What is the primary benefit of using forged aluminum pistons over cast ones?

Forged aluminum pistons are made by shaping aluminum under extreme pressure, which aligns the material's grain structure. This process results in a stronger, more durable piston that can better withstand the high cylinder pressures and temperatures found in performance diesel engines compared to cast pistons.

Are any special tools or components needed for installation?

Installation of performance pistons typically requires specialized engine-building knowledge and tools. It is highly recommended to consult the manufacturer's installation instructions and work with a qualified mechanic or engine builder to ensure proper fitment and assembly.

Can these pistons be used in any Cummins 5.9L engine?

These pistons are specifically designed for Cummins 5.9L 12-valve and 24-valve B-Series engines with a 362 cubic inch displacement and a 4.035-inch bore. It is crucial to verify your engine's specifications to ensure compatibility before ordering.

Mahle MS Piston Set 4.035in Bore 362 cid Cummins 5.9L

Name: Mahle MS Piston Set Cummins 4.035in Bore 362 cid (Custom Order / No Cancel) - Set of 6
Brand: Mahle
SKU: mahle-mahle-ms-piston-set-cummins-4-035in-bore-362-cid-custom-order-no-cancel-se-t14-862270
Price: 3265.11 USD
Availability: BackOrder

Mahle MS Piston Set Cummins 4.035in Bore 362 cid (Custom Order / No Cancel) - Set of 6

$3265.11

On Backorder

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

Mahle MS Piston Set for Cummins 5.9L 12V/24V engines. Forged aluminum construction for improved durability.

Key Features

This product is a set of six Mahle MS pistons.
Each piston is forged from aluminum for improved strength and durability.
Designed for a 4.035-inch bore size.
Suitable for 362 cubic inch displacement engines.
Intended for use in Cummins 5.9L 12-valve and 24-valve B-Series diesel engines.
Custom order item; cancellations are not permitted.

This piston set is designed for Cummins 5.9L 12V and 24V engines with a 362 cubic inch displacement.

⚠️ 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

This Mahle MS Piston Set includes six forged aluminum pistons, each designed for a 4.035-inch bore and a 362 cubic inch displacement. These pistons are specifically made for Cummins 5.9L 12-valve and 24-valve engines, commonly found in applications requiring robust performance from the B-Series diesel platform.

Crafted from forged aluminum, these pistons offer a well-built and strong alternative to cast pistons. The forging process aligns the aluminum's grain structure, making them more resistant to the high pressures and temperatures typical in performance diesel engines. This makes them a solid choice for engine rebuilds where enhanced durability and reliability are key. The set is configured for a 4.035-inch bore, which is a standard size for many Cummins 5.9L builds, ensuring a proper fit when installed in the correct cylinder bore.

Please note that these pistons are custom-ordered and cannot be canceled once placed. They are also not CARB approved and cannot be shipped to California. It's always recommended to consult with your engine builder or a qualified mechanic to ensure these pistons are the right fit for your specific engine build and performance goals.