What is the compression ratio impact of the -10.00cc valve relief?

The -10.00cc valve relief indicates a dished piston top. This dish is designed to reduce the static compression ratio compared to a flat-top piston, which is often necessary when using certain cylinder head volumes or camshaft profiles to achieve a desired final compression ratio.

What is the benefit of the moly skirt coating?

The moly skirt coating is a dry lubricant applied to the piston skirt. It helps to reduce friction between the piston and the cylinder wall, which can lead to improved engine efficiency, reduced wear, and potentially longer engine life, especially under high-performance conditions.

Are these pistons compatible with all LS engine blocks?

While designed for LS engines, compatibility depends on the specific block's bore size and deck height. This set is for a 4.070-inch bore. Always verify your block's specifications and consult Manley's technical resources to ensure proper fitment for your specific LS application.

Specifications

Brand: Manley Performance
Part #: 596570CE-8
UPC: 807298098388

Manley Chevrolet LS Piston Set - 4.070in Bore 1.065in CH, -10.00 CC

Name: Manley Chevrolet LS Piston Set - 4.070in Bore 1.065in CH, -10.00 CC
Brand: Manley Performance
SKU: manley-performance-manley-chevrolet-ls-piston-set-4-070in-bore-1-065in-ch-10-00--t14-880551
Price: 1269.53 USD
Availability: BackOrder

$1269.53

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Manley Chevrolet LS Piston Set - 4.070in Bore 1.065in CH, -10.00 CC. Forged from 2618 alloy for superior strength and performance.

Key Features

Fits Chevrolet LS engines with a 4.070 inch bore.
Forged from domestic 2618 alloy for superior strength and performance.
Features proven cam and barrel skirt profiles for smooth operation and power.
Exacting ring lands and grooves ensure enhanced ring seal and more power.
Includes tool steel wrist pins for durability.
Select part numbers feature moly skirt coatings for reduced friction and wear.

This piston set is designed for Chevrolet LS engines. Specific fitment details, such as required connecting rod length and crankshaft stroke, should be confirmed with your engine builder or Manley Performance specifications.

⚠️ 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, this Manley Piston Set is a solid choice for serious power. These aren't just off-the-shelf parts; they're forged from domestic 2618 alloy, a material known for its exceptional strength and ability to handle the stresses of a performance build. The 4.070-inch bore size and -10.00cc valve relief are specific dimensions to consider for your engine's compression ratio and valve clearance.

Manley puts a lot of thought into how these pistons work inside the cylinder. They use proven cam and barrel skirt profiles, which help the piston move smoothly and quietly while still generating power. The ring lands and grooves are machined to very tight tolerances, which is crucial for getting a good seal from your piston rings and maximizing the power your engine makes. Many of these pistons also come with a moly skirt coating, which reduces friction and wear on the cylinder walls, helping your engine last longer under demanding conditions. The included tool steel wrist pins are also built to handle high loads.

When you're assembling an engine, precision matters. Manley's unique fixturing process ensures that the ring grooves are perfectly square to the piston skirt, which is vital for consistent ring seal and overall engine performance. This attention to detail is why professional engine builders and tuners often turn to Manley pistons for their builds. Keep in mind that these pistons are not CARB approved and cannot be shipped to California.