ATK NORTH AMERICA DM21 Engine Block

( Brand: Atk North America ), ( Manufacturer Part Number: DM21 ), ( Part Type: Engine Block ), ( Manufacturer Warranty: 90 Day ), ( Engine Size: 5.7 L ), ( California Prop 65 Warning: This Product Can Expose You To Chemicals Including Chromium, Which Are Known To The State Of California To Cause Birth Defects Or Other Reproductive Harm. ), ( Fuel Type: Gasoline )

Review ATK NORTH AMERICA Engine Long Block Reman

The ATK (Advanced Technology Products) North DM21 engine block is a high-performance cast iron component designed for use in diesel engines. This engine block is engineered to deliver exceptional strength and durability, making it an ideal choice for those seeking superior power and reliability from their diesel engine.

The North DM21 engine block is manufactured using advanced casting technology, ensuring a uniform wall thickness and excellent dimensional accuracy. This results in a block that is not only strong but also lightweight, reducing the overall weight of the engine and improving fuel efficiency.

The block features a state-of-the-art cooling system design that ensures effective engine cooling, even under the most demanding operating conditions. The cooling system includes large, finned water jackets that provide ample cooling capacity, as well as a thermostat housing and water pump housing integrated into the design.

The cylinder bores of the North DM21 engine block are precision-machined to ensure a perfect fit for the pistons and cylinder liners. The block also includes provisions for mounting the crankshaft, connecting rods, and other major engine components.

The surface finish of the North DM21 engine block is carefully controlled to ensure optimal engine performance. The block is shot-peened to improve fatigue strength and reduce the risk of cracking, and it is also nitrided to improve the wear resistance of the cylinder bores.

Overall, the ATK North DM21 engine block is a premium quality component that delivers exceptional performance and durability. It is designed to meet the demands of high-performance diesel engines and is an excellent choice for anyone seeking maximum power and reliability from their engine.

The ATK North Dm21 engine block is a popular choice among vehicle enthusiasts due to its durability and high performance. Here are some pros and cons of buying an ATK North Dm21 engine block:

1. Enhanced Strength: The ATK North Dm21 engine block is known for its increased strength and durability. This is due to the use of advanced materials and manufacturing processes.

2. Improved Performance: The ATK North Dm21 engine block offers improved performance compared to the stock engine block. This is because of its enhanced design and ability to handle more power and stress.

3. Better Heat Dissipation: The ATK North Dm21 engine block has improved cooling capabilities, which helps to prevent overheating and extends the life of the engine.

4. Increased Power: The ATK North Dm21 engine block can support higher power levels, making it a popular choice for those looking to modify their engines for more horsepower.

5. Better Fit and Finish: The ATK North Dm21 engine block is known for its precision machining and excellent fit and finish. This makes it a good choice for those who value the appearance of their engine as well as its performance.

1. Cost: The ATK North Dm21 engine block can be more expensive than a stock engine block. This is due to the advanced materials and manufacturing processes used to create it.

2. Installation Complexity: Installing an ATK North Dm21 engine block can be more complex than installing a stock engine block. This is due to the need for additional modifications and the need to ensure a proper fit.

3. Potential Compatibility Issues: The ATK North Dm21 engine block may not be compatible with all vehicles or engine setups. It is important to verify compatibility before making a purchase.

4. Limited Availability: The ATK North Dm21 engine block may not be readily available from all suppliers or in all regions. This can make it more difficult to source and may result in longer lead times.

The ATK North Dm21 engine block offers several advantages, including enhanced strength, improved performance, better heat dissipation, increased power, and better fit and finish. However, it also comes with some drawbacks, such as cost, installation complexity, potential compatibility issues, and limited availability.

If you are looking for a high-performance engine block that can handle more power and stress than a stock engine block, then the ATK North Dm21 engine block may be a good choice for you. However, it is important to carefully consider the potential drawbacks and ensure compatibility before making a purchase. Additionally, it may be worthwhile to explore alternative options or seek the advice of a professional mechanic to help determine the best engine block for your specific needs.

