Description_ASM |
Subaru EJ255/EJ257 with EJ20 Head |
Description_DEF |
Engine Piston |
Description_DES |
Piston Single, 2618, Inv Dome/Dish, 3.927 Bore, 1.209 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, 3.927 in. Bore, 9.50:1, Inverted Dome/Dish, Right Piston |
Description_INV |
JE Pistons, Piston |
Description_SHO |
Piston |
Description_TLE |
Subaru EJ255/EJ257, 99.75 Bore, Dish, Set of 1 |
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. |
Add-On |
905-042-CT |
Add-On |
905-2250-18-51S |
Add-On |
JG4901-3927 |
Piston Material |
2618 |
Industry |
Automotive |
Wrist Pin Material |
5115 Low Carbon Steel, Case Hardened |
Out of Stock Message |
Call for Availability |
Piston Volume |
-16.70 |
Second Compression Ring Thickness |
0.0480 |
Cylinder Head |
EJ257 STI |
Make - Web |
Subaru |
Prop 65 - Short Label |
Prop 65 Warning Label.JPG |
Ring Set Included |
Yes |
Product Type |
Engine Piston |
Prop 65 Yes/No |
Yes |
Wrist Pin Length |
2.250 |
Forging Type |
FSR |
Top Compression Ring Thickness |
0.0480 |
Engine |
EJ SERIES |
Category Hierarchy |
Auto>JE Pistons>Single Replacement Pistons>Sport Compact |
Piston Pin Length |
2.250 |
Prop 65 (C, R or CR) |
CR |
Piston Series |
JE Pistons |
Title - Web |
JE Pistons Subaru EJ Series Piston - 99.75 mm Bore - 1.209 in. CH, -16.70 CC |
Piston Pin Outside Diameter |
0.905 |
Title |
JE Pistons - Subaru, EJ Series, 99.75 mm Bore, Piston |
Piston Head Type |
Dish |
Piston Quantity |
1 |
Piston Average Weight |
414 |
Piston Pin Material |
5115 |
Piston Pin Wall Thickness |
0.180 |
Ringset Included |
Yes |
Engine Type |
ICE |
Bore Diameter |
99.75 |
Oil Ring Thickness |
0.0995 |
Product Market |
Sport Compact |
Piston Orientation |
Right |
Compression Height |
1.209 |
Make |
SUBARU |
Engine - Web |
EJ Series |
Wrist Pin Wall Thickness |
0.180 |
Wrist Pin Outer Diameter |
0.905 |
Length |
5.0000 |
Width |
5.0000 |
Height |
5.0000 |
Weight |
1.0000 |