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 427 APBA |
| Description_DEF |
Engine Piston Kit |
| Description_DES |
Piston Set, 2618, Dome, 4.250 Bore, 1.765 CD, 0.990 Pin, Set of 8. |
| Description_EXT |
JE, Chevrolet, Big Block Chevrolet, 4.250 in. Bore, 1.765 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_TLE |
Chevrolet 427, 4.250 Bore, Dome, Set of 8 |
| Description_INV |
JE Pistons, 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. |
| Oil Ring Thickness |
0.188 |
| Make |
CHEVROLET |
| Forging Type |
Round |
| Engine Type |
ICE |
| Piston Pin Wall Thickness |
0.150 |
| Product Market |
Domestic |
| Bore Diameter |
4.250 |
| Wrist Pin Wall Thickness |
0.150 |
| Wrist Pin Outer Diameter |
0.990 |
| Piston Average Weight |
700 |
| Category Hierarchy |
Auto>JE Pistons>Piston Kits>Domestic |
| Compression Height |
1.765 |
| Piston Series |
JE Pistons |
| Product Type |
Engine Piston Kit |
| Title |
JE Pistons - Chevrolet, Big Block, 4.250 in. Bore, Piston Kit |
| Piston Pin Outside Diameter |
0.990 |
| Piston Quantity |
8 |
| Top Compression Ring Thickness |
0.0635 |
| Piston Pin Material |
5115 |
| Ring Set Included |
No |
| Engine - Web |
Big Block |
| Wrist Pin Length |
2.930 |
| Piston Pin Length |
2.930 |
| Cylinder Head |
DART PRO-1/M 24 DEG |
| Piston Head Type |
Dome |
| Title - Web |
JE Pistons Chevrolet Big Block Piston Kit - 4.250 in. Bore - 1.765 in. CH, 50.00 CC |
| Prop 65 (C, R or CR) |
CR |
| Add-On |
J100F8-4250-5 |
| Piston Material |
2618 |
| Prop 65 Yes/No |
Yes |
| Engine |
Big Block |
| Ringset Included |
No |
| Add-On |
990-2930-15-51S |
| Piston Volume |
50.00 |
| Add-On |
990-042-CS |
| Industry |
Automotive |
| Second Compression Ring Thickness |
0.0640 |
| Out of Stock Message |
Call for Availability |
| Prop 65 - Short Label |
Prop 65 Warning Label.JPG |
| Make - Web |
Chevrolet |
| Wrist Pin Material |
5115 Low Carbon Steel, Case Hardened |
| Length |
6.0000 |
| Width |
12.0000 |
| Height |
26.0000 |
| Weight |
17.0000 |
