Wiseco PK1768 1987 Suzuki LT250 68mm Piston Kit (552M)

The Wiseco PK1768 is a complete top-end piston kit designed for the 1987 Suzuki LT250, featuring a 68mm bore diameter (552M). Wiseco forged pistons are manufactured using a high-strength aluminum alloy forging process that delivers superior strength, reduced weight, and enhanced heat dissipation compared to cast OEM-style pistons — making this kit ideal for overbore rebuilds or full top-end restorations.

Key Features:

• Forged aluminum piston for increased strength and durability over cast alternatives
• 68mm bore diameter — oversized for overboring applications (552M sizing)
• Includes piston rings for a proper compression seal
• Includes wrist pin (piston pin) for correct fitment
• Includes circlips to retain the wrist pin securely
• Includes a top-end gasket set for a complete, leak-free rebuild
• All components needed for a full top-end overhaul in a single kit

Wiseco is a trusted name in performance and replacement pistons for powersports, ATV, and off-road applications. The PK1768 kit provides everything required to complete a professional-grade top-end rebuild on the 1987 Suzuki LT250, restoring compression and engine performance to factory or better-than-factory standards.