Engines and Components Engines, Blocks and Components

Scat

ROTATING ASSY/LS SERIES 408 FRGD 4IN STK/6.125 ROD LGTH/4.065 BORE/IBEAM FLAT P

$2,773.89

SKU: S01L 1-43634

In Stock
In Stock
Ships by Jun 18
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Non-Returnable Item
INSTALL DIFFICULTY
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Advanced — 4+ hours

Description

The SCAT Chevy LS Series 408 Forged Rotating Assembly (Part Number: 1-43634BI) is an aftermarket performance part designed for Chevy LS Series engines for custom engine builds. It includes an LS1 4340 Forged 58x Crankshaft, Pro Series I-Beam Connecting Rods, Forged Pistons, Rings, Rod & Main Bearings, and a reluctor wheel.

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

BrandScat
Part NumberS01L 1-43634

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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