Wiseco BMW M50B25 Piston Set – 84.50 mm Bore, Forged Racing Pistons for High-Performance Applications

Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series. Wiseco BMW M52B25 Piston Set, 84.50 mm Bore, 32.70 mm Compression Height, 0.8661 in. Pin Diameter, European, Set of 6.

• Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
• Precision ring grooves, anti-detonation groove, and additional ring seal improving features
• ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
• Designed and built to withstand heavy to severe duty performance applications
• Fully machined crown features
• Forced pin oiling

Upgrade your BMW M50B25 engine with the Wiseco KE118M845 Professional Series forged piston set, designed for serious racers and engine builders seeking maximum durability and performance. Crafted from high-strength 2618 aluminum, these pistons deliver enhanced tensile strength and resilience for heavy-duty racing environments. The precision-machined crown and fully engineered ring grooves ensure optimal sealing and consistent compression, while the anti-detonation groove improves combustion stability and reduces knocking. The armorGlide skirt coating minimizes seizure risk, reduces friction, and promotes quieter operation, making these pistons ideal for severe duty applications.
Each piston features a 32.70 mm compression height and 0.8661-inch wrist pin diameter, providing a perfect fit for high-performance engine builds. The design incorporates forced pin oiling to ensure reliable lubrication under extreme conditions. These pistons are supplied with premium rings optimized for sealing efficiency and longevity, supporting sustained performance during intense racing. Built in the USA, Wiseco’s precision manufacturing standards guarantee quality and consistency, making these pistons a trusted choice for professional engine builders seeking to push their engine's capabilities.
Whether you're building a turbocharged 2.5L engine or enhancing your vehicle for maximum power output, the Wiseco BMW M50B25 piston set offers the durability, precision, and performance features necessary to remove your limits and achieve your racing goals. Note: These pistons are not CARB approved and require acknowledgment for use in specific applications. Designed for European models, this set of six pistons is engineered to withstand demanding racing conditions and provide reliable, high-performance operation in severe-duty scenarios.

Features:

• Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength

• Precision ring grooves, anti-detonation groove, and additional ring seal improving features

• ArmorGlide skirt coating for seizure resistance, friction reduction, and quieter operation

• Designed and built for heavy to severe duty performance applications

• Fully machined crown for precise compression and durability

• Forced pin oiling for reliable lubrication under extreme conditions

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1