Description
JE Pistons 99.5mm Bore for Subaru EJ257
JE Pistons new FSR forgings for the 2004-2015 Subaru STI EJ257 engine with EJ20 heads are both strong and lightweight! The new FSR design has undergone extensive on-track testing to ensure flawless performance under the most demanding conditions.
Features
- 2618 T6 high tensile forged aluminum
- Comp Ratio: 9.5:1
- Bore: 99.5mm
- Gram Weight: 423
- Dome CC: -7.0
- Head CC: 57.0
- Stroke: 79mm
- Rod: 130.5mm
Benefits
- Specifically engineered for high horsepower Subaru engines
- Dome and dishes feature smooth flowing radii for excellent flame travel
- Pin fitting and Tru Arc locks included
- JE Pro Seal Rings Included
- Standard Stroke Series now compatible with either OEM or aftermarket rods!
Applications
- 2004-2021 Subaru STI
Notes: Designed for EJ257 Motor with EJ20 Heads
What’s in the box?
- Piston Set
- Pin fitting and Tru Arc locks included
- JE Pro Seal Rings Included
- .905 x 2.250 straight wall carbon steel wrist pin
Warranty
- Manufacturer Standard Warranty
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