Description
New high strength FSR forging design! JE Pistons new FSR forgings are both strong and lightweight! The new FSR design has undergone extensive on-track testing to ensure flawless performance under the most demanding conditions.
Piston Profile Matches EJ20 Combustion Chamber. No Cylinder Head Modifications Necessary.
Features:
-Dome/Dish requires no deburring or preparation
-2618 T6 high tensile forged aluminum
-Specifically engineered for high horsepower Subaru engines.
-Dome and dishes feature smooth flowing radii for excellent flame travel.
-1.2 x 1.2 x 2.5mm ring widths.
-.905 x 2.500 straight wall carbon steel wrist pin provided.
-Pin fitting and Tru Arc locks included
-Piston Profile Matches EJ20 Chamber Profile
Specifications:
Bore: 100mm
Stroke: 79mm
C/D: 30.7mm
Head CC’s: 48
C/r With 0.40: 8.5:1
Dome CC’s: -26.4
Grams: 416
Applications:
2002-2005 WRX
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