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Reduced price! Pistons forgés 2.4L 16v EJ22 équipé vilebrequin EJ25 Subaru View larger

Forged Pistons 2.4L 16v EJ22 with EJ25 Crankshaft Subaru

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Forged pistons for Subaru EJ22 stroker + EJ25 crankshaft (79 mm stroke) — 97.5/98.0 mm bore, 8.5:1 compression ratio, 23 mm wrist pin. Compatible with Legacy/Impreza EJ22, OEM data and part numbers included.

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602,24 € tax incl.

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802,98 € tax incl.

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  • Specifications of the forged pistons offered by NSB Concept for installation stroker Subaru EJ22 (block 2.2 L) + crankshaft EJ25 (stroke 79 mm) :

    these references are intended for blocks EJ22 rebored (97.50–98.00 mm) with connecting rod 131.6 mm and vilo EJ25 79 mm, in order to obtain ~2.35–2.4 L depending on bore.

    ReferenceOEM Bore
    96,90 mm (EJ22)    		OEM CR EJ22E 9,5–9,7 :1 · EJ22T/EJ22G ≈ 8,0–8,1 :1OEM Pin
    23 mm    		Height OEM Pin
    ≈ 32,70 mm    		RangeCoatingAluminiumForgingDomeWeightRings
    WK602M97597.58.5:12330.25WisecoSkirt2618NC-24.0 ccNC9750VF
    WK602M9898.08.5:12330.25WisecoSkirt2618NC-24.0 ccNC9800VF


    Compatibility (engine codes):

    • EJ22 — block 2.2 L 16v (NA/T depending on versions), installation with crankshaft EJ25 stroke 79 mm for config. stroker 2.35–2.4 L.


    vehicles original equipped with a block EJ22 (compatibles for base stroker) :

    BrandModelEngine codePowerYears
    SubaruImpreza 22B STiEJ22G280 PS (206 kW)1998
    SubaruImpreza GC/GF 2.2EJ22E135–137 hp1995 – 2001
    SubaruLegacy I (BC/BF) 2.2EJ22E130 hp1990 – 1994
    SubaruLegacy I (BC/BF) 2.2 TurboEJ22T160 hp1991 – 1994
    SubaruLegacy II (BD/BG) 2.2EJ22E135–137 hp1995 – 1999


    OEM piston references :

    • Subaru EJ22E (NA, 1997–1998): 12006AA420 (STD grade A), 12006AA430 (STD grade B); other model years available in references equivalents depending on grade.
      Subaru EJ22T (Legacy Turbo 1991–1994): pistons specific turbo (ref. variables by grade/offset) — to be confirmed at the VIN at Subaru; Common original ring sets: 12033AA390/12033AA400.
      Subaru EJ22G (Impreza 22B 1998): pistons specific forged STI — manufacturer references to be confirmed at VIN (limited edition).

    *Note: the OEM references vary by grade (A/B/C) and sometimes by side (LH/RH). Essential verification of the serial number.

    Warning: Before installation, please verify the integrity and conformity of each component of the piston kit as well as the correctness of the assembly in the engine; any warranty is strictly limited to the parts included in the piston kit.