Icon Pistons IC852-140 Fits Ford 520 545 Dish 39cc Bore 4.500

Fits BB Ford 520 & 545, Bore 4.500, fits 520 4.300 Stroke with 6.800 Rod, fits 545 4.500 Stroke with 6.700 Rod, Dish 39cc, 583 grams, Set of 8 Pistons

Special Price $737.47 Regular Price $921.84

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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

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 520 72cc 9.8:1 and 545 72cc 10.2:1

Advertised piston weight 583 grams, 141 gram

OE Deck Height 10.320"

Note: Standard bore size is 4.360

Notes: Pin is Centered. Use 460 Block. For use with SCJ (M6049) cylinder heads. Connecting rod small end width 1.250" max/ Uses BBC 0.9898" diameter wrist pin. Ring set for 0.140" oversize is (4466BD8.034)

Notes: Ships direct from manufacturer

Specifications

More Information
Price	$921.84
Vehicle Make	Ford BB
Bore Size	4.500
Crankshaft Stroke	4.300, 4.500
Rod Length	6.700, 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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