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JE Pistons 400 Small Block 18 Degree Dome Pistons 213118
Part Number: JEP-213118
JE Pistons 400 Small Block 18 Degree Dome Pistons
Pistons, 18 Degree, Forged, Dome, 2-Valve Reliefs, 4.125 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Set of 8
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Estimated Ship Date: Nov 18, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
213118
Part Type:
Product Line:
Summit Racing Part Number:
JEP-213118
UPC:
193564030696
Piston Rings Included:
No
Bore (in.):
4.125 in.
Bore (mm):
104.775mm
Stroke:
3.750 in.
Rod Length:
6.000 in.
Piston Style:
Dome, with two valve reliefs
Piston Material:
Forged aluminum
Compression Height (in.):
1.125 in.
Piston Head Volume (cc):
-2.50cc
Wrist Pin Style:
Press-fit or floating
Wrist Pin Retainers Included:
No
Wrist Pin Included:
Yes
Pin Diameter (in.):
0.927 in.
Piston Ring Thickness:
1/16 in. x 1/16 in. x 3/16 in.
File Fit:
No
Gapless:
No
Remanufactured:
No
Quantity:
Sold individually.
Notes:
Specify left or right hand piston. Oil rail support included. Solid dome design.
JE Pistons 400 Small Block 18 Degree Dome Pistons
JE Pistons 400 small block 18 degree dome pistons feature a new dome profile to match a wider variety of 18 degree heads. They're designed to fit your high-compression, high-horsepower, 17/18 degree dirt late model engine. They have smooth flowing domes for optimum flame travel and angle milled head compatibility. New valve reliefs will accommodate larger valves and long-duration, tight lobe separation cams. These pistons utilize dedicated left and right hand forgings and accept 1/16, 1/16, 3/16 rings.
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Some parts are not legal for use in California or other states with similar laws / regulations
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