MAHLE 224-3470.040 Engine Piston Set Oversize OE Replacement - 040

The MAHLE 224-3470.040 Engine Piston Set delivers original equipment quality in a direct-fit oversize replacement package. Machined to exacting tolerances, these .040" (+1.00 mm) oversize pistons are engineered to restore like-new engine performance, compression, and oil control during a rebuild or overhaul.

Key Features:

• OE-Grade Construction: Precision-machined to match factory form, fit, and function for reliable, long-lasting performance
• Compensated Ring Grooves: Engineered to ensure proper ring loading and superior oil control throughout the piston's service life
• Expansion-Controlled Skirt Design: Tight fitting clearances reduce engine noise, minimize wear, lower emissions, and improve oil management
• GRAFAL Anti-Friction Skirt Coating: MAHLE's proprietary graphite-impregnated resin coating reduces drag, scuffing, friction, and cylinder bore wear
• Ready-to-Install Kit: Includes pistons with pre-mounted piston rings, wrist pins, and retaining clips for engine builder convenience
• Lightweight Design: Reduced reciprocating mass lowers bearing loads, delivers smoother engine operation, and improves throttle response

MAHLE is one of the world's largest OE piston manufacturers, supplying components to major automakers and producing over 100,000 OE and aftermarket part numbers. The 224-3470.040 piston set is a trusted choice for engine rebuilders seeking a factory-quality solution in an oversize bore application.