What material are these pistons made from and why is it important?

These pistons are made from domestic 2618 alloy forgings. This material is chosen for its superior strength and performance, allowing it to withstand high temperatures and pressures common in performance engines without deforming.

What is the benefit of the cam and barrel skirt profiles?

The cam and barrel (skirt) profiles are designed to generate substantial power while also being gentle on your cylinder walls. This design helps reduce friction and wear, contributing to both performance and engine longevity.

Are these pistons compatible with all piston rings?

These pistons feature exacting standards for piston ring lands and grooves, which are critical for proper ring seal. While they are designed for optimal performance with high-quality rings, it's always recommended to use rings specifically matched to the piston and bore size for best results.

Specifications

Brand: Manley Performance
Part #: 698330-8
UPC: 807298085036

Manley Chevrolet Big Block Piston Set - 4.530in Bore 1.395in CH, 2.00 CC

Name: Manley Chevrolet Big Block Piston Set - 4.530in Bore 1.395in CH, 2.00 CC
Brand: Manley Performance
SKU: manley-performance-manley-chevrolet-big-block-piston-set-4-530in-bore-1-395in-ch-t14-880402
Price: 912.97 USD
Availability: BackOrder

$912.97

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Manley Chevrolet Big Block forged piston set for high-performance builds. Features 2618 alloy for superior strength and durability.

Key Features

Fits Chevrolet Big Block engines with a 4.530 inch bore.
Features a 1.395 inch compression height and 2.00 CC combustion chamber volume.
Constructed from domestic 2618 alloy forgings for superior strength and performance.
Includes tool steel wrist pins for added durability.
Exacting standards for piston ring lands and grooves ensure enhanced ring seal and power.
Cam and barrel skirt profiles help generate power while minimizing cylinder wall wear.

This piston set is designed for Chevrolet Big Block engines. Please verify compatibility with your specific engine configuration before purchase. Not CARB approved and cannot ship to California.

⚠️ 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 big block engine, getting the right pistons is crucial for power and reliability. This Manley Piston Set is designed for serious engine builds, offering the strength and precision needed to handle demanding conditions. They are crafted from domestic 2618 alloy forgings, a material known for its exceptional strength and ability to withstand high temperatures and pressures without deforming.

Manley has put a lot of thought into the design of these pistons. They feature proven cam and barrel skirt profiles, which help reduce friction and wear on your cylinder walls while still generating substantial power. The ring lands and grooves are machined to very strict standards, ensuring a tight seal with your piston rings for improved combustion efficiency and more power output. These pistons also come with tool steel wrist pins, and for some part numbers, upgrades to even stronger alloys like 9310 or Turbo Tuff/DLC are available, adding another layer of durability for extreme applications.

When you're putting together a performance engine, every component matters. Manley's unique fixturing process allows them to machine the skirt and ring grooves in a single operation. This ensures the ring grooves are perfectly square to the piston skirt, which is critical for optimal ring seal and overall engine performance. These pistons are a solid choice for professional engine builders and tuners looking for reliable performance and durability in their Chevrolet big block builds.