Piston Set, 2618, Dome, 4.500 Bore, 1.395 CD, 0.990 Pin, Set of 8.

Part Number 297811 (132583828)

UPC: 193564044310

Package contents: 1 Each per Box

$1,259.99 FREE SHIPPING

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Description

JE Auto forged pistons from JE Pistons are the result of over 75 years of industry leading experience extended to our range of premium forged pistons for Chevrolet 502, 4.500 Bore, Dome, Set of 8 JE Pistons are designed for each specific engine and racing application to provide the ultimate combination of durability and performance. From drift track to drag strip, JE Pistons’ performance is proven in victory lane time and time again. Equipped with the following custom level features

Features & benefits

Forged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applications
Designed specifically for Chevrolet 502, 4.500 Bore, Dome, Set of 8 To provide optimized performance durability
Proprietary Forged Side Relief (FSR) forging design minimizes friction and power loss with reduced skirt width and saves additional weight with a shorter wrist pin
Includes high-quality wrist pins, and locks
Made 100% in the USA
Smooth Crown Finish: Deburs all areas around the valve pocket and dome area, to reduces stress risers and prevent hot spots.
Pin Fit: The pin bore is precision honed to attain an exact pin clearance. Clearances typically range from .0003 to .0010 between the wrist pin and pin bore.

Specifications

2nd Groove Width	0.064 in
3D Undercrown Milling	No
Accumulator Groove	No
Anodize Top Ring Groove	No
Bore Diameter	4.500 in
Combo 2	No
Compression Height	1.395 in
Compression Ratio	0.45833333333333
Connecting Rod Length	6.385 IN
Contact Reduction	No
Country Of Origin	USA
Cylinder Head	OPEN CHAMBER
Double Pin Oilers	No
DVGP	No
Econo Undercrown Milling	No
EN Plating	No
Engine	Big Block
Engine Detail	OPEN CHAMBER
Engine Family	Big Block
Engine Stroke	4.000 in
Engine Type	ICE
Exhaust Angle	15
Exhaust Depth	^.100
Exhaust Diameter	2.050
Forging Type	Round
Gas Distribution	No
Intake Angle	24
Intake Depth	.310 in
Intake Diameter	2.500 in
Lateral Gas Ports	No
Make	Chevrolet
Mill Undercrown	No
Oil Groove Width	0.21800 in
Oil Rail Support Required Part Number	Yes
Oil Rail Support Required. Part Number:	4500-203
Oil Ring Thickness	0.218 in
Pin Fit	Yes
Piston Average Weight	712 gr
Piston Head Type	Dome
Piston Material	2618
Piston Quantity	8
Piston Series	JE Pistons
Piston To Wall Clearance	-0.006 in
Piston Volume	30.90 cc
Product Market	Domestic
Product Type	Engine Piston Kit
Ring Set Included	No
Second Compression Ring Thickness	0.0640 in
Skirt Coat	No
Smooth Crown Finish	Yes
Thermal Crown	No
Top Compression Ring Thickness	0.0750 in
Top Groove Width	0.07500 in
Tuff Skirt	No
Ultra Dome	No
Ultra Groove	No
Ultra Groove Plus Gas Port	No
Vertical Gas Ports	No
Wrist Pin Length	2.930 in
Wrist Pin Outer Diameter	0.990 in
Wrist Pin Wall Thickness	0.200 in

Warranty

30 Months

About JE Pistons

JE pistons are all designed, forged, and machined in-house, allowing control over every step of the piston-making process. JE Pistons 7+ decades of experience in high-level racing has led to offering premium racing features, including full billet construction, EN plating, and purpose-designed coatings, to name a few.

California residents

WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.