MAHLE 224-3508WR.040 OE Replacement Engine Piston Set with Rings Oversize - 040

The MAHLE 224-3508WR.040 is an OE-quality oversize engine piston set designed for engine rebuilds requiring a .040" (+1.00 mm) overbore. As one of the world's largest OE piston manufacturers, MAHLE engineers these pistons to the same exacting standards as original equipment, ensuring proper fit, function, and long-term durability.

Key Features:

• Complete ready-to-install kit — includes pistons with pre-mounted piston rings, wrist pins, and retaining clips for engine builder convenience
• Compensated ring grooves ensure proper ring loading and optimal oil control throughout the service life of the engine
• Expansion-controlled design allows for tight piston-to-wall fitting clearances, reducing engine noise, wear, and emissions while improving oil control
• .040" oversize — engineered for cylinders that have been bored and honed to .040" over standard diameter
• OE-grade alloy construction delivers the same quality and performance standards as original factory pistons
• Manufactured by MAHLE, a globally recognized OE supplier to major automotive and commercial engine manufacturers

The "WR" designation indicates this set is supplied complete with rings, making it an ideal solution for professional engine builders and rebuilders seeking a straightforward, high-quality oversize piston assembly. Always verify bore dimensions and piston-to-wall clearance prior to installation.