MAHLE 224-3418WR.040 OE Replacement Engine Piston Set +0.040" Oversize

The MAHLE 224-3418WR.040 is a complete engine piston set engineered to original equipment (OE) standards, delivering the same precision and durability found in factory-installed pistons. This set is sized at 0.040" oversize, making it ideal for engine rebuilds where cylinder bores have been bored or honed to that specification.

MAHLE is one of the largest OE piston manufacturers in the world, supplying major automotive and powersports manufacturers globally. Their deep OE engineering expertise translates directly into their replacement piston lines, ensuring accurate fitment and long service life.

Key Features:

• Compensated ring grooves engineered to assure proper ring loading and precise oil control throughout the engine's service life
• Expansion-controlled design allows for tight piston-to-wall fitting clearances, reducing engine noise, wear, and exhaust emissions
• Improved oil control thanks to precisely dimensioned ring land geometry consistent with OE specifications
• Ready-to-install configuration — piston rings are pre-mounted, with wrist pin and retaining clips included for engine builder convenience
• 0.040" oversize bore for use in bored or reconditioned cylinders
• OE-quality materials and manufacturing processes for durability and reliability

The MAHLE 224-3418WR.040 piston set is an excellent choice for professional engine builders and performance enthusiasts seeking an OE-equivalent solution for engine rebuilds requiring a 0.040" overbore. With rings, pin, and clips included, this set provides everything needed for a complete piston installation.