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Engines and Components› Pistons and Piston Rings

Eagle

4.250" Stroke Rotating Assembly Stroker Kit

$3,369.99 $2,899.95 Save $470.04

SKU: EAG-52505-4185

In Stock
In Stock
Ships by Jul 29
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30 Days Return
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Description

The Eagle EAG-52505-4185 is a competition rotating assembly stroker kit designed for 428/455 blocks with a 4.250" stroke. This kit features a new forged crankshaft, Mahle -22cc dish top pistons, and 6.800" forged 4340 H-beam rods.

It includes plasma-moly file fit rings and performance main & rod bearings. Assemblies must be balanced prior to installation.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandEagle
Part NumberEAG-52505-4185
CategoryEngines and Components

Buy with Confidence

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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