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Part Number:
JE-360779

JE Pistons 360779 GM LS3 Ultra Series Dish 4.075 Bore

JE Pistons, Forged, LS3 417, Bore 4.075, Stroke 4.000, Rod Length 6.125, Dish -15.3cc, Set of 8, Crown Coating and Skirt Coating

Special Price $1,256.39 Regular Price $1,395.99
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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.
JE Pistons new GM LS Inverted dome Asymmetrical FSR (Forged Side Relief) forging design allows for the use of the most popular stroke and rod combinations while eliminating reluctor wheel clearance problems. Asymmetrical forging design maintains a larger skirt on the heavily stressed major thrust side, while reducing friction with a smaller skirt on the minor thrust side. The result is a high strength, lightweight piston that significantly reduces friction in your engine. Lightweight and extremely durable, JE pistons are machined for 1.2mm, 1.5mm, 3.0mm rings. Combination 12° & 15° Valve Pockets

Includes:
  • Grain Flow Optimized Forging
  • Lateral Gas Ports
  • Ceramic Crown Coating
  • Perfect Skirt Coating
  • Accumulator Groove
  • Double Pin Oiling
  • Upgraded 9310 Pins and locks

    Compression Ratio:
  • 64cc 10.4:1
  • 68cc 10.0:1
  • 70cc 9.8:1
  • More Information
    CNC Part Number JE-360779
    Price $1,395.99
    Manufacturer's Part Number 360779
    Brands JE
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Chevy LS
    Bore Size 4.075
    Crankshaft Stroke 4.000
    Rod Length 6.125
    Piston Type Dish
    Compression Height 1.115
    Piston Material 2618 Forged
    Piston Ring Size 1.2mm 1.5mm 3.0mm
    Wrist Pin Size 0.927
    Custom Notices ⚠ PROP 65 WARNING

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