Engines and Components› Pistons and Piston Rings
JE Pistons
JE Pistons Ring Sets 1.5-1.5-4mm-3.347
SKU: J001 J640F4-3347
Advanced — 4+ hours
Description
The top ring is made of carbon steel with a plasma-moly facing, while the second ring has a thickness of 1.5mm. This set ensures precision sealing of combustion pressure to maximize horsepower.
Fitment
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Specifications
| Brand | JE Pistons |
| Part Number | J001 J640F4-3347 |
Buy with Confidence
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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