Chevrolet PERFORMANCE LSX454 Piston, 4.185" Bore

Complete your all-LSX rotating assembly with LSX forged aluminum pistons from Chevrolet Performance. They’re lightweight and tough, enabling higher revs and dependable performance, even with high-boost and nitrous-assisted applications. They’re made of 4032 forged aluminum and available in 4.065" and 4.185" bores. Additional details include:

• Flat-top or dished designs with valve relief cut-outs
• High-tech skirt coating
• Forced pin oiling
• Pistons come with wrist pins and rings

Forged dished piston with valve reliefs. Must be used with LSX rods. Lightweight, includes rings and wrist pins. 4.185" bore, .866" wrist pin size. 1.2mm compression ring lands and a 2.0mm oil control ring land. NOTE: Not compatible with production-style LS connecting rods. Must be used only with new LSX connecting rods with 0.866" wrist pin bores.