JE Pistons 170879 Forged 460 Inverted Dome 4.390 Bore

JE Pistons, BBF 520, Bore 4.390, Stroke 4.300, Rod Length 6.800, Inverted Dome -39cc, 568 Grams, Set of 8

$1,096.99

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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 inverted dome pistons are compatible with turbocharged, nitrous and forced induction systems. The valve reliefs are designed to accommodate oversized valves and long duration, wide lobe separation cams. Precision CNC machined ring grooves accept 1/16, 1/16, 3/16 rings and compression height is figured for a 10.300" deck block.

Includes:

Pin #990-2930-18-51S (174g)

Double spiro locks (#990-042-CS)

Compression Ratio:

74cc 9.7:1

80cc 9.3:1

94cc 8.5:1
Note: *SVO A, C, E and BOSS aluminum heads require custom pistons.*

Specifications

More Information
CNC Part Number	JE-170879
Price	$1,096.99
Sold As	Set
Manufacturer's Part Number	170879
Brands	JE
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Ford BB
Bore Size	4.390
Crankshaft Stroke	4.300
Rod Length	6.800
Piston Type	Dish
Compression Height	1.350
Piston Material	2618 Forged
Piston Ring Size	1/16 1/16 3/16
Wrist Pin Size	0.990
Custom Notices	⚠ PROP 65 WARNING

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