JE PISTONS Piston Kit - 4.250" - M8 394138
Part Number: 09106856JE PISTONS
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- SKU:
- 09106856
- UPC:
- 193564557094
- MPN:
- 394138
- Availability:
- Ships Same Business Day
- Weight:
- 3.35 LBS
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Description
High-boost and high-RPM applications demand pistons engineered to withstand extreme pressures without sacrificing reliability. The JE 394138 combines advanced forging technology with precision engineering to deliver the strength-to-weight ratio serious builders need. Whether you're pushing power limits or maintaining consistency at the track, this piston kit is built to perform when it matters most.
- Aligned grain flow forging
- Ceramic crown coating
- Internal and external bracing
- 3D undercrown milling
- Reduced overall weight
- Lateral gas ports
- Accumulator groove design
- High-RPM ring seal integrity
- Friction-reducing skirt coating
- Bore diameter: 4.250"
- Optimized for M8 applications
- MPN: 394138
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