What is the primary benefit of using 2618 alloy forgings?

2618 alloy forgings are used because they offer superior strength and performance compared to other materials. This makes them ideal for high-stress engine applications where durability is critical.

What does the -12cc dish on the piston mean?

The -12cc dish is a specific volume machined into the top of the piston. This dish helps to reduce the compression ratio of the engine, which is important for tuning and preventing detonation in certain applications.

Are these pistons compatible with all Chevrolet LT1 engines?

These pistons are specifically designed for Chevrolet LT1 engines with a 4.075 inch bore and a 4 inch stroke. It's always recommended to verify your engine's exact specifications before purchasing.

Specifications

Brand: Manley Performance
Part #: 560175CE-8

Manley Chevrolet LT1 4.075in Bore 4in Stroke -12cc Dish Platinum Series Piston Set

Name: Manley Chevrolet LT1 4.075in Bore 4in Stroke -12cc Dish Platinum Series Piston Set
Brand: Manley Performance
SKU: manley-performance-manley-chevrolet-lt1-4-075in-bore-4in-stroke-12cc-dish-platin-t14-837590
Price: 1269.53 USD
Availability: BackOrder

$1269.53

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Manley Chevrolet LT1 4.075in Bore 4in Stroke -12cc Dish Platinum Series Piston Set. Built for serious engine builds with 2618 alloy forgings.

Key Features

Fits Chevrolet LT1 engines with a 4.075 inch bore and 4 inch stroke.
Constructed from domestic 2618 alloy forgings for superior strength and performance.
Features a -12cc dish to help achieve your target compression ratio.
Includes premium chrome moly tool steel wrist pins for added durability.
Utilizes proven cam and barrel skirt profiles to reduce cylinder wall wear and improve power.
Ring lands and grooves are machined to strict standards for enhanced ring seal.

⚠️ 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 rebuilding the heart of your Chevrolet LT1 engine, a solid set of pistons is where it all starts. This Manley Platinum Series piston set is built for those who demand serious performance and durability from their build. With a 4.075-inch bore and a 4-inch stroke, these pistons are designed to handle the stresses of a high-performance engine, featuring a -12cc dish to help achieve your desired compression ratio.

Manley uses domestic 2618 alloy forgings for these pistons, which are known for their strength and ability to perform under pressure. They also come standard with premium chrome moly wrist pins, and Manley's signature cam and barrel skirt profiles help reduce friction and wear on your cylinder walls while still making good power. The ring lands and grooves are machined to exacting standards, which is crucial for getting a good seal from your piston rings and maximizing the power your engine makes.

These pistons are a popular choice among professional engine builders for a reason. Manley's unique fixturing process ensures that the ring grooves are perfectly square to the skirt, which is a detail that makes a difference in how well the engine seals and performs. If you're looking to build a powerful and reliable LT1 engine, this set of pistons is a well-built foundation.