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Engines and Components› Pistons and Piston Rings

Eagle Specialty Products

Small Block Chevy Rotating Assembly Kit

$2,534.99 $2,332.51 Save $202.48

SKU: EAG12008030

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 EAG12008030 is a Small Block Chevy competition rotating assembly kit. It features a 3.750 in stroke, 5.700 in H Beam rods, and forged pistons with a -5cc dish and a 4.030 in bore.

This assembly includes a 3.750" Forged 4340 Crank, 5.700" H-BEAM Rods with 7/16" ARP 8740 BOLTS, and Forged 4032 MAHLE -5CC FLAT TOP 4.030" PISTONS. It also comes with PLASMA-MOLY FILE-FIT RINGS and KING XP Rod/MAIN BEARINGS.
Show original supplier description
The Eagle Specialty Products EAG12008030 is a high-performance rotating assembly kit designed for Small Block Chevy engines. It features a 3.750-inch stroke crankshaft and 5.700-inch H-beam connecting rods, utilizing robust 7/16" ARP 8740 bolts for secure fastening. The kit includes forged 4032 Mahle pistons with a -5cc flat top dish, designed for a 4.030-inch bore. To ensure optimal sealing and performance, it is equipped with plasma-moly file-fit rings and King XP rod and main bearings. Eagle Specialty Products utilizes certified steel in their production and employs multi-stage heat treating, sonic testing, magna-fluxing, and x-ray inspection to guarantee product reliability. Please note that this product is a special order item and may vary from the image shown. Customers concerned about delivery times should contact the seller for stock status before purchasing to avoid cancellation fees. Additionally, this product is not CARB legal and is not for sale in California.

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 NumberEAG12008030
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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