Made in the USA
Fits OEM and Screamin' Eagle cylinder heads.
Rings are precision fit for improved compression and oil control
Augmented ring land details improve ring seal and function
ArmorFit™ skirt coating auto-adjusts to the cylinder wall, no need to measure clearance
Features ArmorX™ piston coating for protection in extreme conditions and reduced wear
Enhanced pin oiling for improved lubrication and reduced friction
Super finish piston pins reduces friction and improves scuff resistance
High compression for added power
Dome design for improved flame travel to maximize air/fuel burn efficiency