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JE Pistons 257987 Piston Set, 2618, Flat Top, 4.280 Bore, 1.765 Cd, 0.990 Pin, Set Of 8.

Manufacturer

JE Pistons

Picture for manufacturer JE Pistons 353841 Piston Set, 2618, Inv Dome/Dish, 3.287 Bore, 1.165 CD, 0.827 Pin, Set of 4.

Part Number

257987
6 reviews
04/24/2034 1:01 PM
Sale Price

$979.90

Estimated ship date Wednesday, April 24

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Product Details

JE Pistons 257987 Piston Set, 2618, Flat Top, 4.280 Bore, 1.765 Cd, 0.990 Pin, Set Of 8.

JE Pistons
Flat Top
Set of 8 Pistons
Recommended RingSet: J100F8-4280-5

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

4.28

Bore (in)

4.280 in.

Bore (mm)

108.712mm

CID

433

Comp Height

1.765

Comp Ratio @ 110cc

8.2:1

Comp Ratio @ 118cc

7.8:1

Comp Ratio @ 124cc

7.5:1

Compression Distance (in)

1.765 in.

Dome Volume

-3

Gram Weight

649

Oversize

0.025

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

3.765

Wrist Pin Style

Press-fit or floating

Oil Ring Thickness

0.188

Piston Material

2618

Piston Volume

-3

Piston Pin Material

5115

Add-On

990-042-CS

Bore Diameter

4.280

Out of Stock Message

Call for Availability

Add-On

J100F8-4280-5

Compression Height

1.765

Industry

Automotive

Piston Avg Wt

653

Piston Pin Outside Diameter

0.990

Category Hierarchy

Pistons>Piston Kits

Piston Head Type

Flat

Ringset Included

No

Product Market

Domestic

Top Compression Ring Thickness

0.064

Add-On

990-2930-18-51S

Engine

BIG BLOCK CHEVY

Cylinder Head

OPEN CHAMBER

Piston Pin Wall Thickness

0.180

Forging Type

Round

Second Compression Ring Thickness

0.064

Piston Pin Length

2.930

Make

Chevrolet

cool

Great seller, lowest price on web, super fast shipping order 25599, will buy from again without hesitation.

Could not find hitch cover any where else, called autoplicity found product week of Christmas recieved gift by christmas.<br>great service.

Order an item a day ago and the next day its shipped! Had a question and customer service was there when you needed it!

great product, easy install and more power. installed on a 2012 hemi ram. KNN-631561

Great Price! Fast shipping and processing! Cant ask for more! A+

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