JE Pistons 282039 Forged Big Block Flat Top 4.610 Bore, Standard Deck Block

JE Pistons, BBC 568, Bore 4.610, Stroke 4.250, Rod Length 6.385, Flat Top -3.0cc, 648 Grams, Set of 8

Special Price $898.19 Regular Price $997.99

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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 for big blocks engines are compatible with forced induction or nitrous (EXCEPT 1.120 CD). Valve reliefs will accommodate oversized valves and long duration, tight lobe separation cams. Compression Height figured using 9.780" block height with zero deck clearance. Precision CNC machined ring grooves accept 1/16, 1/16, 3/16 rings. Will fit both open and closed chamber cylinder heads, including angle milled versions.

Includes:

Pin #990-2930-18-51S (150g) - 1.120" CD (Pin upgrade recommended after 800hp)

Pin #990-2930-18-51S (174g) - 1.245" CD and above

Double spiral locks (#990-042-CS)

Compression Ratio:

110cc 10.3:1

118cc 9.8:1

124cc 9.4:1
Note: *Oil rail supports included.*

Specifications

More Information
CNC Part Number	JE-282039
Price	$997.99
Manufacturer's Part Number	282039
Brands	JE
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy BB
Bore Size	4.610
Crankshaft Stroke	4.250
Rod Length	6.385
Piston Type	Flat Top
Compression Height	1.270
Piston Material	2618 Forged
Piston Ring Size	1/16 1/16 3/16
Wrist Pin Size	0.990
Custom Notices	⚠ PROP 65 WARNING