JE Pistons 257962 Forged Big Block Flat Top 4.560 Bore, Standard Deck Block

JE Pistons, BBC 522, Bore 4.560, Stroke 4.000, Rod Length 6.535, Flat Top -3.0cc, 634 Grams, Set of 8

$1,076.99

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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.

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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 9.7:1

118cc 9.2:1

124cc 8.8:1
Note: *Oil rail supports included.*

Specifications

More Information
CNC Part Number	JE-257962
Price	$1,076.99
Sold As	Set
Manufacturer's Part Number	257962
Brands	JE
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy BB
Bore Size	4.560
Crankshaft Stroke	4.000
Rod Length	6.535
Piston Type	Flat Top
Compression Height	1.245
Piston Material	2618 Forged
Piston Ring Size	1/16 1/16 3/16
Wrist Pin Size	0.990
Custom Notices	⚠ PROP 65 WARNING