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JE Pistons 182024 Forged Dome Piston Set Bore Alloy - 4.125 2618 8-Piece

(1970-1980 Chevrolet 400 Small Block)

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 182027

Manufacturer

Picture for manufacturer JE Pistons

Part Number

182024
7 reviews
Sale Price

$1,076.99

1 left at this price

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Usually delivered within 2 days

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Product Details

The JE Pistons 182024 is a high-performance forged piston set engineered from 2618 aluminum alloy for demanding racing and high-boost applications. This 8-piston set features a 23-degree solid dome design with a 4.125-inch bore diameter, 1.000-inch compression distance, and 0.927-inch pin diameter, designed for maximum power output in modified engines.

Key Features:

  • Application-specific forgings ensure optimized, uniform crown thickness for consistent strength and heat distribution
  • Contact reduction groove minimizes frictional drag for improved power and efficiency
  • Accumulator groove increases top ring stability and sealing performance
  • CNC-machined side relief with lower support band provides additional skirt strength and stability
  • Honed pin bores for precise fit and reduced break-in time
  • Double pressure-fed pin oilers enhance pin lubrication and longevity
  • Wire locks included for secure pin retention
  • Oil rail support included for improved oil control

JE Pistons are precision-matched sets that deliver the durability and performance required for serious racing engines. With over 60 years of expertise in forged racing pistons for Chevy, Ford, Mopar, and Buick engines, JE Pistons remains the trusted choice for engine builders and racers worldwide. Recommended ring set: J10008-4125-5.

Products specifications

Fits

1970-1980 Chevrolet 400 Small Block

Block Height

9

Bore

4.125

Bore (in)

4.125 in.

Bore (mm)

104.775mm

CID

428

Comp Height

1

Comp Ratio @ 58CC

14.6:1

Comp Ratio @ 64cc

13.4:1

Comp Ratio @ 76CC

11.6:1

Compression Distance (in)

1.000 in.

Dome Volume

3

Gram Weight

433

Notes

Oil rail support included. Solid dome design.

Oversize

STD

Pin Diameter (in)

0.927 in.

Piston Head Volume (cc)

-3.00cc

Piston Material

Forged aluminum

Piston Ring Thickness

1/16 in. x 1/16 in. x 3/16 in.

Piston Style

Dome, with two valve reliefs

Quantity

Sold individually.

Rod

6

Stroke

4

Wrist Pin Style

Press-fit or floating

Product Market

Domestic

Make

Chevrolet

Piston Pin Wall Thickness

0.150

Add-On

J10008-4125-5

Add-On

927-2750-15-51S

Forging Type

Round

Oil Ring Thickness

0.218

Piston Head Type

Dome

Engine

SMALL BLOCK CHEVROLET

Piston Volume

6.1

Add-On

927-042-CS

Compression Height

1.000

Piston Pin Length

2.750

Out of Stock Message

Call for Availability

Piston Material

2618

Category Hierarchy

Pistons>Piston Kits

Piston Pin Outside Diameter

0.927

Top Compression Ring Thickness

0.064

Cylinder Head

CHEVROLET 23 DEG 20/30

Bore Diameter

4.125

Ringset Included

No

Piston Pin Material

5115

Second Compression Ring Thickness

0.064

Industry

Automotive

Piston Avg Wt

436

Prop 65

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

Piston Quantity

8

Wrist Pin Outer Diameter

0.927

This copany shipped my order promptly. I would do business with them again.

Good comunication best prices on the web

Awesome dealer for auto-parts. Fast shipping and they sell good products at great prices! Bought set of club racing brake pads for $15 less than anywhere else on a Saturday and they were here the following Wednesday. I'm in Memphis and it was the week before Christmas. I was very impressed and pleased!

Web site was clear and easy to navigate, the price was the best I could find, and the item was shipped promptly. I would recommend this retailer to anyone.

good so far

Thanks for the great service, best prices, and fast shipping!!!

I was searching around for a K&N cold air intake for my Tahoe. After searching Autoplicity had the lowest price hands down. I ordered on a Wed. evening, and it was on my door step Friday afternoon with standard shipping. I couldn't of asked for better service. The price was $100 cheaper than everyone else. I will be using Autoplicity again.

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