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, 4.500 Bore, 1.120 CD, 0.990 Pin, Set of 1. |
| Description_INV |
JE Pistons, Piston |
| Description_EXT |
JE, Chevrolet, Big Block Chevrolet, 4.500 in. Bore, 1.120 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_TLE |
Chevrolet 502, 4.500 Bore, Dome, 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 |
| Prop 65 - Short Label |
Prop 65 Warning Label.JPG |
| Piston Series |
JE Pistons |
| Title - Web |
JE Pistons Chevrolet Big Block Piston - 4.500 in. Bore - 1.120 in. CH, 49.00 CC |
| Wrist Pin Material |
5115 Low Carbon Steel, Case Hardened |
| Second Compression Ring Thickness |
0.0440 |
| Make - Web |
Chevrolet |
| Add-On |
JG7708-4500-5 |
| Add-On |
990-2500-18-51C |
| Engine |
Big Block |
| Piston Pin Length |
2.500 |
| Add-On |
990-073-MW |
| Cylinder Head |
OPEN CHAMBER |
| Ringset Included |
No |
| Engine Type |
ICE |
| Title |
JE Pistons - Chevrolet, Big Block, 4.500 in. Bore, Piston |
| Product Market |
Domestic |
| Piston Pin Material |
5115 |
| Piston Head Type |
Dome |
| Piston Pin Outside Diameter |
0.990 |
| Piston Material |
2618 |
| Forging Type |
FSR |
| Piston Pin Wall Thickness |
0.180 |
| Compression Height |
1.120 |
| Oil Ring Thickness |
0.149 |
| Engine - Web |
Big Block |
| Wrist Pin Outer Diameter |
0.990 |
| Wrist Pin Wall Thickness |
0.180 |
| Category Hierarchy |
Auto>JE Pistons>Single Replacement Pistons>Domestic |
| Piston Volume |
49.00 |
| Product Type |
Engine Piston |
| Bore Diameter |
4.500 |
| Piston Average Weight |
627 |
| Piston Quantity |
1 |
| Prop 65 (C, R or CR) |
CR |
| Make |
CHEVROLET |
| Industry |
Automotive |
| Top Compression Ring Thickness |
0.0440 |
| Wrist Pin Length |
2.500 |
| Ring Set Included |
No |
| Length |
5.0000 |
| Width |
5.0000 |
| Height |
5.0000 |
| Weight |
2.0000 |
