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Sealed Power 472NP40

Piston Buick Oldsmobile Pontiac 307ci V8 +040

Sealed Power 472NP40

844-472NP40

jegs shipping
Estimated to ship on 05/04/18
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Sealed Power 472NP40 Piston Buick Oldsmobile Pontiac 307ci V8 +040 $25.99
Cast Piston
  • Buick/ Oldsmobile/ Pontiac 307ci V8 1980-1984
  • 3.840" Bore (+.040")
  • Recessed Head
  • 1/pkg.

  • Sealed Power 472NP40 Details

    GM Pistons

    Features:
  • Cast with FM132 Eutectic Proprietary Alloy
  • Performance & Dependability of Original Equipment Pistons
  • High Quality Aluminum
  • Utilizes ISO & QS Certified Manufacturing
  • Meets or Exceeds OEM Specifications

    Technical Specs:
  • Material: Cast Aluminum
  • Bore: 3.840'' (97.536mm)
  • Piston Top: Recessed Head, 0.127" Deep x 2.660" Diameter - 7.9:1 Compression Ratio
  • Compression Height: 1.596"
  • Compression Ring Groove: 5/64"
  • Second Ring Groove: 5/64"
  • Oil Ring Groove Width: 3/16"
  • Full Length: N/A
  • Pin Size: 0.9804" O.D. (24.902mm)
  • Pin Type: N/A
  • Pin Offset: 0.06" (1.524mm)
  • Skirt Type: N/A
  • Piston Skirt Clearance: N/A
  • Notes: Use Piston Ring p/n 844-E288X40 Standard Set; p/n 844-E288K40 Premium Moly Set (Rings Not Included)

  • The value of Speed-Pro's line of cast aluminum pistons are hard to beat for budget or stock-style rebuilds. They are made from high-quality aluminum alloys and feature a carefully controlled casting, heat-treating, and CNC-machining process. And, because they're designed and manufactured to exceed OEM specs, they'll provide improved reliability, performance, and a long service life.

    Some parts are not legal for use in California or other states with similar laws / regulations