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Sealed Power 8-KL2256F40 - Speed-Pro PowerForged Piston and Ring Kits

Sealed Power 8-KL2256F40 - Speed-Pro PowerForged Piston and Ring Kits

JEGS Part Number: 844-8-KL2256F40

350ci Stock-Type PowerForged Pistons, .040'' Overbore
  • Piston Dia.: 4.040''
  • Piston Top: Flat Top, 4-Valve Reliefs
  • Pressed Pin
  • Comp Ratio: 10.44:1 w/58cc Heads, 8.66:1 w/76cc Heads
  • 5/64'', 5/64'', 3/16'' Chrome-Moly Rings
  • $346.99
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    To order this item contact Customer Service at 1-800-345-4545.


    Manufacturer's Part Number:

    These piston and ring kits include either premium hypereutectic or forged pistons, pins and a quality moly ring set. Piston skirts feature the DuroShield coating for less skuffing and reduced friction.

  • Forged under 3,000 tons of force
  • Fully updated skirt profiles
  • DUROSHIELD® skirt coating for scuff resistance, reduced bore clearances and enhanced ring sealing
  • Built to stringent specifications with precision CNC-machined dome and skirts and micro-finished ring grooves
  • Piston weight accurate to within 2 grams per set and sizes matched to within .0005" per set
  • In the box: engine set of 8 hypereutectic pistons, pins and lock rings (if required); and complete matching ring set