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 Big Block 502 |
| Description_DEF |
Engine Piston |
| Description_DES |
Piston Single, 2618, Dome, 4.625 Bore, 1.245 CD, 0.990 Pin, Set of 1. |
| Description_INV |
JE Pistons, Piston |
| Description_EXT |
JE, Chevrolet, Big Block Chevrolet, 4.625 in. Bore, 1.245 CD, Dome, Single 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
- Made 100% in the USA
|
| 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 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 502, 4.625 Bore, Dome, Set of 1 |
| Ringset Included |
No |
| Make |
CHEVROLET |
| Oil Ring Thickness |
0.218 |
| Piston Pin Material |
5115 |
| Engine Type |
ICE |
| Forging Type |
Round |
| Piston Head Type |
Dome |
| Piston Pin Outside Diameter |
0.990 |
| Piston Pin Wall Thickness |
0.150 |
| Piston Average Weight |
643 |
| Compression Height |
1.245 |
| Category Hierarchy |
Auto>JE Pistons>Single Replacement Pistons>Domestic |
| Piston Quantity |
1 |
| Product Market |
Domestic |
| Bore Diameter |
4.625 |
| Piston Series |
JE Pistons |
| Top Compression Ring Thickness |
0.0640 |
| Title |
JE Pistons - Chevrolet, Big Block, 4.625 in. Bore, Piston |
| Engine - Web |
Big Block |
| Wrist Pin Wall Thickness |
0.150 |
| Wrist Pin Outer Diameter |
0.990 |
| Wrist Pin Length |
2.930 |
| Piston Volume |
42.00 |
| Piston Pin Length |
2.930 |
| Add-On |
J10008-4625-5 |
| Prop 65 Yes/No |
Yes |
| Out of Stock Message |
Call for Availability |
| Engine |
Big Block |
| Prop 65 (C, R or CR) |
CR |
| Industry |
Automotive |
| Add-On |
990-042-CS |
| Add-On |
990-2930-15-51S |
| Second Compression Ring Thickness |
0.0640 |
| Product Type |
Engine Piston |
| Make - Web |
Chevrolet |
| Ring Set Included |
No |
| Wrist Pin Material |
5115 Low Carbon Steel, Case Hardened |
| Prop 65 - Short Label |
Prop 65 Warning Label.JPG |
| Piston Material |
2618 |
| Cylinder Head |
OPEN CHAMBER |
| Title - Web |
JE Pistons Chevrolet Big Block Piston - 4.625 in. Bore - 1.245 in. CH, 42.00 CC |
| Length |
5.0000 |
| Width |
5.0000 |
| Height |
5.0000 |
| Weight |
2.0000 |
