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Engines and Components› Engines, Blocks and Components

Ram

5.7L HEMI Engine Long Block

Name: 5.7L HEMI Engine Long Block
Brand: Ram
SKU: 68409357AA

$7,535.00 $6,147.96 Save $1,387.04

SKU: 68409357AA

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Overview

The Mopar Engine Long Block is a 5.7L HEMI engine assembly engineered to OEM specifications for reliable fit and function. This engine includes the engine block, rotating assembly (crankshaft and pistons), and installed cylinder heads. This product comes with a Nationwide Mopar 3 Year / 100k Mile Warranty.

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This unit features the 5.7L HEMI MDS VVT engine and includes the engine block, rotating assembly (crankshaft and pistons), and pre-installed cylinder heads, ensuring a comprehensive and reliable foundation for your vehicle's power system. This engine is compatible with 6-speed automatic 65RFE transmissions and 8-speed automatic 8HP70 transmissions. It is important to note that a VIN number will be required for order processing, and you will be contacted after placing your order for this information. The product comes with a transferable Nationwide Mopar 3 Year / 100k Mile Warranty, honored by all U.S. Stellantis Dealerships, and has no additional core charge. This Mopar Long Block Engine is specifically designed to fit the 2018-2024 Ram 1500 DT models. Direct shipping is available to your installer from numerous depots across the country. Customers should be aware that this product is subject to California Proposition 65 warning requirements.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

Brand	Ram
Part Number	68409357AA
Category	Engines and Components

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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