Engines and Components› Pistons and Piston Rings
JE Pistons
JE Pistons Chevrolet Big Block 4.500in Bore 1.270in CH -3.00 CC Piston Set
SKU: J001 142984
Moderate — 2–4 hours
Description
Part #: 142984
Born from the rich racing experience of JE Pistons, the Sportsman Racing Products (SRP) piston line proudly bridges the gap between high-quality forged piston performance and affordability. Forged from strong, 4032 aluminum alloy material, SRP pistons are designed and manufactured to reduce machining costs without sacrificing strength or performance characteristics. These pistons are the perfect option for someone building a mild to moderate performance engine on a sportsman budget. As with all JE Pistons products, SRP pistons are made 100% in the USA.
Features:
- Forged in the USA using 4032 aluminum, yielding tensile strength and minimal thermal expansion
- Dedicated forging helps optimize strength and weight throughout the piston design
- Perfect for street/strip applications
- Forced pin oiling for improved pin lubrication
- Made 100% in the USA
SRP, Chevrolet, Big Block Chevrolet, 4.500 in. Bore, 1.270 CD, Flat Top, 8 Cyl. Piston Kit
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | JE Pistons |
| Part Number | J001 142984 |
Videos
Which SRP Piston is Right for You?
Piston Coatings 101: Which is the Right One for You?
Cast vs. Forged Pistons: Which One is Best for Your Engine?
Fool proof installing pistons on rods of a Small Block Chevy
How to identify your JE Pistons
A Better Way to Install Rods on Pistons
How to select the Correct Piston Bore Size for your Engine Build - Real Street Performance
Cast vs Hypereutectic vs Forged Pistons | Whats the Difference?
Difference Between 2618 and 4032 Forged Pistons
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy