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JE Pistons' forged set for BMW S14B23 8.5:1 is a four-cylinder kit engineered and machined in the USA for that engine family. JE's proprietary forging techniques and application-specific design aim to minimize friction and weight while maintaining tensile strength. Kits typically include premium wrist pins, locks and JE Pro Seal rings to support durability in performance and racing contexts.
JE Pistons BMW S14B23 8.5:1 KIT Set of 4 Pistons
