Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco s Professional Series.
Specifications:
| Description_ASM |
Subaru EJ257 2.5L 16V |
| Description_DEF |
Engine Piston Set |
| Description_DES |
Piston Set, Subaru, EJ257, 99.75 mm Bore, Sport Compact, Set of 4 |
| Description_INV |
Subaru EJ257 WRX/STI 4v Dish -19cc 99.75 |
| Description_EXT |
Wiseco Subaru EJ257 Piston Set, 99.75 mm Bore, 30.70 mm Compression Height, 0.9055 in. Pin Diameter, Sport Compact, Set of 4. |
| Description_FAB |
- Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
- ArmorGlide? Skirt Coating: seizure resistant, friction reduction, and quieter operation
- Fully machined crown features
- Precision ring grooves, anti-detonation groove, and additional ring seal improving features
- Forced pin oiling
- Designed and built to withstand heavy to severe duty performance applications
|
| Description_SHO |
Piston Set |
| Description_MKT |
Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series. |
| Description_TLE |
Wiseco - Subaru, EJ257, 99.75 mm Bore, Piston Set |
| Piston Pin Material |
9310 |
| Engine Type |
ICE |
| Oil Ring Thickness |
2.0 |
| Ringset Included |
Yes |
| Forging Type |
Strutted |
| Make |
Subaru |
| Product Series |
Professional |
| Piston Pin Included |
Yes |
| Piston Quantity |
4 |
| Title |
Wiseco - Subaru, EJ257, 99.75 mm Bore, Piston Set |
| Engine - Web |
EJ |
| Wrist Pin Included |
Yes |
| Wrist Pin Outer Diameter |
0.9055 |
| Piston Material |
2618 |
| Category Hierarchy |
Auto>Pistons>Piston Kits>Sport Compact |
| Compression Height |
30.70 |
| Make - Web |
Subaru |
| Piston Volume |
-19.00 |
| Prop 65 (C, R or CR) |
CR |
| Bore Diameter |
99.75 |
| Second Compression Ring Thickness |
1.5 |
| Engine Detail |
Subaru EJ257 |
| Skirt Coating |
Yes |
| Prop 65 Yes/No |
Yes |
| Product Type |
Engine Piston Set |
| Top Compression Ring Thickness |
1.2 |
| Engine |
EJ257 |
| Industry |
Automotive |
| Wrist Pin Style |
Floating |
| Product Market |
Sport Compact |
| Out of Stock Message |
Estimated Shipped Date 3-4 Weeks |
| Wrist Pin Diameter |
0.9055 |
| Ring Set Included |
Yes |
| Title - Web |
Professional Subaru EJ257 Piston Set - 99.75 mm Bore - 30.70 mm CH, -19.00 CC |
| Prop 65 - Short Label |
Prop 65 Warning Label.JPG |
| Wrist Pin Material |
9310 |
| Length |
4.4000 |
| Width |
13.7000 |
| Height |
8.8000 |
| Weight |
5.7000 |
