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JE Pistons 257985 Piston Set, 2618, Flat Top, 4.530 Bore, 1.645 Cd, 0.990 Pin, Set Of 8.

Manufacturer

JE Pistons

Picture for manufacturer JE Pistons 338087S Piston Single, 2618, Dome, 3.228 Bore, 1.181 CD, 0.827 Pin, Set of 1.

Part Number

257985
5 reviews
04/23/2034 2:04 PM
Sale Price

$980.01

Estimated ship date Tuesday, April 23

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Product Details

JE Pistons 257985 Piston Set, 2618, Flat Top, 4.530 Bore, 1.645 Cd, 0.990 Pin, Set Of 8.

JE Pistons
Flat Top
Set of 8 Pistons
Recommended RingSet: J100F8-4530-5

For over 60 years, JE Pistons has been the industry leader in forged racing pistons for Chevy, Ford, Mopar and Buick engines.

*Application Specific Forgings for an Optimized, Uniform Crown Thickness
*Contact Reduction Groove to Minimize Frictional Drag
*Accumulator Groove for Increased Top Ring Stability and Sealing
*CNC-Machined Side Relief with Lower Support Band for Additional Skirt Strength
*Honed Pin Bores, Double Pressure Fed Pin Oilers and Wire Locks Included

JE Pistons are sold as matched sets.

Products specifications

Block Height

9.78

Bore (in)

4.530 in.

Bore (mm)

115.062mm

CID

515

Comp Height

1.645

Comp Ratio @ 110cc

9.6:1

Comp Ratio @ 118cc

9.1:1

Comp Ratio @ 124cc

8.7:1

Compression Distance (in)

1.645 in.

Dome Volume

-3

Gram Weight

702

Pin Diameter (in)

0.990 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

Flat top, with single valve relief

Quantity

Sold individually.

Rod

6.135

Stroke

4

Wrist Pin Style

Press-fit or floating

Piston Pin Outside Diameter

0.990

Piston Head Type

Flat

Second Compression Ring Thickness

0.064

Piston Material

2618

Compression Height

1.645

Ringset Included

No

Make

Chevrolet

Oil Ring Thickness

0.188

Piston Pin Length

2.930

Add-On

990-2930-18-51S

Piston Avg Wt

709

Out of Stock Message

Call for Availability

Cylinder Head

OPEN CHAMBER

Add-On

J100F8-4530-5

Product Market

Domestic

Piston Pin Material

5115

Industry

Automotive

Add-On

990-042-CS

Bore Diameter

4.530

Top Compression Ring Thickness

0.064

Piston Volume

-3

Category Hierarchy

Pistons>Piston Kits

Engine

BIG BLOCK CHEVY

Forging Type

Round

Piston Pin Wall Thickness

0.180

Part was only available at Autoplicity, shipping was super quick will do business with them again.

I was happy to find Autoplicitys website in Google Checkout, as they really had the best price on the web. They quickly shipped to me a WeatherTech 2007 - 2011 Acura RDX Cargo Liner in black, just like I ordered. I will order from them again in the future.

Great price and fast shipping

easy to use - like the option of using amazon account for checkout

fast and quick to ship! I couldnt ask for anything better! Will do more biz in the future thats for sure!<br>

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