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 |
| Description_DES |
Piston Single, 2618, Inv Dome/Dish, 4.125 Bore, 1.165 CD, 0.927 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
- Made 100% in the USA
|
| Description_INV |
JE Pistons, Piston |
| Description_EXT |
JE, Chevrolet, LS Gen III/IV, 4.125 in. Bore, 1.165 CD, Inverted Dome/Dish, Right Piston |
| Description_SHO |
Piston |
| Description_TLE |
Chevrolet LS, 4.125 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 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. |
| Out of Stock Message |
Call for Availability |
| Prop 65 Yes/No |
Yes |
| Piston Pin Length |
2.250 |
| Title - Web |
JE Pistons Chevrolet LS Gen III/IV Piston - 4.125 in. Bore - 1.165 in. CH, -26.80 CC |
| Piston Head Type |
Dish |
| Forging Type |
FSR |
| Make - Web |
Chevrolet |
| Piston Pin Outside Diameter |
0.927 |
| Title |
JE Pistons - Chevrolet, LS Gen III/IV, 4.125 in. Bore, Piston |
| Make |
CHEVROLET |
| Piston Pin Wall Thickness |
0.170 |
| Engine Type |
ICE |
| Piston Average Weight |
427 |
| Second Compression Ring Thickness |
0.0600 |
| Piston Series |
JE Pistons |
| Engine |
LS Gen III/IV |
| Ringset Included |
No |
| Compression Height |
1.165 |
| Wrist Pin Material |
5115 Low Carbon Steel, Case Hardened |
| Prop 65 - Short Label |
Prop 65 Warning Label.JPG |
| Wrist Pin Outer Diameter |
0.927 |
| Engine - Web |
LS Gen III/IV |
| Oil Ring Thickness |
0.149 |
| Category Hierarchy |
Auto>JE Pistons>Single Replacement Pistons>Domestic |
| Product Market |
Domestic |
| Industry |
Automotive |
| Prop 65 (C, R or CR) |
CR |
| Product Type |
Engine Piston |
| Piston Quantity |
1 |
| Add-On |
JG31F8-4125-2 |
| Bore Diameter |
4.125 |
| Cylinder Head |
LS 12 DEG/15 DEG COMBO VR |
| Add-On |
927-073-MW |
| Piston Volume |
-26.80 |
| Piston Pin Material |
5115 |
| Piston Orientation |
Right |
| Piston Material |
2618 |
| Top Compression Ring Thickness |
0.0480 |
| Add-On |
927-2250-17-51C |
| Wrist Pin Wall Thickness |
0.170 |
| Wrist Pin Length |
2.250 |
| Ring Set Included |
No |
| Length |
5.0000 |
| Width |
5.0000 |
| Height |
5.0000 |
| Weight |
1.0000 |
