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JE Pistons 243325 Forged Dome Piston Set Bore Alloy - 4.610 2618 8-Cylinder

Part of: JE Pistons Forged Dome Piston Set Bore

Other options in this family: JE Pistons 353906 JE Pistons 186235 JE Pistons 359152 JE Pistons 361278 JE Pistons 258239

Manufacturer

Picture for manufacturer JE Pistons

Part Number

243325
5 reviews
Sale Price

$1,283.99

Estimated ship date Wednesday, November 11

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Product Details

JE Pistons 243325 is a high-performance forged piston set engineered from premium 2618 aluminum alloy for demanding racing applications. This 8-piston set features a dome design with a 4.610-inch bore, 1.270-inch compression distance, and 0.990-inch pin diameter for precise fitment in high-compression builds.

Advanced Engineering Features:

  • Application-specific forgings provide optimized, uniform crown thickness for enhanced strength and heat distribution
  • Contact reduction groove minimizes frictional drag for improved efficiency and power
  • Accumulator groove increases top ring stability and sealing performance
  • CNC-machined side relief with lower support band delivers additional skirt strength and piston stability
  • Precision-honed pin bores with double pressure-fed pin oilers ensure proper lubrication
  • Wire locks included for secure pin retention
  • JE ProSeal piston rings included with complete set

Manufactured by JE Pistons, the industry leader in forged racing pistons for over 60 years. These pistons are sold as precision-matched sets to ensure balanced performance across all cylinders. Ideal for high-performance and racing engine builds requiring maximum durability and power output.

Products specifications

Block Height

9.78

Bore

4.606

CID

568

Comp Height

1.27

Comp Ratio @ 82cc

15.4:1

Comp Ratio @ 87cc

14.6:1

Comp Ratio @ 97cc

13.2:1

Dome Volume

13

Gram Weight

NEW!

Oversize

0.14

Rod

6.385

Stroke

4.25

Forging Type

Round

Make

Chevrolet

Add-On

990-042-CS

Piston Avg Wt

659

Add-On

JG86L8-4610-5

Oil Ring Thickness

0.218

Compression Height

1.270

Piston Volume

0.542361111111111

Cylinder Head

BIG CHIEF

Bore Diameter

4.610

Industry

Automotive

Out of Stock Message

Call for Availability

Category Hierarchy

Pistons>Piston Kits

Ringset Included

No

Piston Pin Outside Diameter

0.990

Piston Head Type

Dome

Second Compression Ring Thickness

0.064

Add-On

990-2930-18-51S

Piston Material

2618

Piston Pin Wall Thickness

0.180

Top Compression Ring Thickness

0.0435

Piston Pin Length

2.930

Piston Pin Material

5115

Engine

BIG BLOCK CHEVY

Product Market

Domestic

Prop 65

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Piston Quantity

8

You had some issues when I tried to check out.

Thank you.

Great price and fast shipping!

Very competitive low prices and great product selection. Will definitely look to this vendor when purchasing automotive parts in the future.

Although there was a mix up with the shipping on my order customer service was helpful and expedited the solution and made it worth my trouble. I will be keeping Autoplicity in mind for any other parts I might need for my Jeep.

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