JE Pistons 296988 BB Chevy 541 Forged Blown Alcohol Dome +22cc 4.500 Bore

JE Pistons, BBC 541, Bore 4.500, Stroke 4.250, Rod Length 6.385, Dome +22cc, 660 Grams, Set of 8

Special Price $873.86 Regular Price $970.95

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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

Designed specifically for high boost blown alcohol drag racing. Valve reliefs accept oversized valves and are compatible with angle milled heads. Precision CNC machined ring grooves accept .017 Dykes, 1/16 second and 3/16 oil rings. Fits open chamber cylinder heads. 0.200" wall thickness Tool Steel pins included. May be used with buttons (sold separately) in place of spiro locks. Pistons will yield .020" deck clearance at listed block height.

Includes:

Pin #990-2930-20-52S (186g)

Double spiro locks (#990-042-CS)

Double pin oilers

Accumulator Grooves

Compression Ratio:

110cc 11.6:1

118cc 10.9:1

124cc 10:4:1

Specifications

More Information
CNC Part Number	JE-296988
Price	$970.95
Manufacturer's Part Number	296988
Brands	JE
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy BB
Bore Size	4.500
Crankshaft Stroke	4.250
Rod Length	6.385
Piston Type	Dome
Compression Height	1.270
Piston Material	2618 Forged
Piston Ring Size	.017 1/16 3/16
Wrist Pin Size	0.990
Custom Notices	⚠ PROP 65 WARNING