0.040" Oversize Top Ring for High-Performance Raptor Engines

Accelerate your rebuild with the 0.040" top ring that redefines reliability for Raptor powerplants in demanding kart environments.

Built to handle extreme bores, this ring maintains contact under all conditions, optimizing fuel burn for better horsepower across the RPM range.

• Precision Tolerance: Ensures minimal clearance for superior pressure retention.
• Versatile Use: Suited for both stock refreshes and high-performance mods.

With SKU BTR040R3, keep your pit area organized and your engine primed for victory laps, delivering the thrust needed to outpace rivals.