As the leader in forged racing pistons, JE Pistons has applied over 75 years of experience to its wide range of premium forged pistons for European, import and sport compact applications. Engineered, forged and machined 100% in the USA, JE Pistons are designed for each specific engine and racing application to provide the ultimate combination of durability and performance. From drift track to drag strip, JE Pistons performance is proven in victory lane time and time again. Equip your engine with the best in forged pistons.
Specifications:
| Description_ASM |
Subaru EJ25 99-04 SOHC |
| Description_DEF |
Engine Piston |
| Description_DES |
Piston Single, 2618, Dome, 3.917 Bore, 1.162 CD, 0.905 Pin, Set of 1. |
| Description_FAB |
- Forged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applications
- Designed specifically for each engine and use application to provide optimized performance durability
- Proprietary Forged Side Relief (FSR) forging design minimizes friction and power loss with reduced skirt width and saves additional weight with a shorter wrist pin
- Skirt coating (depending on application) reduces friction and wear on piston skirts and cylinder walls while simultaneously reducing operating noise
- Accumulator groove (depending on application) helps reduce pressure from combustion gases, reducing ring fluttering and improving ring seal for consistent power
- Includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings
- Made 100% in the USA
|
| Description_EXT |
JE, Subaru, EJ Series, 3.917 in. Bore, 11.50:1, Dome, Left Piston |
| Description_MKT |
As the leader in forged racing pistons, JE Pistons has applied over 75 years of experience to its wide range of premium forged pistons for European, import and sport compact applications. Engineered, forged and machined 100% in the USA, JE Pistons are designed for each specific engine and racing application to provide the ultimate combination of durability and performance. From drift track to drag strip, JE Pistons? performance is proven in victory lane time and time again. Equip your engine with the best in forged pistons. |
| Description_SHO |
Piston |
| Description_TLE |
Subaru EJ25, 99.50 Bore, Dome, Set of 1 |
| Description_INV |
JE Pistons, Piston |
| Add-On |
JG4901-3917 |
| Add-On |
905-2250-18-51S |
| Add-On |
905-042-CT |
| Compression Height |
1.162 |
| Bore Diameter |
99.50 |
| Cylinder Head |
EJ25 SOHC |
| Category Hierarchy |
Auto>JE Pistons>Single Replacement Pistons>Sport Compact |
| Engine |
EJ SERIES |
| Engine - Web |
EJ Series |
| Piston Head Type |
Dome |
| Out of Stock Message |
Call for Availability |
| Engine Type |
ICE |
| Make |
SUBARU |
| Oil Ring Thickness |
0.0995 |
| Industry |
Automotive |
| Forging Type |
Round |
| Piston Average Weight |
412 |
| Make - Web |
Subaru |
| Piston Pin Material |
5115 |
| Piston Volume |
3.00 |
| Piston Series |
JE Pistons |
| Piston Orientation |
Left |
| Top Compression Ring Thickness |
0.0480 |
| Piston Pin Outside Diameter |
0.905 |
| Piston Quantity |
1 |
| Product Type |
Engine Piston |
| Prop 65 (C, R or CR) |
CR |
| Title - Web |
JE Pistons Subaru EJ Series Piston - 99.50 mm Bore - 1.162 in. CH, 3.00 CC |
| Prop 65 Yes/No |
Yes |
| Piston Material |
2618 |
| Second Compression Ring Thickness |
0.0480 |
| Product Market |
Sport Compact |
| Ringset Included |
Yes |
| Title |
JE Pistons - Subaru, EJ Series, 99.50 mm Bore, Piston |
| Piston Pin Length |
2.250 |
| Piston Pin Wall Thickness |
0.180 |
| Ring Set Included |
Yes |
| Prop 65 - Short Label |
Prop 65 Warning Label.JPG |
| Wrist Pin Length |
2.250 |
| Wrist Pin Outer Diameter |
0.905 |
| Wrist Pin Wall Thickness |
0.180 |
| Wrist Pin Material |
5115 Low Carbon Steel, Case Hardened |
| Length |
5.0000 |
| Width |
5.0000 |
| Height |
5.0000 |
| Weight |
1.0000 |
