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Product detailed specification |
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Bore size |
81.50mm |
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Stroke |
86.40mm |
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JE Pistons compression ratio (CR) |
9.0:1 |
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OEM compression ratio (CR) |
9.3:1 |
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Dome volume (CC) |
-3.90cm3 |
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Compression height (CH) |
30.70mm |
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Pin diameter |
21mm |
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Features |
Accepts Turbo and Nitrous; Round skirt |
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Fits for |
Audi S4, RS4, A6 – 2.7 30V |
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!
