DSS 5.7 Stroker Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.947

DSS RACING DSS Racing
SKU #DSS-K1-6713-3947C
371 Small Block Mopar Hemi Gen III, FX 4032 Alloy, Comp Height: 1.21, -12cc Dish Top, PIN: .927, Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.795, ROD: 6.125, Includes matching DSS Racing ring set, Appox Comp Ratio: 65cc-9.94, 74cc-9.08, 85cc-8.23
SKU DSS-K1-6713-3947C
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DSS 5.7 Stroker Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.947

Upgrade your engine with the DSS FX Series forged piston set, designed for optimal performance in the Small Block Mopar Hemi Gen III platform. This piston set offers superior durability, precise fit, and performance tailored to 5.7 stroker builds.

Piston Top Approx. Compression Ratios

  • Piston Top: -12cc Dish Top Gen III Hemi
  • Chamber & Compression Ratios:
    • 65cc Chamber: 9.94 to 1
    • 74cc Chamber: 9.08 to 1
    • 85cc Chamber: 8.23 to 1

    *For precise compression ratios, use a compression calculator for adjustments.*

Engine Compatibility

  • Engine Brand: Mopar
  • Engine Family: Small Block Mopar Hemi Gen III
  • Engine Size: 5.7 Stroker
  • Cylinder Head: Gen III Hemi

Technical Specifications

  • Cylinder Bore Size: 3.947 in (100.175 mm)
  • Ring Groove Width: 1.2/1.2/3MM
  • Compression Height: 1.210"
  • Pin Diameter: 0.927"
  • Connecting Rod Length: 6.125"
  • Crankshaft Stroke: 3.795"
  • TDC Assembly Height: 9.233" (Zero Deck Height)

Performance Benefits

This DSS forged piston set ensures maximum reliability and performance for high-powered builds. Perfect for stroker applications, the pistons provide exceptional strength and thermal resistance, making them ideal for demanding conditions.

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