Icon Pistons IC966-020 Fits SBC 421 Flat Top 7.1cc Bore 4.145

Fits SB Chevy 421, Bore 4.145, Stroke 3.875, Rod Length 6.000, 421 grams, Flat Top 7.1cc, Set of 8 Pistons

Special Price $835.66 Regular Price $861.50

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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

1.5mm 1.5mm 3.0mm rings not included

Compression Ratio 50cc 14.0:1

Advertised piston weight 421 grams, 119 gram wrist pin

OE Deck Height 9.025"

Note: Standard bore size is 4.125

Notes: Centered Pin, Lateral Gas Ports, Fits Aftermarket 50cc Cylinder Heads, 21.5 Degree Valve Angle

Notes: Ships direct from manufacturer

Specifications

More Information
CNC Part Number	UEM-IC966-020
Price	$861.50
Manufacturer's Part Number	IC966-020
Brands	Icon
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy SB
Bore Size	4.145
Crankshaft Stroke	3.875
Rod Length	6.000
Piston Type	Flat Top
Compression Height	1.062
Piston Material	2618 Forged
Piston Ring Size	1.5 1.5 3.0mm
Wrist Pin Size	0.927
Custom Notices	⚠ PROP 65 WARNING

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