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Est. 1957
Manley Performance

Manley Rotating Assembly, Chevrolet LS 4.000 STROKE/4.005/-18cc

$3969.22

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Manley Rotating Assembly for Chevrolet LS engines. Features a 4.000" stroke crankshaft and 4.005" bore pistons for improved performance.

Key Features

  • Fits Chevrolet LS engines.
  • Features a 4.000-inch stroke crankshaft made from lightweight 4340 forged steel.
  • Includes 4340 forged steel H-beam connecting rods with 7/16-inch ARP 8740 cap screws.
  • Comes with 2618 forged aluminum Platinum Series pistons with premium chrome moly wrist pins.
  • Equipped with high-performance piston rings.
  • Includes high-performance Clevite 'H' Series rod bearings (narrowed) and 'P' Series main bearings.
This rotating assembly is designed for Chevrolet LS engines. Please consult manufacturer specifications to confirm compatibility with your specific engine configuration.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

If you're building a high-performance Chevrolet LS engine and need a solid foundation, this Manley rotating assembly is a strong contender. It's designed to handle the demands of a serious build, providing the core components you need to get your engine internals sorted. This assembly includes a crankshaft, connecting rods, pistons, rings, and bearings, all chosen to work together for reliable power.

At the heart of this assembly is a lightweight 4340 forged steel crankshaft with a 4.000-inch stroke. Paired with this are 4340 forged steel H-beam connecting rods, known for their strength and durability under stress. These rods come equipped with 7/16-inch ARP 8740 cap screws, or you can opt for ARP 2000 screws for even more clamping force. The pistons are 2618 forged aluminum, Manley's Platinum Series, designed for high performance and fitted with premium chrome moly wrist pins. Topping it off are high-performance piston rings and Clevite 'H' Series rod bearings (narrowed) and 'P' Series main bearings, all selected for their ability to handle high loads and temperatures.

This assembly is intended for performance builds and is not CARB approved, meaning it cannot be shipped to California. It's a well-built package that gives you the essential rotating components from a reputable manufacturer, ready for your custom engine project.

Specifications

Brand
Manley Performance
Manufacturer Part #
28402
UPC
807298085708

Frequently Asked Questions

Manley Rotating Assembly, Chevrolet LS 4.000 STROKE/4.005/-18cc

$3969.22