What is the compression ratio for this piston set?

This Mahle Elite Sportsman Drag Series piston set is designed to achieve a 14.7:1 compression ratio. This is suitable for high-performance drag racing applications where maximum power output is desired.

What material are these pistons made from?

These pistons are constructed from 2618 aluminum alloy. This material is chosen for its excellent strength and thermal expansion characteristics, making it well-suited for the high demands of drag racing engines.

Can these pistons be shipped to California?

No, these pistons are not CARB approved and cannot be shipped to California due to emissions regulations. Please check local regulations if you are outside of California.

Mahle Elite Sportsman Drag Series Piston Set 930239805

Name: Mahle MS BBC Elite Sportsman Drag Series Piston Set - 4.605in. Bore/14.7 CR/566ci/4.250in. Stroke
Brand: Mahle
SKU: mahle-mahle-ms-bbc-elite-sportsman-drag-series-piston-set-4-605in-bore-14-7-cr-5-t14-661225
Price: 1128.81 USD
Availability: BackOrder

Mahle MS BBC Elite Sportsman Drag Series Piston Set - 4.605in. Bore/14.7 CR/566ci/4.250in. Stroke

$1128.81

On Backorder

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

Mahle Elite Sportsman Drag Series forged piston set for Chevy Big Block 566 cu in. 4.605in bore, 14.7 CR. Engine Piston Set

Key Features

Fits Chevy Big Block 566 cu in. engines.
Designed for drag racing applications.
4.605 inch bore size.
14.7:1 compression ratio.
Constructed from 2618 aluminum alloy for strength and thermal expansion.
Features a 23.0cc dish volume.

This piston set is designed for Chevy Big Block engines with a 566 cubic inch displacement. Please verify 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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Product Details

If you're building a serious drag racing engine for your Big Block Chevy, Mahle's Elite Sportsman Drag Series Piston Set is designed to handle the extreme demands of competition. These pistons are specifically crafted for high-performance applications, aiming to maximize power and durability under intense racing conditions. They are engineered to work with a 566 cubic inch displacement, featuring a 4.605-inch bore and designed for a 4.250-inch stroke, contributing to the engine's overall displacement and power potential.

Constructed from 2618 aluminum alloy, a material known for its strength and thermal expansion properties, these pistons are built to withstand the high cylinder pressures and temperatures common in drag racing. The set includes pistons with a 14.7 compression ratio, which is ideal for naturally aspirated or forced induction setups seeking maximum output. Each piston features a 23.0cc dish volume and is designed to accommodate a 6.535-inch connecting rod and a 0.990-inch wrist pin, ensuring proper geometry and fitment within the engine assembly. The specific design details, like the 1.120-inch RCH (rod center height) and a weight of 626 grams per piston, reflect a focus on balancing strength with weight to optimize engine performance and reliability.

This piston set is a popular choice for engine builders focused on drag racing where every ounce of performance matters. It's important to note that these pistons are not CARB approved and cannot be shipped to California due to emissions regulations. Ensure you consult with your engine builder or refer to Mahle's technical documentation for precise installation guidelines and compatibility with other engine components to achieve optimal results for your build.