Engines and Components› Pistons and Piston Rings
JE Pistons
BBC "QUICK 16" +42CC DOME 1.120
SKU: J001 K478B105
Moderate — 2–4 hours
Description
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 K478B105 |
Videos
Introducing the Strongest Pistons in Powersports | JE Ultra Series
How to identify your JE Pistons
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Piston Tech 101: What Are Oil Ring Support Rails & How Do You Install Them?
Custom Pistons 101: What you Need to Know
How To DIY Gas Port Pistons
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JE Pistons Facility Tour
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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