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 Small Block 400 |
| Description_DEF |
Engine Piston Kit |
| Description_DES |
Piston Set, 2618, Flat Top, 4.040 Bore, 1.250 CD, 0.927 Pin, Set of 8. |
| Description_EXT |
JE, Chevrolet, Small Block Chevrolet, 4.040 in. Bore, 1.250 CD, Flat Top, 8 Cyl. Piston Kit |
| Description_INV |
JE Pistons, 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 400, 4.040 Bore, Flat, Set of 8 |
| Prop 65 - Short Label |
Prop 65 Warning Label.JPG |
| Wrist Pin Material |
5115 Low Carbon Steel, Case Hardened |
| Engine Type |
ICE |
| Piston Pin Length |
2.950 |
| Second Compression Ring Thickness |
0.0640 |
| Make - Web |
Chevrolet |
| Piston Series |
JE Pistons |
| Title - Web |
JE Pistons Chevrolet Small Block Piston Kit - 4.040 in. Bore - 1.250 in. CH, -6.00 CC |
| Add-On |
927-073-AS |
| Prop 65 Yes/No |
Yes |
| Out of Stock Message |
Call for Availability |
| Engine |
Small Block |
| Piston Head Type |
Flat |
| Add-On |
J100F8-4040-5 |
| Ringset Included |
No |
| Add-On |
927-2950-15-51S |
| Compression Height |
1.250 |
| Top Compression Ring Thickness |
0.0640 |
| Cylinder Head |
CHEVROLET 18 DEG |
| Forging Type |
Round |
| Oil Ring Thickness |
0.188 |
| Make |
CHEVROLET |
| Prop 65 (C, R or CR) |
CR |
| Product Market |
Domestic |
| Piston Pin Wall Thickness |
0.150 |
| Product Type |
Engine Piston Kit |
| Bore Diameter |
4.040 |
| Piston Pin Material |
5115 |
| Piston Pin Outside Diameter |
0.927 |
| Industry |
Automotive |
| Piston Average Weight |
449 |
| Piston Material |
2618 |
| Category Hierarchy |
Auto>JE Pistons>Piston Kits>Domestic |
| Piston Quantity |
8 |
| Piston Volume |
-6.00 |
| Ring Set Included |
No |
| Wrist Pin Wall Thickness |
0.150 |
| Engine - Web |
Small Block |
| Wrist Pin Outer Diameter |
0.927 |
| Title |
JE Pistons - Chevrolet, Small Block, 4.040 in. Bore, Piston Kit |
| Wrist Pin Length |
2.950 |
| Length |
6.0000 |
| Width |
12.0000 |
| Height |
26.0000 |
| Weight |
14.0000 |
