Engines and Components› Pistons and Piston Rings
JE Pistons
BBC FSR DOME GP 49CC
SKU: J001 330164S
Advanced — 4+ hours
Description
This piston features a dome design with a 4.560-inch bore and a 1.120-inch compression height. It is engineered and machined in the USA for durability and performance, suitable for demanding racing environments.
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 330164S |
Videos
We Won an Award for These! SEMA Sneak Peek 👀
How to identify your JE Pistons
Introducing the Strongest Pistons in Powersports | JE Ultra Series
JE Ultra Series: Feature-Rich, Power-Ready Pistons off the Shelf
Piston Coatings 101: Which is the Right One for You?
Which SRP Piston is Right for You?
JE's Revolutionary Perfect Skirt Coating
JE Pistons Asymmetrical Design Overview
Custom Pistons 101: What you Need to Know
Why Forged Pistons Are BETTER Than Cast | JE Ultra Series Pistons [TECH TALK]
Designed for Big Power: 24° Big Block Chevy Forged Pistons from JE
How to Build a Chevrolet 454 Big Block Part 6: Replacing the Pistons and Rings
Cast vs. Forged Pistons: Which One is Best for Your Engine?
A Better Way to Install Rods on Pistons
Fool proof installing pistons on rods of a Small Block Chevy
Difference Between 2618 and 4032 Forged Pistons
Part 11 Install the Pistons For The Big Block Chevy
Which Forged Pistons Are Right For Your Build? | 🏁 Fast Facts
Swapping Pressed Pistons For The Home Engine Builder
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.
View Full Return Policy