Workhorse Engine Blocks
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Dorman®Autograde™ Expansion PlugAutograde™ Expansion Plug by Dorman®. This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.Direct replacement - this engine expansion plug matches the fit and function of the factory part on specified years, makes and modelsIdeal solution - this plug is a reliable replacement for an original part that is missing or has failed due to fatigue$0.44 - $31.83 - Moroso®Rear Main Seal AdapterRear Main Seal Adapter by Moroso®. 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 provide a perfect fit...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$225.99 - $252.99
- Dorman®Autograde™ 1-5/8" Steel Cup Expansion Plug (555-030.1)Autograde™ 1-5/8" Steel Cup Expansion Plug (555-030.1) by Dorman®. This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for...Direct replacement - this engine expansion plug matches the fit and function of the factory part on specified years, makes and modelsIdeal solution - this plug is a reliable replacement for an original part that is missing or has failed due to fatigue$1.79
- Dorman®Autograde™ 1-5/8" Steel Cup Expansion Plugs (555-030)Autograde™ 1-5/8" Steel Cup Expansion Plugs (555-030) by Dorman®. This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for...Direct replacement - this engine expansion plug matches the fit and function of the factory part on specified years, makes and modelsIdeal solution - this plug is a reliable replacement for an original part that is missing or has failed due to fatigue$11.28
- Dorman®Autograde™ 2-7/31" Steel Cup Expansion Plugs (555-081)Autograde™ 2-7/31" Steel Cup Expansion Plugs (555-081) by Dorman®. This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for...Direct replacement - this engine expansion plug matches the fit and function of the factory part on specified years, makes and modelsIdeal solution - this plug is a reliable replacement for an original part that is missing or has failed due to fatigue$12.88
- Dorman®Autograde™ Expansion Plugs (555-087)Autograde™ Expansion Plugs (555-087) by Dorman®. This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.Direct replacement - this engine expansion plug matches the fit and function of the factory part on specified years, makes and modelsIdeal solution - this plug is a reliable replacement for an original part that is missing or has failed due to fatigue$7.52
- PPE®ARP Style Main Stud Kit (118034000)ARP Style Main Stud Kit (118034000) by PPE®. Increasing the boost that is fed into your truck engine is great for horsepower, but it places additional stress on stock pieces that were not designed to take it. The main bolts are some of...Made from 8740 chromoly with black oxide finishThread-rolled to Mil-S-8879 specifications$229.49
- Moroso®Rear Main Seal Adapter Kit (38315)Rear Main Seal Adapter Kit (38315) by Moroso®. 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 provide a...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$225.99
- Phillips & Temro®Engine Heater (3100130)Engine Heater (3100130) by Phillips & Temro®. 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 provide a...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$95.19
- Replace®Engine BlockEngine Block by Replace®. Designed utilizing the latest technology, this product by Replace features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet or exceed...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$3,210.26 - $10,228.76
- Dura-Bond®Oil Galley PlugOil Galley Plug 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 provide a perfect fit for a...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$7.60 - $8.99
- Industrial Injection®Duramax LLY Race Engine Short Block (PDM-LLYRSB)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 with customers in mind. It...Built to match your exact requirementsHigh quality you can rely on$16,819.32
- Industrial Injection®Duramax LLY Stock Engine Short Block (PDM-LLYSTKSB)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 and with customers in mind. It...Built to match your exact requirementsHigh quality you can rely on$10,742.26
- Dura-Bond®Internal Hex Oil Galley Plug with Sealant (AP-003-P)Internal Hex Oil Galley Plug with Sealant 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$7.74
- Dura-Bond®Oil Galley Rear Main Plug (CB-001-P)Oil Galley Rear Main Plug (CB-001-P) 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 provide...Made with precision and quality in mindDesigned to meet your specific needs$8.24
- PPE®Main Stud Kit (118030000)Main Stud Kit (118030000) by PPE®. Increasing the boost that is fed into your truck engine is great for horsepower, but it places additional stress on stock pieces that were not designed to take it. The main bolts are some of these...Made from 8740 chromoly with black oxide finishThread-rolled to Mil-S-8879 specifications$292.64
- Industrial Injection®Girdle Kit (PDM-06035)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 to get more power out of your...Built to match your exact requirementsHigh quality you can rely on$1,321.76
- Merchant Automotive®Main Bearing Cap Bolt (11610684)Main Bearing Cap Bolt by Merchant Automotive®. Replace any time the bolt is removed as they are torque to yeild bolts and only can be used once. These bolts are 4mm longer then the 01-05 year engines and will not work in older engines....Designed using sophisticated technology and equipmentMade to combine functionality and reliability$11.13
- Merchant Automotive®Oil Galley Plug (12651561)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 professional engineers...Designed using sophisticated technology and equipmentMade to combine functionality and reliability$9.60
- Moroso®Rear Main Seal Adapter Kit (38415)Rear Main Seal Adapter Kit (38415) by Moroso®. 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 provide a...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$252.99
- Wagler®Main Caps (C6641)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 industry-leading materials...WCP Billet Main Caps are designed and machined in houseDoes not distort when torquing down main studs$907.69
- PCE®Oil Flow Restrictor Kit (Chevy Small Block Gen I) (PCE304.1002)Oil Flow Restrictor Kit by PCE®. When roller rocker arms are installed, along with a mechanical lifter cam, the amount of oil flow required to the valvetrain is greatly reduced. Installing a PCE oil restrictor kit will limit this...Expertly Crafted from the highest grade materialsDesigned with breakthrough technology$17.20
- Replace®Engine Block (DCH4NB)Engine Block (DCH4NB) by Replace®. Designed utilizing the latest technology, this product by Replace features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet or...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$4,225.81
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