JE Pistons Big Block Open Chamber Dome Top Pistons 281919

5 out of 5 stars ( 1 )

Part Number: JEP-281919

$728.89

Pistons, Forged, Dome, Single Valve Relief, 4.500 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Set of 8
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JE Pistons Big Block Open Chamber Dome Top Pistons 281919

JE Pistons Big Block Open Chamber Dome Top Pistons 281919

JEP-281919

5 out of 5 stars ( 1 )

Part Number: JEP-281919

Estimated Ship Date: Nov 18, 2026

$728.89

Estimated Ship Date: Nov 18, 2026 Would you rather pick it up?

Overview

Brand:
Manufacturer's Part Number:
281919
Part Type:
Product Line:
Summit Racing Part Number:
JEP-281919
UPC:
193564249845
Piston Rings Included:
No
Bore (in.):
4.500 in.
Bore (mm):
114.300mm
Stroke:
4.000 in.
Engine Stroke Type:
Stock
Actual Engine Displacement:
8.2L/502
Rod Length:
6.135 in.
Piston Style:
Dome, with single valve relief
Piston Material:
Forged aluminum
Compression Height (in.):
1.645 in.
Piston Head Volume (cc):
-1.00cc
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:
0.064 in. x 0.064 in. x 0.188 in.
File Fit:
No
Gapless:
No
Top Ring Thickness:
0.064 in.
Second Ring Thickness:
0.064 in.
Oil Ring Thickness:
0.188 in.
Remanufactured:
No
Quantity:
Sold as a set of 8.

JE Pistons Big Block Open Chamber Dome Top Pistons

JE Pistons big block open chamber dome top pistons are an excellent choice for drag race applications. Their compression height is figured using a 9.780 in. block height with zero deck clearance. The pistons include a pin, double Spiro locks, and double pin oilers. Their precision CNC-machined ring grooves will accept 1/16, 1/16, 3/16 rings.

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