BMW 335i 535i N55B30, M3 M4 S55B30 JE Pistons forged pistons 84.5mm CR 9.5 338097

Tarne: 23.09.2026

€1790,42

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Product detailed specification
Bore size	84.50mm
Stroke	89.60mm
JE Pistons compression ratio (CR)	9.5:1
OEM compression ratio (CR)	10.2:1
Dome volume (CC)	-14.7cm³
Compression height (CH)	32.40mm
Pin diameter	22mm
Features	Accepts Turbo and Nitrous; coated FSR skirt
Fits for	BMW – 3.0 24V Turbo (N55B30, S55B30)

JE’s patented Perfect Skirt coating makes piston slap, false knock, and cold-start wear a thing of the past.
For the first time ever, 2618-alloy pistons can be installed with piston-to-wall clearances near that of an OEM piston!