2005 Workhorse P-Series Engine
Select Your Submodel
- Engine Assemblies
- 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
- Engine Pulleys
- Engine Sensors, Relays, Switches
- Oil Pumps
- Oil Coolers
- Crankshafts
- Engine Bearings
- Harmonic Balancers
- Engine Rebuild Kits
- Throttle Bodies
- Carburetors
- Motor Oils
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Dorman HD Solutions®Throttle Position SensorWorkhorse P42 With WM526 Series Pedals 2005, Throttle Position Sensor by Dorman HD Solutions®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$316.99 - Eneos®Racing Street™ SAE 0W-50 Full Synthetic Motor Oil, 1 QuartRacing Street™ SAE 0W-50 Full Synthetic Motor Oil, 1 Quart by Eneos®. The Racing Street SAE 0W-50 motor oil is a PAO fully synthetic oil offering exceptional viscosity, fast starts, excellent engine protection, and anti-shearing...$11.99
- Liqui Moly®Special Tec B FE SAE 5W-30 Synthetic Motor OilSpecial Tec B FE SAE 5W-30 Synthetic Motor Oil, by Liqui Moly®. Primarily developed for the requirement of specific BMW gasoline engines without particulate filter (GPF) from year 2002 and later. Compatible for the use with...$13.12 - $54.00
- Lucas Oil®Racing SAE 50 Plus Conventional Motor Oil, 5 QuartsRacing SAE 50 Plus Conventional Motor Oil, 5 Quarts by Lucas Oil®. 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...$40.04
- Royal Purple®XPR™ SAE 0W-8 Synthetic Motor OilXPR™ SAE 0W-8 Synthetic Motor Oil, 1 Quart by Royal Purple®. XPR 0W-8 is an ultra-light viscosity racing motor oil formulated for use in drag racing, motorcycle sprint racing, etc. This product is made of high-quality components to...$17.54 - $105.24
- PAI®Inlet Connection GasketsWorkhorse P-Series 3.9L 2005, Inlet Connection Gaskets by PAI®. 6 Pieces. 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...2 Years WarrantyPerfect blend of leading innovations and superior workmanship$3.25
- Continental® ContiTech™Serpentine BeltWorkhorse P-Series 8.1L 2005, Serpentine Belt by Continental® ContiTech™. 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...Made with precision and quality in mindDesigned to meet your specific needs$26.40
- Elring®Crankshaft SealWorkhorse P-Series 6.6L 2005, 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...Expertly Crafted from the highest grade materialsMade to provide maximum accuracy and dependability$23.30
- Genuine®Oil Pressure Relief ValveWorkhorse P-Series 2005, Oil Pressure Relief Valve 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...Made with precision and quality in mindDesigned to meet your specific needs$46.89 - $52.88
- Idemitsu®Synthetic Blend Racing Rotary Premix Motor Oil, 1 QuartSynthetic Blend Racing Rotary Premix Motor Oil, 1 Quart by Idemitsu®. Developed for high-capacity engines, including turbos. Optimized for maximum performance, durability and wear protection, reducing emissions and fuel consumption.Developed for high-capacity engines, including turbosFeatures superior long-life technology$11.99
- Genuine®Motor OilMotor Oil, by Genuine®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you waste your time and gas running out...$9.52 - $18.85
- Motorcraft®SAE 5W-20 Full Synthetic High Mileage Motor Oil, 1 QuartSAE 5W-20 Full Synthetic High Mileage Motor Oil, 1 Quart by Motorcraft®. 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...$4.96
- gpd®Throttle Position SensorWorkhorse P-Series 3.9L with WM526 Series Pedals 2005, Throttle Position Sensor by gpd®. The Throttle Position Sensor monitors how far open the throttle valve is, which is why it is most commonly found on the throttle body. It then...Designed to meet/exceed OE fit, form and function100% Tested for durability and performance$137.85
- CVR Performance®Spin-On Oil Filter MountWorkhorse P32 With Chevy Big Block 2005, 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, performance...Eliminates the filter bypass port for 100% complete filtrationIncludes O-ring seal & hardware$38.92
- Industrial Injection®Duramax LLY Race Engine Long BlockWorkhorse P-Series 6.6L 2005, Duramax LLY Race Engine Long Block by Industrial Injection®. 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...Built to match your exact requirementsHigh quality you can rely on$23,004.88
- Industrial Injection®Duramax LLY Race Engine Short BlockWorkhorse P-Series 6.6L 2005, Duramax LLY Race Engine Short Block W/O Cylinder Heads by Industrial Injection®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and...Built to match your exact requirementsHigh quality you can rely on$16,819.32
