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 domestic 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 dirt 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 |
Chevrolet LS |
| Description_DEF |
Engine Piston Kit |
| Description_DES |
Piston Set, 2618, Dome, 4.125 Bore, 1.304 CD, 0.927 Pin, Set of 8. |
| Description_INV |
JE Pistons, Piston Kit |
| Description_EXT |
JE, Chevrolet, LS Gen III/IV, 4.125 in. Bore, 1.304 CD, Dome, 8 Cyl. Piston Kit |
| 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
- Made 100% in the USA
|
| Description_SHO |
Piston Kit |
| 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 domestic 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 dirt 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 |
Chevrolet LS, 4.125 Bore, Dome, Set of 8 |
| Oil Ring Thickness |
0.1175 |
| Wrist Pin Wall Thickness |
0.150 |
| Make |
CHEVROLET |
| Product Market |
Domestic |
| Bore Diameter |
4.125 |
| Piston Pin Wall Thickness |
0.150 |
| Compression Height |
1.304 |
| Forging Type |
FSR |
| Engine - Web |
LS Gen III/IV |
| Piston Pin Outside Diameter |
0.927 |
| Title |
JE Pistons - Chevrolet, LS Gen III/IV, 4.125 in. Bore, Piston Kit |
| Piston Pin Material |
5115 |
| Wrist Pin Outer Diameter |
0.927 |
| Prop 65 Yes/No |
Yes |
| Product Type |
Engine Piston Kit |
| Piston Pin Length |
2.250 |
| Out of Stock Message |
Call for Availability |
| Piston Volume |
8.40 |
| Prop 65 (C, R or CR) |
CR |
| Top Compression Ring Thickness |
0.0480 |
| Category Hierarchy |
Auto>JE Pistons>Piston Kits>Domestic |
| Piston Material |
2618 |
| Piston Quantity |
8 |
| Piston Average Weight |
454 |
| Industry |
Automotive |
| Cylinder Head |
GM LS1 15 DEG |
| Wrist Pin Length |
2.250 |
| Ring Set Included |
No |
| Add-On |
927-073-MW |
| Piston Head Type |
Dome |
| Ringset Included |
No |
| Engine |
LS Gen III/IV |
| Add-On |
JG31F8-4125-2 |
| Piston Series |
JE Pistons |
| Add-On |
927-2250-15-51C |
| Engine Type |
ICE |
| Title - Web |
JE Pistons Chevrolet LS Gen III/IV Piston Kit - 4.125 in. Bore - 1.304 in. CH, 8.40 CC |
| Second Compression Ring Thickness |
0.0600 |
| Prop 65 - Short Label |
Prop 65 Warning Label.JPG |
| Wrist Pin Material |
5115 Low Carbon Steel, Case Hardened |
| Make - Web |
Chevrolet |
| Length |
6.0000 |
| Width |
12.0000 |
| Height |
26.0000 |
| Weight |
13.0000 |
