Part Number:
UEM-IC859-030

Icon Pistons IC859-030 Fits Ford 520 545 Flat Top 3.4cc Bore 4.390

Fits BB Ford 520 & 545, Bore 4.390, fits 520 4.300 Stroke with 6.800 Rod, fits 545 4.500 Stroke with 6.700 Rod, Flat Top 3.4cc, 565 grams, Set of 8 Pistons

Special Price $728.31 Regular Price $750.83
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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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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 13.5:1, 75cc 13.1:1, 88cc 11.5:1 - 545 72cc 14.1:1, 75cc 13.6:1, 88cc 12.0:1
  • Advertised piston weight 565 grams, 141 gram wrist pin
  • OE Deck Height 10.320"
  • Note: Standard bore size is 4.360
  • Notes: Pin is Centered. Use 460 Block. Use 460 block. For use with Ford/Edelbrock type 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
  • More Information
    CNC Part Number UEM-IC859-030
    Price $750.83
    Sold As Set
    Manufacturer's Part Number IC859-030
    Brands Icon
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Ford BB
    Bore Size 4.390
    Crankshaft Stroke 4.300, 4.500
    Rod Length 6.700, 6.800
    Piston Type Flat Top
    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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