Wiseco 2364M06650 Pro-Lite Forged Piston Kit STD Bore - 2-Stroke 66.50mm

The Wiseco 2364M06650 Pro-Lite 2-Stroke Piston Kit delivers a standard 66.50mm bore forged piston engineered for reliable performance and long service life. Pro-Lite is Wiseco's foundational forged 2-stroke piston, combining decades of manufacturing expertise with modern design principles to deliver excellent value, dependability, and performance on the trail or track.

Key Features:

• Dedicated forging design for an optimized strength-to-weight ratio using aerospace-grade aluminum alloy
• Extra lightening operations for enhanced throttle response and maximum torque
• Computer-engineered piston skirt profiles minimize cylinder wall friction for reduced wear and improved efficiency
• Anti-detonation grooves and precision ring land diameter eliminate ring blow-by while maximizing engine performance
• Nikasil bore compatible — designed for use with Nikasil-lined cylinders
• Diamond-turned CNC finish ensures consistent sizing with no variation
• CD Series ring set included — alloy steel, Ferrox-coated, chrome-plated, internally notched construction
• Engineered, forged, and machined in the USA in Mentor, OH

Specifications:

• Piston Series: Pro-Lite
• Bore: 66.50mm (Standard)
• Stroke: 57.00mm
• Displacement: 594cc
• Cylinders: 3 (kit covers one cylinder only)
• Wrist Pin: 18mm unchromed (S511)
• Ring Set: CD Series (2618CD)
• Wrist Pin Locks: Round wire 18mm, CW18 (pair)

Kit Includes: 1 piston, 1 ring set (2618CD), 1 wrist pin (S511 — 18mm x 2.244"), and 2 circlips (CW18). Note: Top-end bearings, gaskets, and sleeves are not included. This kit covers a single cylinder only — order one kit per cylinder.

Wiseco piston kits are sold by bore size. Confirm your standard bore measurement before ordering to ensure you select the correct standard or oversize kit for your application.