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Manley 494230-8

Ford 4.6L/5.4L 2/4V & 5.4L 3V Street Master Dish Top Pistons 18cc Spherical Dish

Manley 494230-8

660-494230-8

made in usa
jegs shipping
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Manley 494230-8 Ford 4.6L/5.4L 2/4V & 5.4L 3V Street Master Dish Top Pistons 18cc Spherical Dish $552.99
Ford 4.6L/5.4L 2/4V & 5.4L 3V Street Master Dish Top Pistons
  • 18cc Spherical Dish
  • 3.582'' Bore (+.030'')
  • 5.933'' Rod w/3.543'' Stroke
  • 6.657'' Rod w/4.165'' Stroke
  • 1.220'' Comp. Height
  • 8/pkg.

  • Manley 494230-8 Details

    18cc Spherical Dish Top Pistons

  • 5.933'' Rod Length w/3.543'' Stroke
  • 6.657'' Rod Length w/4.165'' Stroke
  • 1.220'' Compression Distance
  • Technical Specs:
  • Compression Ratio, 5.933'' Rod w/3.543'' Stroke: 9.68:1 (42cc), 8.66:1 (51cc), 8.56:1 (52cc)
  • Compression Ratio, 6.657'' Rod w/4.165'' Stroke: 9.01:1 (42cc), 8.25:1 (51cc), 8.17:1 (52cc)
  • Compression Height: 1.220''
  • Piston Weight: 379 grams
  • Dish Top: 18cc Spherical
  • Pin Size: 22mm dia., 2.500'' long, .150'' wall (106 grams)
  • Spiral Locks: .061'' wide
  • Ring Grooves: 1.5mm Top; 1.5mm Middle; 3mm Bottom
  • Piston Clearance: .0035'' measured .850'' from bottom of the oil ring

  • Specifications:

    Manufacturer's Part Number:
    494230-8

    Street Master Series Pistons

    Professional engine builders and elite tuners around the world are running Manley pistons for some very good reasons. Manley uses domestic high strength alloy forgings and unique (to Manley) fixturing allowing skirt turning / ring groove machining be performed in one single operation to ensure the ultimate ring groove to skirt squareness for better ring seal. Cam and barrel (skirt) profiles that make power but are friendly on the cylinder walls. Manley is well known for their high quality valvetrain components, but insiders also trust and use Manleys top quality pistons and connecting rods.

    Features:
  • Lightweight Design
  • High Strength Alloy
  • 1.2mm Offset Wrist Pin Location for Quiet Start-Ups. Mimics OEM Design
  • 1.5mm, 1.5mm, 3mm Ring Grooves
  • Perfect Ring Groove to Skirt Squareness
  • Round Wire Locks Included - .061'' wide
  • Pressure Balance Groove
  • Premium Chrome Moly Wrist Pin 22mm Diameter x 2.500'' Long x .150'' Wall
  • Full Banded Skirt Design for Increased Skirt Stability

    Piston Common Specs:
  • Dome Volume: -18cc Spherical Dish
  • Crown Thickness: .200''
  • Ring Thickness: Top Ring - 1.5mm (.220'' down); Second Ring - 1.5mm; Oil Ring - 3mm
  • Pin Included: Premium Chrome Moly 22mm dia., 2.500'' long, .150'' wall
  • Spiral Locks: .061'' wide
  • Recommended Piston Clearance: .003'' measured .850'' from bottom of the oil ring

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