Description_ASM |
Subaru EJ255/EJ257 with EJ20 Block |
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_EXT |
JE, Subaru, EJ Series, 3.927 in. Bore, 8.50:1, Inverted Dome/Dish, 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_INV |
JE Pistons, 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_TLE |
Subaru EJ255/EJ257, 99.75 Bore, Dish, Set of 1 |
Description_SHO |
Piston |
Oil Ring Thickness |
0.0995 |
Compression Height |
1.209 |
Ringset Included |
Yes |
Piston Head Type |
Dish |
Piston Average Weight |
410 |
Title |
JE Pistons - Subaru, EJ Series, 99.75 mm Bore, Piston |
Piston Series |
JE Pistons |
Top Compression Ring Thickness |
0.0480 |
Product Market |
Sport Compact |
Piston Pin Material |
5115 |
Bore Diameter |
99.75 |
Category Hierarchy |
Auto>JE Pistons>Single Replacement Pistons>Sport Compact |
Wrist Pin Wall Thickness |
0.180 |
Forging Type |
FSR |
Piston Quantity |
1 |
Engine Type |
ICE |
Piston Pin Outside Diameter |
0.905 |
Wrist Pin Outer Diameter |
0.905 |
Title - Web |
JE Pistons Subaru EJ Series Piston - 99.75 mm Bore - 1.209 in. CH, -26.00 CC |
Second Compression Ring Thickness |
0.0480 |
Product Type |
Engine Piston |
Add-On |
JG4901-3927 |
Prop 65 Yes/No |
Yes |
Prop 65 (C, R or CR) |
CR |
Piston Pin Length |
2.250 |
Add-On |
905-2250-18-51S |
Make |
SUBARU |
Piston Pin Wall Thickness |
0.180 |
Industry |
Automotive |
Piston Material |
2618 |
Piston Orientation |
Left |
Engine |
EJ SERIES |
Piston Volume |
-26.00 |
Out of Stock Message |
Call for Availability |
Add-On |
905-042-CT |
Cylinder Head |
EJ257 STI |
Engine - Web |
EJ Series |
Ring Set Included |
Yes |
Prop 65 - Short Label |
Prop 65 Warning Label.JPG |
Wrist Pin Material |
5115 Low Carbon Steel, Case Hardened |
Wrist Pin Length |
2.250 |
Make - Web |
Subaru |
Length |
5.0000 |
Width |
5.0000 |
Height |
5.0000 |
Weight |
1.0000 |