inc. GST


BRAND: Speed Pro

350 ci SB Chev - Flat Top Hypereutectic Pistons
350 c.i., 4.000" bore, 3.480 stroke, 5.700" rod length, -5.0cc dome volume

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Speed-Pro combines our exclusive FM244 aluminium alloy, sophisiticated design, high technology CNC maching and Duroshield skirt coating to deliver the ultimate hypereutectic piston.

  • Hypereutectic
  • Piston made with high strength alloy & silicon for excellent strength & scuff resistance.
  • This advance combination allows tighter bore and improves sealing for less blow-by.
  • Higher strength than cast, designed to retain standard ring gaps in top groove.
  • DUROSHIELD skirt coated piston
  • Moly-graphite coating, Extends engine life;  Reduces friction for higher fuel economy and prevents damage from inadequate lubrication on start-up; Eliminates scuffing and wear; Helps improve cylinder sealing for less blow-by.

P iston Specifications :

  • CID: 350
  • Bore: 4.000
  • Stroke: 3.480
  • Rod Length: 5.700
  • Compression Height: 1.560
  • Compression Ratio with 58cc chamber volume: 9.83
  • Compression Ratio with 64cc chamber volume: 9.22
  • Compression Ratio with 72cc chamber volume: 8.53
  • Dome Volume: -5.0cc
  • Pin Type: Press or Floating
  • Recommended Ring Set: Moly - SPE251K STD, or File Fit - SPR9343 005

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