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JE Pistons 350/400 Small Block Dome Top 182042L Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.165 in. Bore, 3.875 in. Stroke, 6.000 in. Rod, 1.062 in. Compression, Chevy, Left, Each

SKU: JEP182042L

Pistons

JE Pistons 350/400 Small Block Dome Top 182042L Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.165 in. Bore, 3.875 in. Stroke, 6.000 in. Rod, 1.062 in. Compression, Chevy, Left, Each

SKU: JEP182042L

Pistons
A$505.15
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

JE Pistons 350/400 small block dome top pistons are high-compression pistons that are compatible with most aftermarket 23 degree heads and are ideal for drag race and Circle Track applications. Valve reliefs will accommodate oversized valves and long-duration, tight lobe separation cams. Precision CNC ring grooves are designed for 1/16, 1/16, 3/16 rings. However, these will not fit JE Pistons Pro Topline or Brodix cylinder heads.

Part Type

Pistons

Data: v4.2 - Upd: 2026-10-14 11:05:50

Specifications

Product Attributes - Brand
JE Pistons
Product Attributes - Manufacturer's Part Number
182042L
Product Attributes - Part Type
Pistons
Product Attributes - Product Line
JE Pistons 350/400 Small Block Dome Top Pistons
Product Attributes - UPC
193564191373
Product Attributes - Piston Rings Included
No
Product Attributes - Bore (in.)
4.165 in.
Product Attributes - Bore (mm)
105.791mm
Product Attributes - Stroke
3.875 in.
Product Attributes - Engine Stroke Type
Stroked
Product Attributes - Rod Length
6.000 in.
Product Attributes - Piston Style
Dome, with two valve reliefs
Product Attributes - Piston Material
Forged aluminum
Product Attributes - Compression Height (in.)
1.062 in.
Product Attributes - Piston Head Volume (cc)
-8.00cc
Product Attributes - Wrist Pin Style
Press-fit or floating
Product Attributes - Wrist Pin Retainers Included
No
Product Attributes - Wrist Pin Included
Yes
Product Attributes - Pin Diameter (in.)
0.927 in.
Product Attributes - Piston Ring Thickness
1/16 in. x 1/16 in. x 3/16 in.
Product Attributes - File Fit
No
Product Attributes - Gapless
No
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Oil rail support included.

Reference Information

Brand Name/s JE Pistons
StreetFX SKU jep182042L
SFX Item ID 4802616
Supplier Item Code 4802616
Manufacturer SKU 182042L
Manufacturer UPC 193564191373
Alternative References 2-Valve

Compatibility

Application Data
  • Application Notes9.000 inch block height. 422 cubic inch. Will not fit Pro Topline® or Brodix® 11X cylinder heads.
    Beginning Year1970
    Ending Year1980
    Engine FamilyChevy small block Gen I
    Engine Size6.6L/400
    Engine TypeV8
    MakeCHEVROLET

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