My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

JE Pistons 257961 Piston Set, 2618, Flat Top, 4.500 Bore, 1.245 Cd, 0.990 Pin, Set Of 8.

Manufacturer

Picture for manufacturer JE Pistons

Part Number

257961
4 reviews
Sale Price

$1,076.99

Estimated ship date Sunday, November 08

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details
JE Pistons
Flat Top
Oil Rail Support is Included
Set of 8 Pistons
Recommended RingSet: J100F8-4500-5

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

4.498

Bore (in)

4.500 in.

Bore (mm)

114.300mm

CID

509

Comp Height

1.245

Comp Ratio @ 110cc

9.5:1

Comp Ratio @ 118cc

9:1

Comp Ratio @ 124cc

8.6:1

Compression Distance (in)

1.245 in.

Dome Volume

-3

Gram Weight

611

Notes

Oil rail support included.

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

6.535

Stroke

4

Wrist Pin Style

Press-fit or floating

Piston Head Type

Flat

Piston Volume

-3

Out of Stock Message

Call for Availability

Compression Height

1.245

Piston Pin Material

5115

Bore Diameter

4.500

Add-On

J100F8-4500-5

Piston Pin Wall Thickness

0.180

Make

Chevrolet

Forging Type

Round

Oil Ring Thickness

0.218

Engine

BIG BLOCK CHEVY

Industry

Automotive

Cylinder Head

OPEN CHAMBER

Piston Avg Wt

614

Piston Pin Outside Diameter

0.990

Piston Material

2618

Ringset Included

No

Piston Pin Length

2.930

Product Market

Domestic

Second Compression Ring Thickness

0.064

Top Compression Ring Thickness

0.064

Add-On

990-042-CS

Add-On

990-2930-18-51S

Category Hierarchy

Pistons>Piston Kits

Piston Quantity

8

Prop 65

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Easy web searching and good quality parts for reasonable price..customer friendly too!!!!!!

easy site to navagate. found all the parts i needed

Great selection and fast shipping. Not to meantion the lowest prices anywhere on the net.

Excellent Service! Product shipped out the day after being processed and was sent via overnight delivery. Autoplicity also offered the lowest cost available for the product online.

Share icon
Return Policy
Returns are easy at Autoplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy