temperaturesExtends engine life$139.99
- Walker Products®Engine Oil Pressure SwitchHummer H3 5.3L 2008, Engine Oil Pressure Switch by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...High quality at an affordable priceExpertly made from premium materials$36.38
- Delphi®Crankshaft Position SensorHummer H3 2008, Crankshaft Position Sensor by Delphi®. Delphi sensors use the Hall Effect or magneto resistive (MR) principles for accurate and clean signal input to the electronic control module (ECM). The result is more design...Extensive coverageMade from high-quality materials for ultimate durability$24.46 - $29.65
- NTK®Crankshaft Position SensorHummer H3 2008, Crankshaft Position Sensor by NTK®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$27.35 - $33.01
- ACDelco®GM Original Equipment™ Variable Valve Timing SolenoidHummer H3 2008, GM Original Equipment™ Variable Valve Timing Solenoid by ACDelco®. Designed utilizing the latest technology, this GM Original Equimpent™ Variable Timing Solenoid by ACDelco features premium quality and will perform...Dictates the operation of your vehicle's vital systems, which is critical to the performance of your vehicleGM-recommended replacement part for your GM vehicle's original factory component$65.28
- ACDelco®Genuine GM Parts™ Timing Cover GasketHummer H3 5.3L 2008, Genuine GM Parts™ Timing Cover Gasket by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$37.73
- Fel-Pro®Cylinder Head GasketHummer H3 2008, Cylinder Head Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets meet...Unsurpassed quality you can trustValidated for fit, form and function$41.81 - $66.51
- ACDelco®Genuine GM Parts™ Crankshaft SealHummer H3 2008, Genuine GM Parts™ Crankshaft Seal by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$20.55 - $33.09
- Elring®Crankshaft SealHummer H3 5.3L 2008, Crankshaft Seal by Elring®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$18.01 - $18.53
- Elring®Crankshaft Seal with Dust LipHummer H3 2008, Crankshaft Seal with Dust Lip by Elring®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...Expertly Crafted from the highest grade materialsMade to provide maximum accuracy and dependability$16.43
- ACDelco®Genuine GM Parts™ Exhaust ValveHummer H3 3.7L 2008, Genuine GM Parts™ Exhaust Valve by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$34.75
- ACDelco®Genuine GM Parts™ Intake ValveHummer H3 2008, Genuine GM Parts™ Intake Valve by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$11.97 - $30.78
- SKP®Drive Belt TensionerHummer H3 2008, Drive Belt Tensioner by SKP®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$26.23 - $28.98
- Continental® ContiTech™Elite™ Drive Belt Idler AssemblyHummer H3 2008, Elite™ Drive Belt Idler Assembly by Continental® ContiTech™. Every part in this assembly is engineered to look, install, and operate the same way or better than the factory parts. Every component meets original...Original equipment equivalentFactory-like fit and dependability$15.08 - $27.97
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2008 Hummer H3 Engine Reviews
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First Time Changing an Engine
Replace® - 3.7L DOHC Remanufactured Complete EnginePosted by Ralph (San Benito, TX) / November 02, 20192008 Hummer H3
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