MAHLE 224-3564WR.040 Engine Piston Set Over OE Replacement - 040

The MAHLE 224-3564WR.040 is a complete .040" oversize engine piston set engineered to OE standards for reliable engine rebuilding. MAHLE is one of the world's largest OE piston manufacturers, supplying pistons to major vehicle and equipment manufacturers globally, and this replacement set brings that same factory-level engineering to the aftermarket.

Key Features:

• OE-Quality Construction: Precision machined to tight tolerances for OE form, fit, and function
• Compensated Ring Grooves: Engineered to ensure proper piston ring loading and superior oil control throughout the engine's service life
• Expansion-Controlled Design: Tight fitting clearances reduce engine noise, wear, and emissions while improving oil control
• GRAFAL® Anti-Friction Skirt Coating: MAHLE's proprietary graphite-impregnated resin coating reduces drag, scuffing, friction, and cylinder bore wear
• Lightweight Design: Reduced reciprocating mass lowers bearing loads, promotes smoother engine operation, and improves engine response
• .040" Oversize: Designed for use with bores honed .040" over standard for engine rebuilding applications
• Complete Set: Pistons are ready for installation and include mounted piston rings, wrist pin, and retaining clips for engine builder convenience

MAHLE's deep expertise in piston development and production — rooted in international engineering programs and state-of-the-art manufacturing — makes this set a trusted choice for professional engine builders and performance rebuilders alike.