JE Pistons 323900S FSR Forged Piston - Set

The JE Pistons 323900S is a shelf-stock forged piston set engineered for high-performance and racing applications. Built on JE's proven FSR (Forged Street/Race) platform, these pistons are manufactured from premium 2618 or 4032 aluminum alloy forgings to deliver exceptional strength, thermal stability, and durability under demanding conditions.

Key Features:

• Forged aluminum construction for superior strength-to-weight ratio
• Precision CNC-machined to exacting tolerances for consistent fit and performance
• Optimized crown design to support high compression or forced induction applications
• Gas-ported ring grooves reduce blow-by and improve ring seal
• Hard anodized top ring land for extended service life under high heat
• Accumulator groove design helps maintain ring seal integrity
• Anti-friction skirt coating reduces friction and wear during break-in and operation
• Shelf-stock availability for fast turnaround on engine builds

JE Pistons are a trusted choice among professional engine builders and racing teams worldwide. The 323900S set is ready to drop into your build, backed by JE's reputation for dimensional accuracy and metallurgical excellence.