Engines and Components› Engines, Blocks and Components

Manley Performance

Manley Rotating Assembly, SBC 355 3.480 STROKE/-4cc FLAT

$3,296.69

SKU: M004 290735X

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In Stock
Ships by Jun 8
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Non-Returnable Item
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Description

This Manley Rotating Assembly is engineered for high-performance Small Block Chevrolet (SBC) engines, providing a robust foundation for a 355 cubic inch engine with a 3.480-inch stroke. The assembly includes a lightweight 4340 forged steel crankshaft, 4340 forged steel H-beam connecting rods (equipped with 7/16” ARP 8740 cap screws, with an option for ARP 2000 for higher performance), and 2618 forged aluminum Platinum Series pistons featuring -4cc flat tops and Premium Chrome Moly wrist pins. This combination is built to withstand significant power demands.

Fitment

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Specifications

BrandManley Performance
Part NumberM004 290735X

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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