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JE Pistons 257945 Piston Set, 2618, Inv Dome/dish, 4.600 Bore, 1.270 Cd, 0.990 Pin, Set Of 8.

Manufacturer

JE Pistons

Picture for manufacturer JE Pistons 325250 Piston Set, 2618, Inv Dome/Dish, 3.927 Bore, 1.209 CD, 0.905 Pin, Set of 4.

Part Number

257945
15 reviews
04/26/2034 3:36 PM
Sale Price

$979.27

Estimated ship date Friday, April 26

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Product Details

JE Pistons 257945 Piston Set, 2618, Inv Dome/dish, 4.600 Bore, 1.270 Cd, 0.990 Pin, Set Of 8.

JE Pistons
Inverted Dome
Oil Rail Support is Included
Set of 8 Pistons
Recommended RingSet: J100L8-4600-5

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

4.6

Bore (in)

4.600 in.

Bore (mm)

116.840mm

CID

565

Comp Height

1.27

Comp Ratio @ 110cc

9.2:1

Comp Ratio @ 118cc

8.8:1

Comp Ratio @ 124cc

8.5:1

Compression Distance (in)

1.270 in.

Dome Volume

-20

Gram Weight

608

Notes

Oil rail support included.

Oversize

0.125

Pin Diameter (in)

0.990 in.

Piston Head Volume (cc)

+20.00cc

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

4.25

Wrist Pin Style

Press-fit or floating

Category Hierarchy

Pistons>Piston Kits

Oil Ring Thickness

0.218

Compression Height

1.270

Out of Stock Message

Call for Availability

Engine

BIG BLOCK CHEVY

Piston Volume

-20

Ringset Included

No

Industry

Automotive

Top Compression Ring Thickness

0.064

Piston Pin Outside Diameter

0.990

Piston Material

2618

Bore Diameter

4.600

Forging Type

Round

Piston Head Type

Dish

Add-On

J100L8-4600-5

Piston Pin Length

2.930

Piston Pin Wall Thickness

0.180

Piston Pin Material

5115

Piston Avg Wt

608

Add-On

990-042-CS

Second Compression Ring Thickness

0.064

Add-On

990-2930-18-51S

Make

Chevrolet

Cylinder Head

OPEN CHAMBER

Product Market

Domestic

Need more details about products

Quick and easy!

Only issue I had was that order could not be completed on Amazon, stating "items cannot ship to your location." I simply went to your website and ordered items. So a little inconvenient, but no biggie.

Just Googled what I needed found this site had cheapest price, click, pay, done...doesn’t get any simpler:)

Order was on time and Great quality.

Easy, quick....free shipping.

was quick

Nice and quick

Great job with everything, thank you....

Very easy checkout process and was fast and efficient in searching for the item I needed. Also one of the best prices everywhere, and the coupon code just sweetened the deal. Was the little push I needed to purchase this. Let's hope shipping is as satisfa

good price, prompt delivery. no complaints.

Arrived in 4 business days and cheapest price on the web for the part I got.

Love them!!! They send E-Mail conformation when order is placed and tracking number when shiped.

Awesome company. Great prices... friendly staff and fast shipping. Will use as much as possible for auto parts needs.

Awesome prices on hard to find auto parts...quick shipping..A+!

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