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Engines and Components› Engines, Blocks and Components

Eagle Specialty Products

3.750" Forged Rotating Assembly

$2,779.99 $2,557.60 Save $222.39

SKU: EAG12012060

In Stock
In Stock
Ships by Sep 9
Free Shipping over $200
$100 Minimum Order
30 Days Return
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Overview

The Eagle Specialty Products rotating assembly is a complete kit designed for Chevy 350 engines. It includes a 3.750-inch forged 4340 crankshaft and 6.000-inch H-beam rods with 7/16-inch ARP 8740 bolts. The assembly also features forged 2618 Mahle pistons with a 6cc dome and 4.060-inch bore, along with plasma-moly file-fit rings. King XP rod and main bearings are included for durability.
Show original supplier description
The Eagle Specialty Products rotating assembly is a comprehensive kit engineered for performance Chevy 350 engines. This assembly features a robust 3.750-inch forged 4340 crankshaft, paired with 6.000-inch H-beam connecting rods secured by 7/16-inch ARP 8740 bolts. The kit includes forged 2618 Mahle pistons, designed with a 6cc dome and a 4.060-inch bore, and are fitted with plasma-moly file-fit rings for optimal sealing and performance. Durability and reliability are further enhanced by the inclusion of King XP rod and main bearings, ensuring smooth operation under demanding conditions. This rotating assembly is a foundational component for building a high-performance engine, offering a solid balance of strength, precision, and quality materials. While this product is a component for engine building, it is crucial for users to ensure proper installation and compatibility with their specific engine build and intended application. The precision of these components is vital for engine longevity and performance.

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

BrandEagle Specialty Products
Part NumberEAG12012060
CategoryEngines 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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