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Engines and Components› Pistons and Piston Rings
JE Pistons
JE Pistons 502BBC OPEN CHAM DOM Set of 8 Pistons
SKU: J001 243328
Advanced — 4+ hours
Overview
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Part #: 243328
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.
Features:
- 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
Piston - Open Chamber Dome GP - Forged - 4.610 in Bore - 0.043 in x 0.043 in x 3.0 mm Ring Grooves - Plus 43.00 cc - Big Block Chevy - Set of 8
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Vehicle Symptoms
- Engine misfire under acceleration
- Excessive oil consumption and blue smoke
- Loud knocking noise from engine
- Loss of power and poor throttle response
- Rough idle and hesitation on startup
Diagnostic Codes
- P0300 - Random or multiple cylinder misfire Det
- P0301 - Cylinder 1 misfire Det
- P0302 - Cylinder 2 misfire Det
- P0303 - Cylinder 3 misfire Det
- P0304 - Cylinder 4 misfire Det
Relevant Conversations
- 502BBC piston set vs Wiseco for high boost build
- JE 243328 dome volume and compression height specs
- P0300 after engine rebuild - replace pistons?
- Best forged pistons for BBC 502 stroker
- How to install JE piston rings and pin oilers
- Symptoms of worn pistons in big block Chevy
- JE 2618 forged piston review for drag racing
- 4.610 bore piston set for 4.375 stroke crankshaft
- P0302 cylinder 2 misfire after new piston install
- Co-purchase: head gaskets and main bearings for BBC rebuild
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | JE Pistons |
| Part Number | J001 243328 |
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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.
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