JE PISTONS Piston Kit 247937

When you're pushing your engine to the absolute limit in competition, stock pistons won't cut it—you need components engineered specifically for extreme duty. JE PISTONS' Pro Series 247937 kit delivers the strength, precision, and weight savings that separate winners from the rest of the field. Built with advanced forging techniques and internal bracing, these pistons handle sustained high RPM, elevated boost pressure, and the punishment of professional racing without compromise.

• Material: 2618-T6 forged aluminum
• Design: Dome/dish geometry
• Internal bracing: Yes
• External bracing: Yes
• Weight reduction: Dedicated embossed forgings
• Internal milling: Optimized strut design
• Accumulator groove: Forged
• Side relief: Forged
• Surface finish: Ready to install (no deburring required)
• Included: Pins, pin fitment lock, rings
• Origin: Made in the U.S.A.
• Application: Extreme/competition use