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Manley

Manley Performance Springs Single Hemi

Manley Performance Springs Single Hemi

sku: 0Q3U6 | mpn: 221431-16
$519.94
$519.94
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This is not an emissions item.
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Manley valve springs are wound from super clean alloy. Each design minimizes stress to ensure long service life with high lift camshafts.

Specifications

  • Max Valve Lift : .650"
  • Outside Diameter : 1.076" Top & 1.311" Bottom
  • Inside Diameter : .650" Top & .885" Bottom
  • Installed/Open Pressure : 145 @ 1.811"
    370 @ 1.161"
    380 @ 1.150"
  • Rate (lbs/in) : 353
  • Coil Bind : 1.100"
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