Image is a representation of this item. Actual item may vary.
Part Number:
UEM-IC521CA-015

Icon Elite Pistons IC521CA-015 Fits GM 5.7L Flat Top 4cc 3.913 Bore

Fits GM 5.7L LS1 / LS6, Bore 3.913, Stroke 3.622, Rod Length 6.098, 433 grams, Flat Top 4cc, Set of 8 Pistons

Special Price $823.17 Regular Price $848.63
View Similar Items
⚠ 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.
GM 5.7L LS1 LS6 Icon Forged Elite Pistons are machined from 2618 alloy for higher horsepower naturally aspirated and power adder applications. Features include anodized crown and top land,
  • 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
  • Offset wrist pins included
  • 1.2mm, 1.2mm, 3.0mm rings not included
  • Compression Ratio 5.3L - 64.5cc 10.0:1 / 68.4cc 9.6:1
  • Advertised piston weight 433 grams, 124 gram wrist pin
  • OE Deck Height 9.240"
  • 15° Valve Angle
  • Note: Standard bore size is 3.898
  • Features: Offset Wrist Pin. 2nd Land Accumulator Grooves, Round Wire Locks, and M42 Skirt Coating
  • Note: Ships direct from manufacturer
  • More Information
    CNC Part Number UEM-IC521CA-015
    Price $848.63
    Manufacturer's Part Number IC521CA-015
    Brands Icon
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Chevy LS
    Bore Size 3.913
    Crankshaft Stroke 3.622
    Rod Length 6.098
    Piston Type Flat Top
    Compression Height 1.331
    Piston Material 2618 Forged
    Piston Ring Size 1.2 1.2 3.0mm
    Wrist Pin Size 0.945
    Custom Notices ⚠ PROP 65 WARNING
    Other Customers Also Bought
    PART #: ARP-234-4340 234-4340
    234-4340 ARP Chevy Gen III Professional Series Cylinder Head Studs
    Special Price $299.16 Regular Price $326.95
    PART #: CCA-96838-16 Comp Cams 818-16 Endura-X Mechanical Roller Lifters
    Comp Cams 96838-16 Sportsman Mechanical Roller Lifters, Ford SB
    $898.95
    PART #: ATT-1000397 Auto Tec Pistons 1000397 Forged Dish 4.040 Bore, SB Ford 356
    Auto Tec Pistons 1000397 Forged Dish 4.040 Bore, SB Ford 356
    $799.00
    PART #: TS-RC3776 TS-RC3560
    Total Seal Tapered Ring Compressor RC3776, 3.776 bore
    $58.82
    PART #: HOW-240931-11 Howards Camshaft 240931-11 Hydraulic Flat Tappet BB Ford
    Howards Camshaft 240931-11 Hydraulic Flat Tappet BB Ford
    $271.95
    PART #: FRG-495125 495125 Fragola  -4AN x -4ORB  RADIUS FITTING - Blue
    495125 Fragola -4AN x -4ORB RADIUS FITTING - Blue
    $8.31
    PART #: ARP-330-0702 ARP-330-0702
    ARP GM Front Mandrel Bolt 330-0702
    Special Price $16.42 Regular Price $17.95
    PART #: SCH-335CM 335CM Schoenfeld Ford Crossover Headers 1 5/8", CRATE MOTOR
    335CM Schoenfeld Ford Crossover Headers 1 5/8", CRATE MOTOR
    $369.95