What material are these pistons made from?

These Manley Platinum Series pistons are forged from domestic 2618 alloy. This material is chosen for its superior strength and performance characteristics, making it well-suited for demanding engine applications.

What is the significance of the -10cc dish?

The -10cc dish is a specific volume designed into the piston crown. It affects the compression ratio of your engine. This dish is typically used to lower the compression ratio, which can be beneficial for forced induction applications or when using certain cylinder head volumes.

Are these pistons compatible with all Chevy LT1 engines?

These pistons are specifically designed for Chevy LT1 Direct Injected engines and are intended for a 4.00-inch stroke with a 4.130-inch bore. It is important to confirm that your engine's specifications match these requirements, as they are not a universal fit for all LT1 variants.

Specifications

Brand: Manley Performance
Part #: 560305C-8
UPC: 807298096520

Manley Chevy LT1 Direct Injected Series 4.00in Stroke 4.130in B -10 cc Dish Platinum Series Pistons

Name: Manley Chevy LT1 Direct Injected Series 4.00in Stroke 4.130in B -10 cc Dish Platinum Series Pistons
Brand: Manley Performance
SKU: manley-performance-manley-chevy-lt1-direct-injected-series-4-00in-stroke-4-130in-t14-25430
Price: 1004.51 USD
Availability: BackOrder

$1004.51

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Manley Chevy LT1 Direct Injected Series Platinum Series Pistons. Forged 2618 alloy for superior strength and durability.

Key Features

Fits Chevy LT1 Direct Injected engines.
Forged from domestic 2618 alloy for superior strength and performance.
Features a 4.00-inch stroke design with a 4.130-inch bore and a -10cc dish.
Includes proven cam and barrel skirt profiles for power generation and cylinder wall protection.
Exacting standards for ring lands and grooves enhance ring seal and power output.
Comes standard with premium chrome moly wrist pins for added durability.

These pistons are designed for Chevy LT1 Direct Injected engines. Please verify compatibility with your specific engine configuration before purchase.

⚠️ 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

Starting with domestic 2618 alloy forgings, these Manley Platinum Series pistons are built for serious performance in Chevy LT1 Direct Injected engines. This specific set is designed for a 4.00-inch stroke and features a 4.130-inch bore with a -10cc dish, making them a solid choice for rebuilding or upgrading your engine's top end.

Manley uses proven cam and barrel skirt profiles that help generate power while also being designed to be gentle on your cylinder walls, reducing wear over time. The ring lands and grooves are machined to exacting standards, which is crucial for achieving a better ring seal and ultimately, more power from your engine. For added durability, these pistons come standard with premium chrome moly wrist pins, and Manley's unique fixturing process ensures the ring grooves are perfectly square to the skirt, a detail that matters for consistent performance and longevity.

These pistons are a popular choice among professional engine builders and tuners who demand reliability and performance. While they are not CARB approved and cannot be shipped to California, they represent a well-built option for those looking to enhance their LT1 engine's capabilities. Ensure you consult the manufacturer's installation instructions for proper fitment and assembly procedures.