- Industrial Injection®Duramax LLY Stock Engine Long BlockWorkhorse P-Series 6.6L 2005, Duramax LLY Stock Engine Long Block by Industrial Injection®. 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...Built to match your exact requirementsHigh quality you can rely on$13,780.79
- Industrial Injection®Duramax LLY Stock Engine Short BlockWorkhorse P-Series 6.6L 2005, Duramax LLY Stock Engine Short Block W/O Cylinder Heads by Industrial Injection®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology...Built to match your exact requirementsHigh quality you can rely on$10,742.26
- Industrial Injection®Girdle KitWorkhorse P-Series 6.6L 2005, Girdle Kit by Industrial Injection®. The 1/2" thick girdle is the strongest girdle on the market. It utilizes the XXL ARP 14mm main studs. This custom girdle fits the LB7, LLY, LMM Engine 2001 - 2010. Want...Built to match your exact requirementsHigh quality you can rely on$1,321.76
- Industrial Injection®Race Remanufactured Cylinder Head SetWorkhorse P-Series 6.6L 2005, Race Remanufactured Cylinder Head Set by Industrial Injection®. The Industrial Injection LLY Duramax Race Heads are designed for the racer / sled puller in mind. Fully CNC ported heads complete ready to...5 Axis CNC Cylinder Head Porting Machine with CAD/CAM software specifically designed for cylinder head portingDiamond Honed Guides$3,254.47
- Industrial Injection®Stock Remanufactured Cylinder HeadWorkhorse P-Series 6.6L 2005, Stock Remanufactured Cylinder Head by Industrial Injection®. The Industrial Injection LLY Duramax Stock Remanufactured Heads are designed to be a factory replacement. Complete ready to bolt on. Heads are...Direct ReplacementDiamond Honed Guides$1,409.66
- Merchant Automotive®Cover to Block SealsWorkhorse P-Series 6.6L 2005, Rear Cover to Block Seals by Merchant Automotive®. Replace these when removing the rear engine cover to block. Seals water jackets. One packages services one engine. Designed utilizing the latest...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$11.43
- Merchant Automotive®Dowel PinWorkhorse P-Series 6.6L 2005, Dowel Pin by Merchant Automotive®. If you’re looking for high-quality aftermarket parts for your truck, you can’t go wrong with Merchant Automotive. Top-grade Merchant Automotive products are designed...Designed using sophisticated technology and equipmentMade to combine functionality and reliability$12.45
- Merchant Automotive®Oil Galley PlugWorkhorse P42 2005, Oil Galley Plug by Merchant Automotive®. If you’re looking for high-quality aftermarket parts for your truck, you can’t go wrong with Merchant Automotive. Top-grade Merchant Automotive products are designed by...Designed using sophisticated technology and equipmentMade to combine functionality and reliability$9.60
- Milodon®Idler Axle with BoltsWorkhorse P-Series 8.1L with Chevy Big Block Engine 2005, Idler Axle with Bolts by Milodon®. 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...Painstakingly designed to meet your racing needsState-of-the-art manufacturing technology$69.95
- Milodon®Timing Cam CoverWorkhorse P-Series 8.1L with Chevy Big Block Engine 2005, Timing Cam Cover by Milodon®. 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...Painstakingly designed to meet your racing needsState-of-the-art manufacturing technology$259.95
- Milodon®Timing Cam GearWorkhorse P-Series 8.1L with Chevy Big Block Engine 2005, Timing Cam Gear by Milodon®. 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....Painstakingly designed to meet your racing needsState-of-the-art manufacturing technology$197.95
- Replace®8.1L OHV Remanufactured EngineWorkhorse P-Series 8.1L Block Cast # 12558110 Right Head Cast # 12558162 Crank Cast # 430 298 Left Head Cast # 12558162 2005, 8.1L OHV Remanufactured Engine by Replace®. This premium product is the best way to go for those looking for...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$4,901.12
- Replace®Remanufactured Complete Cylinder HeadWorkhorse P-Series 2005, Remanufactured Complete Cylinder Head by Replace®. If your vehicle has a cylinder head problem, don’t waste time and money having your originals repaired. This premium product is the best way to go for those...Completely disassembled, thoroughly cleaned, and carefully inspectedChecked for cracks$327.76 - $1,154.74
- Wagler®Main CapsWorkhorse P-Series 6.6L 2005, Main Caps by Wagler®. 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...WCP Billet Main Caps are designed and machined in houseDoes not distort when torquing down main studs$907.69