Details:

Cylinder Block Components. Manufacturer Warranty.

part #: dm21 prices

• $3782.06-$4826.01

specifications grokengines:

• brand: Atk North America
• mpn: Dm21
• part type: Engine Block
• manufacturer warranty: 90 Day
• engine size: 5.7 L
• california prop 65 warning: This Product Can Expose You To Chemicals Including Chromium, Which Are Known To The State Of California To Cause Birth Defects Or Other Reproductive Harm.
• fuel type: Gasoline

returns grokengines:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

payments grokengines:

• other
• wallet: Google-pay
• credit card: Discover

shipping grokengines:

• type: Fixed
• service: Economy with Adult Signature required
• cost: $0.00
• class: Economy
• transit: 10-16 Days

general grokengines:

• Car Truck Parts Accessories > Engines Engine Parts > Engines
• condition: New

seller grokengines:

• rating: 0.0%
• city: Los Angeles, California
• # reviews: 0

offer grokengines:

• sold: 0
• availability: In Stock
• started: August 24, 2025
• options: Ship-to-home
• quantity: 3

Atk North America DM21 Is Similar To:

• Atk North America Hp291pc 2015 Jaguar Xf Enging 3.0 Supercharge 98kmile Good Runing Enging (48.2% similar) 2015 jaguar XFI engine 3.0 supercharge ruining...(July 4th, 2024)
• Atk North America Dct8 Remanufactured Engine 5.3l Gm 300-05953a (58.7% similar) This test also allows the rear main seal to be checked for leaks. Engines are factory checked after assembly to ensure proper operation. All components are inspected to assure viability, then verified by quality control personnel. This has never been installed. This engine is...(August 9th, 2024)
• Atk North America Ddha2 Remanufactured Engine 3.6l Dodge 300-08007f (54.9% similar) Atk remanufactured crate engines warranty. Remanufactured crate engines are built to OE horsepower and torque specifications. Sim tested for compression, leaks, noises oil pressure. Of air pressure. We produce most engines as long block assemblies that ship with a finishing gasket set...(August 9th, 2024)
• Atk North America Hp98c 2020 Bmw M5 Comp Engine S63tu (54.5% similar) The motor failed due to rod bearings everything else is good on...(October 17th, 2024)
• Atk North America Dfn1 Ford 302 1994-1996 Remanufactured Engine (49.5% similar) Block casting:: E7TE F1SE, head E5TE, E7TE, crank 2MAE, E1AE, E7AE, casting location:: V8, right rear of block, near oil pan surface. Help info:stamped behind distributor gear. Block # F1SE. Head # E7TE with knock sensor in block. Has letters te, help info:: 94-96. Truck van only...(October 18th, 2024)
• Atk Engines Hp78c Engine Fits Ford 302 Complete 375hp Front Sump Pan (35.1% similar) Camshaft duration .050 in 220 intake / 224 exhaust recommended fuel 91 octane pump gas imbalance 50 mfg. Headquarters. Part # HP78C condition new brand Atk engines sold each details info engine specifications: hp: 375, qt: 380, block: seasoned OE roller block 1987 -1995, bore/stroke: 4.040 x...(December 13th, 2024)
• Speedway Motors 91607036 Atk Ls Conversion Crate Engine Efi Kit Lh6 5.3l 475hp Fits Chevy (29.6% similar) Designed around the ls muscle car oil pan, these kits include most necessary parts for installation, including dipstick and tube, bolts, gaskets, pickup vintage tray. The user-friendly setup wizard allows you to answer a few simple questions about your engine and the system will begin self...(January 6th, 2025)
• Atk Engines Vda8 Chry 3.7 226 02-03 Engine (31.1% similar) Engine size cc. Atk chary 3.7/226 02-03 engine VDA8 menu.: Atk chary 3.7/226 02-03 engine VDA8. Atk engines VDA8 - chary 3.7/226 02-03 engine...(January 21st, 2025)
• Atk Engines Hp32m Fits Chevy 350 Vortec Mid Dress Engine 350hp (35.2% similar) Water pump: OE long pump. Part # HP32M condition new brand Atk engines sold each details info engine specifications: hp: 350. Crankshaft: OE reground external balance rear of crank/internal front the crank. Oil: conventional / non synthetic 10W30, oil filter: wiz or k n, timing: set to factory...(February 12th, 2025)
• Atk Engines Hp32c Fits Chevy 350 Vortec Complete Engine 350hp (35.5% similar) Distributor: hie iron gear. Crankshaft: OE reground external balance rear of crank/internal front the crank. Block: OE roller block 4 bolt main 1PC seal 1996 -2000. Displacement: 350CI. Oil pump: mewling std volume. Part # HP32C condition new brand Atk engines sold each details info...(February 19th, 2025)
• Atk North America Dck2 Remanufactured Engine 7.4l 300-5274 (57.7% similar) Engines are factory checked after assembly to ensure proper operation. Remanufactured crate engines are built to OE horsepower and torque specifications. Sim tested for compression, leaks, noises oil pressure. We turn the engine at 400 rpm with oil pressure lines attached. After being...(February 20th, 2025)