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  Home > Brands > JE Pistons > Chevy Pistons > Chevy Big Block Pistons > Big Block Chevy Inverted Dome/Dish Pistons >

  JE Pistons 257942, Big Block Chevy Inverted Dome Piston Set - Dish -20.0cc
JE Pistons 257942


 
Regular Price: $863.52

Availability: Usually Ships in 1 to 2 Business Days
Product Code: JEP-257942
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Description
 
These big block pistons are compatible with forced induction, nitrous and angle milled heads. The inverted dome shape has been designed for maximum efficiency and horsepower. Valve reliefs will accommodate oversized valves and long duration, tight lobe separation cams. Compression Height figured using 9.780 block height with zero deck clearance. Precision CNC machined ring grooves accept 1/16, 1/16, 3/16 rings. Will fit both open and closed chamber cylinder heads.
  • Includes:
  • Pin #990-2930-18-51S (174g)
  • Double spiro locks (#990-042-CS)
Features
  • Cubic Inches: 540
  • Bore Size: 4.500"
  • Stroke: 4.250"
  • Rod Length: 6.385"
  • Block Deck Height: 9.780"
  • Compression Height: 1.270"
  • Compression Ratio: 8.8:1 (110cc), 8.4:1 (118cc), 8.1:1 (124cc)
  • Dome Volume: -20.00cc
  • Gram Weight: 569
  • Footnote: B = Oil Rail Support is Included
  • Oversize: 0.034"
  • Ring Set Recommended: J100F8-4500-5

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