Wiseco 6605M955 Pro Tru Sport Compact Forged Piston 95.5mm Bore Individual

The Wiseco 6605M955 is an individual replacement piston from the Pro Tru Sport Compact Series, featuring a 95.5mm bore diameter. Engineered and manufactured in Wiseco's Mentor, Ohio facility, this forged piston is built to deliver race-proven performance in demanding sport compact applications.

Key Features:

• 95.5mm Bore Diameter — Precision-machined to exacting tolerances for a consistent, reliable fit
• Forged Construction — Dedicated forgings specific to final piston shape produce a component that is both stronger and lighter than industry-standard alternatives
• USA Made — Forged and CNC-machined by skilled craftsmen using state-of-the-art equipment in Ohio
• Plasma Moly Ring Package Included — Pre-gapped 1/16, 1/16, 3/16 plasma moly ring set (recommended ringset: 9550XX) delivers excellent combustion seal, reduced friction, and extended service life
• Pins Included — Complete with wrist pins for a straightforward installation
• Optimized Crown Design — Piston crown shapes promote maximum intake charge efficiency and resistance to detonation and pre-ignition
• Precision Ring Grooves — Machined with proper orifice and accumulator volume for consistent ring seal
• Multiple Compression Ratio Options — Pro Tru Sport Compact pistons are offered in a variety of dome volumes, allowing engine builders to dial in the exact compression ratio needed

The Pro Tru Sport Compact line represents Wiseco's best value in forged pistons, purpose-built for the high-revving, power-adder-friendly demands of sport compact engines. The 6605M955 is sold as an individual replacement piston, making it ideal for single-cylinder replacements or custom builds. Compatible ringset: 9550XX.