Cosworth Forged Pistons, 20004532, Subaru WRX/STi EJ25 (2.5L) 2004-2008 - 99.75mm Bore / 9.2:1 Compression Ratio
Cosworth Forged Pistons, 20004532, Subaru WRX/STi EJ25 (2.5L) 2004-2008 - 99.75mm Bore / 9.2:1 Compression Ratio
Speedlab
Cosworth high performance forged pistons are designed and engineered to withstand this type of punishment and still perform. All Cosworth pistons are manufactured using the same methods as our Formula One pistons and include features such anti scuff skirt coating, ulta-strong pins, polished top and patented anti-detonation bands. Additionally, each application uses a unique forging to minimize weight and ensure the strongest possible piston design.
Unique forgings for each application
Xylan Anti scuff skirt coating
Polished tops (reduced carbon build up and stress relief)
Manufactured from proprietary alloy (CosAl 010)
Ultra strong pin
Patented anti-detonation bands
Bore size = 99.75 mm
9.2:1 Compression ratio (nominal)
Rings not included (use part number 20001515)
*Item ships straight from the USA, 2-2.5 weeks arrival from time of order
Cosworth high performance forged pistons are designed and engineered to withstand this type of punishment and still perform. All Cosworth pistons are manufactured using the same methods as our Formula One pistons and include features such anti scuff skirt coating, ulta-strong pins, polished top and patented anti-detonation bands. Additionally, each application uses a unique forging to minimize weight and ensure the strongest possible piston design.
- Unique forgings for each application
- Xylan Anti scuff skirt coating
- Polished tops (reduced carbon build up and stress relief)
- Manufactured from proprietary alloy (CosAl 010)
- Ultra strong pin
- Patented anti-detonation bands
- Bore size = 99.75 mm
- 9.2:1 Compression ratio (nominal)
- Rings not included (use part number 20001515)
*Item ships straight from the USA, 2-2.5 weeks arrival from time of order
Cosworth high performance forged pistons are designed and engineered to withstand this type of punishment and still perform. All Cosworth pistons are manufactured using the same methods as our Formula One pistons and include features such anti scuff skirt coating, ulta-strong pins, polished top and patented anti-detonation bands. Additionally, each application uses a unique forging to minimize weight and ensure the strongest possible piston design.
- Unique forgings for each application
- Xylan Anti scuff skirt coating
- Polished tops (reduced carbon build up and stress relief)
- Manufactured from proprietary alloy (CosAl 010)
- Ultra strong pin
- Patented anti-detonation bands
- Bore size = 99.75 mm
- 9.2:1 Compression ratio (nominal)
- Rings not included (use part number 20001515)
*Item ships straight from the USA, 2-2.5 weeks arrival from time of order