Icon Pistons IC731-040 Fits SBC 350 Dish 18.6cc Bore 4.040

Fits SB Chevy 350, Bore 4.040, Stroke 3.480, Rod Length 6.000, 452 grams, Dish 18.6cc, Set of 8 Pistons

Special Price $809.66 Regular Price $834.70

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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

Icon Forged Pistons are forged from high ductile 2618 alloy. With a 1% silicon content 2618 alloy they are formulated and heat treated for the most demanding performance applications such as very high compression ratios, boosted application and nitrous

Crown and valve reliefs are cnc machined

Top land mini groove technology

Skirts machined by UEM's unique in house built cnc machines

Accumulator groove to help eliminate flutter and maximize ring seal

Skirt and pin boss struts designed to withstand heavy loads from high cylinder pressures

Wrist pins and spiral lock rings included

1/16 1/16 3/16 rings not included

Compression Ratio 58cc 9.6:1, 64cc 9.0:1, 76cc 8.0:1

Advertised piston weight 452 grams, 132 gram wrist pin

OE Deck Height 9.025"

Note: Standard bore size is 4.000

Note: Centered Pin

Note: Ships direct from manufacturer

Specifications

More Information
CNC Part Number	UEM-IC731-040
Price	$834.70
Manufacturer's Part Number	IC731-040
Brands	Icon
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy SB
Bore Size	4.040
Crankshaft Stroke	3.480
Rod Length	6.000
Piston Type	Dish
Compression Height	1.265
Piston Material	2618 Forged
Piston Ring Size	1/16 1/16 3/16
Wrist Pin Size	0.927
Custom Notices	⚠ PROP 65 WARNING