JE Pistons Nitrous Series Gas Ported Pistons 293083

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Part Number: JEP-293083-8

$1,133.99

$1,259.99

(Save $126.00)

Pistons, Forged, Dome, 2-Valve Reliefs, 4.600 in. Bore, 4.250 in. Stroke, 6.535 in. Rod, 1.120 in. Compression, Chevy, Set of 8
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JE Pistons Nitrous Series Gas Ported Pistons 293083

JE Pistons Nitrous Series Gas Ported Pistons 293083

JEP-293083-8

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Part Number: JEP-293083-8

Estimated Ship Date: Nov 16, 2026

$1,133.99

$1,259.99

(Save $126.00)

Estimated Ship Date: Nov 16, 2026 Would you rather pick it up?

Overview

Brand:
Manufacturer's Part Number:
293083
Part Type:
Product Line:
Summit Racing Part Number:
JEP-293083-8
Item Number:
2216667
UPC:
193564003683
Piston Rings Included:
No
Bore (in.):
4.600 in.
Bore (mm):
116.840mm
Stroke:
4.250 in.
Engine Stroke Type:
Stroked
Rod Length:
6.535 in.
Piston Style:
Dome, with two valve reliefs
Piston Material:
Forged aluminum
Compression Height (in.):
1.120 in.
Piston Head Volume (cc):
-30.00cc
Wrist Pin Style:
Press-fit or floating
Wrist Pin Retainers Included:
No
Wrist Pin Included:
Yes
Pin Diameter (in.):
0.990 in.
Piston Ring Thickness:
0.043 in. x 1/16 in. x 3/16 in.
File Fit:
No
Gapless:
No
Remanufactured:
No
Quantity:
Sold as a set of 8.
Notes:
Designed for aftermarket big bore blocks.

JE Pistons Nitrous Series Gas Ported Pistons

JE Pistons nitrous series gas ported pistons have vertical and lateral gas ports that have been incorporated to optimize top ring seal and reduce friction. Ring grooves are machined to accept hardened nitrous series rings with .043 back cut top ring, 1/16 taper face second ring, and the 3/16 oil ring. Compression height figured using 9.800 in. deck height with zero deck clearance. Fits most chamber cylinder heads.

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Instructions & Calculators

Some parts are not legal for use in California or other states with similar laws / regulations

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This product contains chemicals known to the State of California to cause cancer and reproductive harm.

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