MAHLE 224-3885WR-0.75MM Engine Piston Set with Rings 0.75mm Oversize

The MAHLE 224-3885WR-0.75MM is an OE-quality replacement engine piston set machined to a 0.75mm oversize bore specification, designed for engines requiring a first oversize rebuild. As one of the world's largest original equipment piston manufacturers, MAHLE engineers these pistons to the same exacting standards used in factory production, ensuring a precise, reliable fit for professional engine builders and rebuilders alike.

This set is supplied as a complete, ready-to-install assembly, including mounted piston rings, wrist pins, and retaining clips — everything needed to complete the installation without sourcing additional components.

Key Features:

• OE-quality construction — manufactured to the same specifications as original equipment pistons
• 0.75mm oversize bore diameter for engines requiring first oversize machining
• Compensated ring grooves — engineered to ensure proper ring loading and precise oil control
• Expansion-controlled design — tight fitting clearances reduce engine noise, wear, and emissions while improving oil economy
• Complete set includes piston rings, wrist pins, and retaining clips — ready for immediate installation
• GRAFAL® anti-friction skirt coating — reduces piston-to-wall friction for quieter operation and extended service life
• Aluminum alloy construction for an optimal balance of strength and thermal management

MAHLE is a global leader in OE piston manufacturing, supplying major automotive brands worldwide. The WR designation confirms this set ships with rings pre-mounted, saving valuable bench time during engine assembly. This piston set is the ideal choice for engine rebuilds where cylinder bores have been machined to the 0.75mm oversize specification.