Wiseco K541M81AP Honda B18 Forged Racing Piston Set – 81mm Bore, 30mm Compression Height, 0.827in Pin Diameter

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 Honda B18 Piston Set, 81.00 mm Bore, 30.00 mm Compression Height, 0.827 in. Pin Diameter, Sport Compact, Set of 4.

• 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 Honda B18 engine with the Wiseco K541M81AP Professional Series forged racing piston set. Crafted from high-strength 2618 aluminum in the USA, these pistons are engineered to deliver exceptional durability and performance in heavy to severe duty race applications. The precision-machined crown and custom features ensure optimal engine efficiency and reliability under demanding conditions. Each piston includes precision ring grooves, an anti-detonation groove, and an enhanced ring seal to maximize power output and combustion stability. The ArmorGlide skirt coating reduces friction, minimizes seizure risk, and operates quietly, making these pistons suitable for high-performance racing environments. Designed for serious racers and engine builders, this set of four pistons features a 81mm bore, 30mm compression height, and a 0.827-inch pin diameter, providing a perfect fit for high-stress performance builds. Fully machined and reinforced for heavy-duty use, the Wiseco K541M81AP pistons are a critical upgrade to push the limits of your engine's potential.

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 enhancing features

• ArmorGlide skirt coating reduces seizure risk, friction, and noise during operation

• Designed and built for heavy to severe duty racing performance applications

• Fully machined crown for precise fit and performance

• Forced pin oiling system for reliable lubrication under intense 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