OE replacement pistons designed to match OE form, fit, and function Precision machined to very tight tolerances to ensure reliable compatibility with factory engines Lightweight design to improve performance without compromising reliability Reduces reciprocating mass to lower bearing loads Supports smoother engine running and quicker response Grafal antifriction skirt coating for lasting durability Proprietary graphite impregnated resin coating on the skirt Reduces drag, scuffing, and cylinder bore wear for extended piston life Key attributes and performance Function: OEgrade replacement that maintains factory performance and reliability Compatibility: Standard OE size to ensure proper fit and engine geometry Size: Precision engineered to OE tolerances for accurate clearance Material and coating: Grafal skirt coating provides antifriction benefits Overall performance: Combines precise machining, lightweight design, and antifriction coating for reliable, smooth engine operation Use scenarios OEM engine rebuilds or restorations where exact OE form, fit, and function are required to to factory performance Performanceoriented rebuilds where reduced piston weight aids engine response without compromising durability Engines with bore wear or friction concerns where Grafal coating helps minimize drag and wear, extending piston life