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JE Pistons 170692

SB-Chevy GP Flat Top Pistons Bore 4.030"


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Estimated ship date 10/31/17 if Ordered Today
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JE Pistons 170692 SB-Chevy GP Flat Top Pistons Bore 4.030" $809.67
SB-Chevy GP Flat Top Pistons
  • Bore 4.030"
  • Ring Size .043, .043, 3mm

  • JE Pistons 170692 Details

    SB-Chevy Standard Duty GP Flat Top


  • Lightest, most durable pistons for high-performance applications
  • Work with angle-milled heads
  • Left and right forging designs for optimal valve pocket placement
  • Valve reliefs to accommodate oversized valves and high-lift cams
  • Narrow ring lands, .185 thick crown
  • JE heavy-duty wrist pins (118g)
  • Double spiral locks
  • Lateral gas porting


  • Stroke 3.500"
  • Rod Length 6.000"
  • Dome Volume -5cc
  • Compression Height 1.250"
  • Compression Ratio:
    11.2:1 with 58cc head
    10.3:1 with 64cc head
    9.1:1 with 76cc head

  • Specifications:

    Manufacturer's Part Number:

    JE Pistons can make it happen, and that's probably why more engine builders choose them. JE's success, though due to many factors, is mainly thanks to their high-tech, CNC-based manufacturing facility which produces thousands of accurate, identical pistons. JE was the first and is the only manufacturer to use Ultra-Crown 3-D technology. Considered an industry standard among the racing elite, this technology allows you to take advantage of one of racing's most guarded secrets.

    Ford 302 Inverted Dome: These pistons are designed to be compatible with forced induction and nitrous applications. The valve reliefs are machined to accommodate larger valves and long duration, tight lobe separation cams.

    Note: Pistons sets are sold 8 per package except for Buick V6.

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