Wiseco 6586M895 Pro Tru Sport Compact Series Forged Piston Bore - 89.5mm

The Wiseco 6586M895 is a Pro Tru Sport Compact Series individual replacement forged piston engineered for the Nissan KA24DE engine. With an 89.50 mm (3.524 in.) bore diameter, 33.94 mm (1.337 in.) compression height, and 0.827 in. pin diameter, this piston is precision-manufactured at Wiseco's facility in Mentor, Ohio using state-of-the-art forging presses and CNC machining centers.

Wiseco's Sport Compact Pro Tru line delivers outstanding value in forged pistons by utilizing dedicated forgings specific to the final piston shape — resulting in components that are stronger and lighter than industry standards without the cost premium of fully custom pistons. Each piston is forged from high-strength aluminum alloy and finished by skilled craftsmen to exacting tolerances.

Key Features:

• 89.50 mm Bore Diameter — precision-matched to KA24DE specifications
• 33.94 mm Compression Height — optimized for proper deck clearance
• 0.827 in. Pin Diameter — compatible with KA24DE connecting rods
• Plasma Moly Ring Package Included — pre-gapped 1/16, 1/16, 3/16 rings provide excellent combustion seal, friction reduction, and long service life
• Rings & Pins Included — everything needed for a complete piston replacement
• Recommended Ring Set: 8950XX — for replacement ring purchases
• Dedicated Forging Design — minimizes excess machining for a superior strength-to-weight ratio
• USA Manufactured — forged and machined in Mentor, Ohio
• Available in multiple compression ratio volumes to suit a wide range of engine builds

Sold as a single replacement piston, the 6586M895 is ideal for engine builders who need to replace one cylinder or source pistons individually. Wiseco's Pro Tru Sport Compact Series brings race-proven piston technology to street and performance builds at a competitive price point.