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JE Pistons 257946 Piston Set, 2618, Inv Dome/dish, 4.310 Bore, 1.395 Cd, 0.990 Pin, Set Of 8.

Manufacturer

JE Pistons

Picture for manufacturer JE Pistons 318013-1 Piston Kit (single 97-07 Nissan Sr20ve/vet 86.5mm Bore-+0.50 Oversize-41.8cc-9.0 Cr)

Part Number

257946
4 reviews
04/25/2034 2:45 PM
Sale Price

$979.72

Estimated ship date Thursday, April 25

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Product Details

JE Pistons 257946 Piston Set, 2618, Inv Dome/dish, 4.310 Bore, 1.395 Cd, 0.990 Pin, Set Of 8.

JE Pistons
Inverted Dome
Oil Rail Support is Included
Set of 8 Pistons
Recommended RingSet: J100F8-4310-5

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

4.305

Bore (in)

4.310 in.

Bore (mm)

109.474mm

CID

467

Comp Height

1.395

Comp Ratio @ 110cc

8:1

Comp Ratio @ 118cc

7.6:1

Comp Ratio @ 124cc

7.4:1

Compression Distance (in)

1.395 in.

Dome Volume

-14.5

Gram Weight

576

Notes

Oil rail support included.

Pin Diameter (in)

0.990 in.

Piston Head Volume (cc)

+14.50cc

Piston Material

Forged aluminum

Piston Ring Thickness

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

Piston Style

Dish, with single valve relief

Quantity

Sold individually.

Rod

6.385

Stroke

4

Wrist Pin Style

Press-fit or floating

Oil Ring Thickness

0.188

Ringset Included

No

Piston Pin Outside Diameter

0.990

Out of Stock Message

Call for Availability

Add-On

990-2930-18-51S

Cylinder Head

OPEN CHAMBER

Piston Pin Material

5115

Piston Pin Wall Thickness

0.180

Industry

Automotive

Engine

BIG BLOCK CHEVY

Piston Avg Wt

582

Top Compression Ring Thickness

0.064

Piston Material

2618

Add-On

J100F8-4310-5

Compression Height

1.395

Second Compression Ring Thickness

0.064

Piston Volume

-14.5

Forging Type

Round

Piston Head Type

Dish

Bore Diameter

4.310

Piston Pin Length

2.930

Category Hierarchy

Pistons>Piston Kits

Make

Chevrolet

Add-On

990-042-CS

Product Market

Domestic

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