Wiseco 6634M875 Forged Dome Piston 87.50mm 12.5:1 CR Honda/Acura K24 w/K20 Head

Vehicle Fitment

• 2002-2006 Acura RSX Type-S, K20 head swap onto K24 block
• 2004-2008 Acura TSX, K20 head swap onto K24 block
• 2003-2007 Honda Accord, K20 head swap onto K24 block
• 2002-2006 Honda CR-V, K20 head swap onto K24 block
• 2003-2011 Honda Element, K20 head swap onto K24 block

Fitment Notes

• Sold individually, 4 required per engine
• Designed for K24 short block paired with K20 or K20Z cylinder head
• Confirm exact engine and head combination before ordering

Features

• Professional Series, forged racing piston
• Engineered, forged, and machined in the USA
• 2618 aluminum construction, improved tensile strength
• ArmorGlide skirt coating
• Seizure resistant
• Friction reduction
• Quieter operation
• Premium rings included
• Built for heavy to severe duty race builds

Specifications

• Piston quantity: 1, sold individually
• Bore: 87.50mm
• Compression height: 30.00mm
• Dome volume: +5.00cc
• Compression ratio: 12.5:1
• Weight: 318 grams
• Rod length: 139mm
• Stroke: 86mm
• Material: 2618 forged aluminum
• Skirt coating: ArmorGlide
• Ring set: 1.0/1.2/2.8mm

Included Components

• 1x Piston
• 1x Ring Set

Product Description

Wiseco Professional Series forged racing piston. No-expense-spared design built for serious racers and engine builders, packed with custom-level performance and durability features. Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength.

ArmorGlide skirt coating delivers seizure resistance, reduced friction, and quieter operation. Designed for a Honda K24 block running a K20 or K20Z cylinder head, 87.50mm bore, 30.00mm compression height, +5.00cc dome volume, and a 12.5:1 compression ratio. Common K-series swap platforms include the RSX Type-S, TSX, Accord, CR-V, and Element. Premium 1.0/1.2/2.8mm ring set included.

Sold individually -- 4 pistons required per engine build.