Engines and Components› Pistons and Piston Rings

JE Pistons

BMW S65B40 - 92.50/.827/12.4CC

$1,764.99

SKU: J001 371717

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Description

Set of 8 JE Forged Pistons & Rings for BMW M3 E90/E92 S65 S65B40 V8 engine. Features 92.50mm actual bore, 0.50mm oversize, 27.40mm compression height, 12.5:1 compression ratio, 0.28mm deck clearance, 12.4cc dome volume, 21.00mm piston pin diameter. Includes ring set JG1008-3642.

Fitment

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Specifications

BrandJE Pistons
Part NumberJ001 371717

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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