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JE Pistons BBC FT HD/BLOWN Set of 8 Pistons

SKU: JEP257980

Pistons

JE Piston Sets -8 Cyl...

JE Pistons BBC FT HD/BLOWN Set of 8 Pistons

SKU: JEP257980

Pistons

JE Piston Sets -8 Cyl...

A$2,204.00
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

JE Auto forged pistons from JE Pistons are the result of over 75 years of industry leading experience extended to our range of premium forged pistons for Chevrolet Big Block Engines JE Pistons are designed for each specific engine and racing application to provide the ultimate combination of durability and performance. From drift track to drag strip, JE Pistons’ performance is proven in victory lane time and time again. Equipped with the following custom level features

Application Summary

Chevrolet Big Block 427

Part Type

Engine Piston Kit

Data: v4.2 - Upd: 2026-10-13 21:38:40

Features

  • Accumulator Groove: A specialty groove between the top and second ring provides added volume for blow-by gases. This helps reduce pressure between the rings, improving top ring seal and minimizing ring flutter at high cylinder pressures.
  • Designed specifically for Chevrolet Big Block Engines To provide optimized performance durability
  • Double Pin Oilers: Deliver twice the amount of oil to the wrist pin as compared to the standard single pin oiler.
  • Forged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applications
  • Includes high-quality wrist pins, and locks
  • Made 100% in the USA
  • Pin Fit: The pin bore is precision honed to attain an exact pin clearance. Clearances typically range from .0003 to .0010 between the wrist pin and pin bore.
  • 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

Specifications

Product Attributes - Brand
JE Pistons
Product Attributes - Manufacturer's Part Number
257980
Product Attributes - Part Type
Pistons
Product Attributes - Product Line
JE Pistons Big Block Flat Top Pistons
Product Attributes - UPC
193564040725
Product Attributes - Piston Rings Included
No
Product Attributes - Bore (in.)
4.280 in.
Product Attributes - Bore (mm)
108.712mm
Product Attributes - Stroke
4.000 in.
Product Attributes - Rod Length
6.135 in.
Product Attributes - Piston Style
Flat top, with single valve relief
Product Attributes - Piston Material
Forged aluminum
Product Attributes - Compression Height (in.)
1.640 in.
Product Attributes - Piston Head Volume (cc)
+3.00cc
Product Attributes - Wrist Pin Style
Press-fit or floating
Product Attributes - Wrist Pin Retainers Included
Yes
Product Attributes - Wrist Pin Included
Yes
Product Attributes - Pin Diameter (in.)
0.990 in.
Product Attributes - Piston Ring Thickness
1/16 in. x 1/16 in. x 3/16 in.
Product Attributes - File Fit
No
Product Attributes - Gapless
No
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s JE Pistons
StreetFX SKU jep257980
SFX Item ID 4359363
Supplier Item Code 4359363
Manufacturer SKU 257980
Manufacturer UPC N/A

Compatibility

Chevrolet Big Block 427

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