2009 Workhorse W42 Engine
Select Your Submodel
- Engine Assemblies
- Valves & Valvetrain Parts
- Oil Filters
- Serpentine Belts & Auxiliary Drive Belts
- Valve Covers
- Timing Gears, Chains & Covers
- Oil Pans, Drain Plugs & Dipsticks
- Cylinder Heads
- Engine Pulleys
- Engine Sensors, Relays, Switches
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Bearings
- Harmonic Balancers
- Motor Oils
-
Baldwin Filters®Spin-On Engine Oil FilterWorkhorse W42 4.8L 2009, Spin-On Engine Oil Filter by Baldwin Filters®. Dirty oil can cause catastrophic damage to your engine. By using the proper lube filter for your engine, you can minimize the possibility of costly downtime and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$7.78 - CVR Performance®Spin-On Oil Filter MountWorkhorse W42 4.8L With Chevy Small Block 2009, Spin-On Oil Filter Mount by CVR Performance®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...Eliminates the filter bypass port for 100% complete filtrationIncludes O-ring seal & hardware$38.92
- ARP®Rocker Arm Stud KitWorkhorse W42 4.8L With Chevy Small Block 2009, Rocker Arm Stud Kit by ARP®. The engineers at ARP spent quite a bit of time developing these highly effective, unique oil pan studs. They’re designed to make it as easy as possible to...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$103.59
- Gates®Micro-V™ V-Ribbed BeltWorkhorse W42 4.8L 2009, Micro-V™ V-Ribbed Belt by Gates®. Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in service...Special belt construction eliminates belt noise, reduces tension loss, and solves problem drive applicationsUtilizes advanced materials like Aramid Fiber found in bullet-proof vests and crack and heat-resistant EPDM materials$29.01 - $41.79
- ACDelco®Specialty™ Heavy Duty V-Ribbed Serpentine BeltWorkhorse W42 4.8L with A/C 2009, Specialty™ Heavy Duty V-Ribbed Serpentine Belt by ACDelco®. Length: 37.89". Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than...Made with precision and quality in mindDesigned to meet your specific needs$35.39Save: $5.77 (16%)$29.62
- Dorman®Autograde™ Engine Oil Drain PlugWorkhorse W42 4.8L 2009, Autograde™ Engine Oil Drain Plug by Dorman®. Dorman's Oil Drain Plugs are coated for high corrosion resistance and a long service life. Designed to provide a perfect fit for a hassle free installation, this...Oil Drain Plugs are designed and constructed to strict engineering quality standardsThe finest quality at a great price$2.05 - $21.42
- Gates®DriveAlign™ Drive Belt Idler PulleyWorkhorse W42 4.8L 2009, DriveAlign™ Drive Belt Idler Pulley by Gates®. Built to last by resisting dirt, salt, and other under-hood contaminants and are designed for use on passenger cars and light trucks as a locked center tensioning...High quality construction provides high durability for long lifeBearing meets or exceeds OE and is designed for application specific speed and load requirements$17.80 - $30.53
- Continental® ContiTech™Elite™ Drive Belt Idler AssemblyWorkhorse W42 4.8L 2009, 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 equipment equivalentFactory-like fit and dependability$15.08 - $27.97
- Continental® ContiTech™Elite™ Drive Belt Tensioner PulleyWorkhorse W42 4.8L 2009, Elite™ Drive Belt Tensioner Pulley by Continental® ContiTech™. Continental Elite™ pulleys are designed to install and operate as well as OE components. They're manufactured to original equipment material...Constructed to match OE form, fit, and functionMade of OE specified materials, unless upgraded to enhance performance$26.08
- Continental® ContiTech™Conti-V Multirib™ Serpentine BeltWorkhorse W42 4.8L 2009, Conti-V Multirib™ Serpentine Belt by Continental® ContiTech™. Designed to transmit torque and drive engine accessories, this serpentine belt provides quieter and cooler performance, greater durability, and...OE quality product for safe, reliable, and efficient performanceProvides quiet performance, even in wet conditions$18.40 - $29.58
- ACDelco®Professional™ Standard V-Ribbed Serpentine BeltWorkhorse W42 4.8L 2009, Professional™ Standard V-Ribbed Serpentine Belt by ACDelco®. Made of EPDM rubber for long life and quiet, dependable performance, ACDelco Professional Automotive Belts are designed to meet or exceed OEM...Made with precision and quality in mindDesigned to meet your specific needs$36.31 - $78.67Save: 16%$30.44 - $65.97
- Goodyear Belts®Serpentine Multi V-BeltWorkhorse W42 4.8L 2009, Serpentine Multi V-Belt by Goodyear Belts®. Goodyear Belts has developed multi V-belts that meet or exceed OE requirements, ensuring long belt life and quiet operation. Restore your belt drive system’s...Meets or Exceeds OEM SpecificationsLong-life EPDM Rubber Compound$20.11 - $33.71
