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 96-99 DOHC |
| Description_DEF |
Engine Piston |
| Description_EXT |
JE, Subaru, EJ Series, 3.927 in. Bore, 11.50:1, Dome, Left Piston |
| 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_DES |
Piston Single, 2618, Dome, 3.927 Bore, 1.191 CD, 0.905 Pin, Set of 1. |
| Description_SHO |
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_INV |
JE Pistons, Piston |
| Description_TLE |
Subaru EJ25, 99.75 Bore, Dome, Set of 1 |
| Add-On |
JG4901-3927 |
| Add-On |
905-2250-18-51S |
| Add-On |
905-042-CT |
| Cylinder Head |
EJ25 DOHC |
| Engine |
EJ SERIES |
| Bore Diameter |
99.75 |
| Compression Height |
1.191 |
| Category Hierarchy |
Auto>JE Pistons>Single Replacement Pistons>Sport Compact |
| Engine - Web |
EJ Series |
| Out of Stock Message |
Call for Availability |
| Engine Type |
ICE |
| Industry |
Automotive |
| Make |
SUBARU |
| Forging Type |
Round |
| Oil Ring Thickness |
0.0995 |
| Make - Web |
Subaru |
| Prop 65 Yes/No |
Yes |
| Piston Pin Length |
2.250 |
| Piston Pin Wall Thickness |
0.180 |
| Prop 65 (C, R or CR) |
CR |
| Piston Volume |
-1.30 |
| Piston Average Weight |
420 |
| Piston Orientation |
Left |
| Second Compression Ring Thickness |
0.0480 |
| Piston Material |
2618 |
| Piston Pin Material |
5115 |
| Piston Quantity |
1 |
| Piston Head Type |
Dome |
| Piston Pin Outside Diameter |
0.905 |
| Product Type |
Engine Piston |
| Piston Series |
JE Pistons |
| Ringset Included |
Yes |
| Product Market |
Sport Compact |
| Prop 65 - Short Label |
Prop 65 Warning Label.JPG |
| Ring Set Included |
Yes |
| Title - Web |
JE Pistons Subaru EJ Series Piston - 99.75 mm Bore - 1.191 in. CH, -1.30 CC |
| Title |
JE Pistons - Subaru, EJ Series, 99.75 mm Bore, Piston |
| Top Compression Ring Thickness |
0.0480 |
| Wrist Pin Length |
2.250 |
| Wrist Pin Material |
5115 Low Carbon Steel, Case Hardened |
| Wrist Pin Wall Thickness |
0.180 |
| Wrist Pin Outer Diameter |
0.905 |
| Length |
5.0000 |
| Width |
5.0000 |
| Height |
5.0000 |
| Weight |
1.0000 |
