Engines and Components› Pistons and Piston Rings
JE Pistons
400 SBC FLAT TOP
SKU: J001 181940R
Advanced — 4+ hours
Description
Each piston includes features like a proprietary Forged Side Relief (FSR) design to minimize friction and weight, and optional skirt coating to reduce wear and noise. An accumulator groove is also included to help improve ring seal and consistent power. These pistons are sold individually.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | JE Pistons |
| Part Number | J001 181940R |
Videos
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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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