What material are these pistons made from?

These pistons are forged and machined in the USA from 2618 aluminum. This material is selected for its improved tensile strength, making the pistons well-built for severe duty performance applications.

What is included in this piston set?

This set includes six pistons, the necessary rings, and wrist pins required for installation in your BMW S52B32 engine.

Are these pistons street legal in California?

No, these pistons are not CARB approved and cannot be shipped to California due to emissions regulations.

Wiseco S52B32 3.2L Forged Piston Set K763M865

Name: Wiseco BMW S52B32 3.2L 86.5mm Bore 31mm CH -18.5cc Dish Piston Set of 6
Brand: Wiseco
SKU: wiseco-wiseco-bmw-s52b32-3-2l-86-5mm-bore-31mm-ch-18-5cc-dish-piston-set-of-6-t14-627836
Price: 1049.99 USD
Availability: BackOrder

Wiseco BMW S52B32 3.2L 86.5mm Bore 31mm CH -18.5cc Dish Piston Set of 6

$1049.99

On Backorder

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

Wiseco BMW S52B32 3.2L 86.5mm Bore Piston Set. Forged from 2618 aluminum for severe duty race builds.

Key Features

Fits BMW S52B32 3.2L engines.
Set includes 6 forged pistons, rings, and wrist pins.
86.50 mm bore size.
31.00 mm compression height.
Forged and machined in the USA from 2618 aluminum for improved tensile strength.
Features ArmorGlide skirt coating for reduced friction and seizure resistance.

This piston set is designed for the BMW S52B32 3.2L engine. Please verify compatibility with your specific vehicle application.

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Product Details

Wiseco is well-known for its high-performance forged pistons, and their Professional Series is built for serious racers and engine builders. This set is specifically for the BMW S52B32 3.2L engine, featuring an 86.5mm bore and a 31mm compression height. These pistons are designed to handle heavy to severe duty performance applications, giving you the confidence to push your engine's limits.

Each piston in this set is forged and machined in the USA from 2618 aluminum, a material chosen for its improved tensile strength, making these pistons well-built for demanding use. They come with precision ring grooves, anti-detonation grooves, and features designed for additional ring seal. The crown is fully machined, and they include forced pin oiling for better lubrication. Additionally, an ArmorGlide skirt coating is applied to reduce friction, resist seizure, and contribute to quieter operation.

This set includes six pistons, the rings, and wrist pins needed for a complete engine build. Please note that these pistons are not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper fitment and assembly procedures.