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Part Number:
UEM-IC965-020

Icon Pistons IC965-020 Fits SBC 421 Dome 6.3cc Bore 4.145

Fits SB Chevy 421, Bore 4.145, Stroke 3.875, Rod Length 6.000, 427 grams, Dome 7.8cc, Set of 8 Pistons

Special Price $843.53 Regular Price $869.62
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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.
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 64cc 14.0:1
  • Advertised piston weight 427 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 64cc Cylinder Heads
  • Notes: Ships direct from manufacturer
  • More Information
    CNC Part Number UEM-IC965-020
    Price $869.62
    Manufacturer's Part Number IC965-020
    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 Dome
    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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