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JE Pistons 400 Small Block 18 Degree Dome Pistons 213109R
Part Number: JEP-213109R
JE Pistons 400 Small Block 18 Degree Dome Pistons
Piston, 18-Degree, Forged, Dome, 2-Valve Reliefs, 4.125 in. Bore, 3.875 in. Stroke, 6.000 in. Rod, 1.062 in. Compression, Chevy, Right, Each
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Estimated Ship Date: Oct 19, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
213109R
Part Type:
Product Line:
Summit Racing Part Number:
JEP-213109R
UPC:
193564192486
Piston Rings Included:
No
Bore (in.):
4.125 in.
Bore (mm):
104.775mm
Stroke:
3.875 in.
Engine Stroke Type:
Stroked
Actual Engine Displacement:
6.8L/414
Rod Length:
6.000 in.
Piston Style:
Dome, with two valve reliefs
Piston Material:
Forged aluminum
Compression Height (in.):
1.062 in.
Piston Head Volume (cc):
-3.30cc
Wrist Pin Style:
Press-fit or floating
Wrist Pin Retainers Included:
Yes
Wrist Pin Included:
Yes
Pin Diameter (in.):
0.927 in.
Piston Ring Thickness:
0.064 in. x 0.064 in. x 0.218 in.
File Fit:
No
Gapless:
No
Top Ring Thickness:
0.064 in.
Second Ring Thickness:
0.064 in.
Oil Ring Thickness:
0.218 in.
Remanufactured:
No
Quantity:
Sold individually.
Notes:
Designed to fit right exhaust valve orientation. Oil rail support included.
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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