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JE Pistons 258215 Piston Set, 2618, Dome, 4.375 Bore, 1.120 Cd, 0.990 Pin, Set Of 8.

Manufacturer

JE Pistons

Picture for manufacturer JE Pistons 927-073-MW Wrist Pin Retainer, Wire Lock, 0.927 In. Dia., 0.073 In. Thickness, Each.

Part Number

258215
5 reviews
04/24/2034 1:59 PM
Sale Price

$998.61

Estimated ship date Wednesday, April 24

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Product Details

JE Pistons 258215 Piston Set, 2618, Dome, 4.375 Bore, 1.120 Cd, 0.990 Pin, Set Of 8.

THIS PRODUCT CONSISTS OF 8 PIECES.

JE Pistons
Dome
Open Chamber
Oil Rail Support is Included
Set of 8 Pistons
Recommended RingSet: J10008-4375-5

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

4.375

Bore (in)

4.375 in.

Bore (mm)

111.125mm

CID

511

Comp Ratio @ 110cc

14.8:1

Comp Ratio @ 118cc

13.5:1

Comp Ratio @ 124cc

12.6:1

Compression Distance (in)

1.120 in.

Dome Volume

44

Gram Weight

552

Notes

Oil rail support included.

Oversize

0.125

Pin Diameter (in)

0.990 in.

Piston Head Volume (cc)

-44.00cc

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

6.535

Stroke

4.25

Wrist Pin Style

Press-fit or floating

Product Market

Domestic

Make

Chevrolet

Piston Pin Material

5115

Bore Diameter

4.375

Piston Head Type

Dome

Compression Height

1.120

Ringset Included

No

Industry

Automotive

Oil Ring Thickness

0.218

Add-On

990-2930-15-51S

Cylinder Head

OPEN CHAMBER

Top Compression Ring Thickness

0.064

Piston Pin Length

2.930

Add-On

990-042-CS

Add-On

J10008-4375-5

Forging Type

Round

Piston Avg Wt

556

Engine

BIG BLOCK CHEVY

Second Compression Ring Thickness

0.064

Piston Pin Outside Diameter

0.990

Piston Material

2618

Category Hierarchy

Pistons>Piston Kits

Piston Pin Wall Thickness

0.150

Piston Volume

44

Out of Stock Message

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