- Dorman®HELP™ Engine Oil Drain PlugWorkhorse W42 4.8L 2009, HELP™ Engine Oil Drain Plug by Dorman®. Dorman's Oil Drain Plugs are coated for high corrosion resistance and a long service life. Designed using state-of-the-art technology and with customers in mind. It will...Direct replacement for a proper fit every timeDorman's oversized, piggyback, and rubber expanding plugs eliminate the need to replace the entire pan, saving you time, labor and money$2.15
- Dorman®OE Solutions™ Engine Oil PanWorkhorse W42 4.8L 2009, OE Solutions™ Engine Oil Pan by Dorman®. Oil pan leaking? This engine oil pan is precision-engineered to match the original equipment pan on specific vehicle years, makes and models for a reliable replacement.Direct replacement - this engine oil pan is made to match the original pan on specific vehiclesComplete assembly - includes replacement pan and drain plugs to match original components$175.77 - $186.76
- SKP®Engine Oil PanWorkhorse W42 4.8L 2009, Engine Oil Pan 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$137.24 - $145.34
- Gates®DriveAlign™ Drive Belt Tensioner AssemblyWorkhorse W42 4.8L 2009, DriveAlign™ Drive Belt Tensioner Assembly by Gates®. 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...Comprehensive line includes parts to fit cars, vans, SUVs, and light trucksFull line coverage for import, domestic, and heavy-duty cars, trucks, and vehicle applications$70.27
- Gates®DriveAlign™ OE Exact Automatic Belt TensionerWorkhorse W42 4.8L 2009, DriveAlign™ OE Exact Automatic Belt Tensioner by Gates®. 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...Comprehensive line includes parts to fit cars, vans, SUVs, and light trucksFull line coverage for import, domestic, and heavy-duty cars, trucks, and vehicle applications$32.79 - $54.91
- Continental® ContiTech™Elite™ Drive Belt Tensioner AssemblyWorkhorse W42 4.8L 2009, Elite™ Drive Belt Tensioner Assembly by Continental® ContiTech™. This belt tensioner assembly is constructed to meet OE requirements for fit, form, and function. It provides smooth, noiseless, and...Constructed to match OE form, fit, and functionMaintains its correct alignment to the belt and correct accessory belt tension$35.45 - $50.08
- ACDelco®Professional™ Drive Belt Idler PulleyWorkhorse W42 4.8L 2009, 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$27.81Save: $4.50 (16%)$23.31
- ACDelco®Professional™ Drive Belt Tensioner AssemblyWorkhorse W42 4.8L 2009, Professional™ Drive Belt Tensioner Assembly by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your...Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability$46.25 - $78.63Save: up to 17%$38.61 - $66.10
- ACDelco®Professional™ Idler PulleyWorkhorse W42 4.8L 2009, 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...Bearing is designed for application specific speed and load requirementsProvides reliable operation under severe conditions for year round performance$37.13 - $40.98Save: 16%$31.12 - $34.35
- Dorman®TECHoice™ Automatic Belt TensionerWorkhorse W42 4.8L 2009, 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...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$31.40
- Dorman®TECHoice™ Regular Idler PulleyWorkhorse W42 4.8L 2009, TECHoice™ Regular Idler Pulley by Dorman®. This replacement accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and...Direct replacement - this accessory drive belt idler pulley matches the fit and function of the original equipment pulley on specified vehiclesRestores performance - fixes a failed, squealing or groaning noise from a worn idler pulley$15.05
- SKP®Drive Belt Idler PulleyWorkhorse W42 4.8L 2009, Drive Belt Idler Pulley 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.61 - $13.99
- ACDelco®Advantage™ Crankshaft SealWorkhorse W42 4.8L 2009, Advantage™ Crankshaft Seal by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and...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$36.93Save: $6.01 (16%)$30.92
- ACDelco®Gold™ Crankshaft SealWorkhorse W42 4.8L 2009, Gold™ Crankshaft Seal by ACDelco®. Designed utilizing the latest technology, this Engine Crankshaft Position Sensor by ACDelco features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$46.26Save: $6.94 (15%)$39.32
- Dorman®OE Solutions™ Main Seal Cover KitWorkhorse W42 4.8L 2009, OE Solutions™ Main Seal Cover Kit by Dorman®. Ensure the proper sealing of the engine with Dorman's Engine Rear Main Seal Cover. The Seal Cover is designed from high-quality materials to stop and prevent...Comes with bolts and gaskets - everything necessary for a complete repairConstructed from aluminum for long-lasting performance$55.23
- Febi®Engine Oil Pump Chain SetWorkhorse W42 4.8L 2009, Engine Oil Pump Chain Set by Febi®. 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....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$161.27
- National®Crankshaft SealWorkhorse W42 4.8L 2009, 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$13.15 - $18.49
- SKP®Rear Crankshaft SealWorkhorse W42 4.8L 2009, Rear Crankshaft Seal 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$38.99
