Air-Cooled Porsche 4032 Forged Pistons
Drop-in-Ready Forged Pistons for Air-Cooled Porsche Engines 
JE Pistons is no stranger to air-cooled Porsche engines, having manufactured performance pistons for them for over thirty years now. JE is happy to announce a brand-new line of pistons for air-cooled Porsche applications manufactured from 4032 alloy. See what this means for your build below.
JE Pistons is no stranger to air-cooled Porsche engines, having manufactured performance pistons for them for over thirty years now. JE is happy to announce a brand-new line of pistons for air-cooled Porsche applications manufactured from 4032 alloy. See what this means for your build below.
- • Forged, 4032 aluminum construction allows for drop-in compatibility with any OEM or aftermarket style barrel
 - • Designed specifically for restoration builds, road racing, and street use
 - • Reduced thermal expansion aids in quieter operation and allows for tighter, factory-spec clearances
 - • 10:1 compression ratio designed to serve original, naturally aspirated builds
 - • Covers 2.0, 2.2, 2.4, 2.7, 3.0, 3.2, and 3.6L applications
 - • Offered in various bore sizes to accommodate a wide range of builds
 - • Accumulator grooves to help reduce pressure below the top ring, reducing ring fluttering and improving ring seal
 - • Contact reduction grooves reduce operating friction and minimize unwanted pressure
 - • Double broach and double forced pin oilers for maximum wrist pin lubrication
 - • Equipped with low-friction skirt coating, reducing wear and operating noise
 - • Every part number includes wrist pins, locks, and JE Pro Seal premium piston rings