Advanced — 4+ hours
Description
This piston is engineered with an asymmetrical FSR (Forged Side Relief) design, incorporating a larger skirt on the major thrust side and a smaller, friction-reducing skirt on the minor thrust side. It is precision CNC machined for high strength and light weight, ensuring durability.
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 312093L |
Videos
JE Pistons Asymmetrical Design Overview
Which SRP Piston is Right for You?
How to identify your JE Pistons
Piston Coatings 101: Which is the Right One for You?
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Introducing the Strongest Pistons in Powersports | JE Ultra Series
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Wiseco Piston Benefits | Benefits of Forged Pistons | Forged vs Cast Pistons | Partzilla.com
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Designed for Big Power: 24° Big Block Chevy Forged Pistons from JE
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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