JE Pistons 181943 SB Chevy 381 Forged Flat Top 4.165 Bore

JE Pistons, SBC, 381, Bore 4.165, Stroke 3.500, Rod Length 6.000, Flat Top -5.0cc, 451 Grams, Set of 8

Special Price $890.99 Regular Price $989.99

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⚠ PROP 65 WARNING

⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.

Description

JE Pistons are machined by the most advanced CNC machining technologies available. JE forged Pistons are trusted by racers and engine builds for dependability. These classic, race winning JE flat top pistons work with most aftermarket 23º heads. They have extra deep valve pockets and a low-friction skirt design. These pistons are designed to use 1/16, 1/16, 3/16 rings or 1/16, 1/16, 3mm rings.

Includes:

Pin #927-2750-15-51S (130g)

Double Spiro Locks #927-042-CS

Contact Reduction Grooves

Double Pin Oilers

Compression Ratio:

58cc 11.7:1

64cc 10.9:1

76cc 9.6:1

Specifications

More Information
CNC Part Number	JE-181943
Price	$989.99
Manufacturer's Part Number	181943
Brands	JE
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy SB
Bore Size	4.165
Crankshaft Stroke	3.500
Rod Length	6.000
Piston Type	Flat Top
Compression Height	1.250
Piston Material	2618 Forged
Piston Ring Size	1/16 1/16 3/16
Wrist Pin Size	0.927
Custom Notices	⚠ PROP 65 WARNING

Upsell Products

PART #: JE-J10008-4165-5
JE Premium Race Series Piston Ring Set J10008-4165-5
$225.99