Tomei Stroker Kit 2.6 for EJ25 WRX/STi
Tomei 2.6L Stroker Kit for EJ25 WRX and STi includes a complete set with the forged crankshaft, forged pitons and forged H-beam connecting rods. Available with either the Tomei pistons or CP pistons.
Vehicle Fitment:
EJ25 2006-2014 Subaru WRX
EJ25 2004-2021 Subaru STi

Vehicle Fitment:
EJ25 2006-2014 Subaru WRX
EJ25 2004-2021 Subaru STi
| for 2.6L EJ25 | with Tomei Pistons (TA201A-SB02A) |
with CP Pistons (TA201A-SB02AP) |
| BORE (mm): | 99.75 (STOCK +0.25) | 99.75 (STOCK +0.25) |
| STROKE (mm): | 83.00 (STOCK +4.0) | 83.00 (STOCK +4.0) |
| DISPLACEMENT (cc): | 2594.5 | 2594.5 |
| C.C. VOLUME (cc): | 57.0 | 57.0 |
| PISTON DOME VOL. (cc): | - | -18.8 |
| PISTON DECK CLEARANCE/HEIGHT (mm): | -0.7 | -0.7 |
| PISTON COMP.HEIGHT (mm): | 30.70 (STOCK ±0.0) | 30.70 (STOCK ±0.0) |
| ROD C-to-C (mm): | 127.80 (STOCK -2.7) | 127.80 (STOCK -2.7) |
| HEAD GASKET BORE (mm): | 101.0 | 101.0 |
| C/R With 101.0-0.7: | - | 8.46 |
| C/R With 101.0-1.0: | - | 8.26 |
| C/R With 101.0-1.2: | - | 8.14 |
| C/R With 101.0-1.5: | - | 7.95 |
| Previous Part Number: | 252001 | - |

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