DSS 6.1 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 4.085

DSS RACING DSS Racing
SKU #DSS-K2-6840-4085D
375 Small Block Mopar Hemi Gen III, FX 2618 Alloy, Comp Height: 1.21, -1.5cc Flat Top, PIN: .927, Full Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578, ROD: 6.243, Includes matching DSS Racing ring set, Appox Comp Ratio: 65cc-11.17, 74cc-10.08, 85cc-9.04
SKU DSS-K2-6840-4085D
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DSS 6.1 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 4.085

Upgrade your 6.1L Small Block Mopar Hemi with DSS's high-performance forged pistons. Designed for durability and optimized performance, these pistons deliver outstanding power for your Gen III Hemi engine.

Piston Specifications

  • Piston Top: -1.5cc Flat Top Gen III Hemi
  • Approximate Compression Ratios:
    • 65cc Chamber: 11.17:1
    • 74cc Chamber: 10.08:1
    • 85cc Chamber: 9.04:1
    *For precise compression ratio calculations, use a compression calculator.*
  • Engine Brand: Mopar
  • Engine Family: Small Block Mopar Hemi Gen III
  • Engine Size: 6.1L

Technical Details

  • Cylinder Bore Size: 4.085 in (103.677 mm)
  • Ring Groove Width: 1.2/1.2/3MM
  • Compression Height: 1.210"
  • Pin Diameter: 0.927"
  • Connecting Rod Length: 6.243"
  • Crankshaft Stroke: 3.578"
  • Cylinder Head: Gen III Hemi
  • TDC Assembly Height: 9.264" (Zero Deck Height)

Performance & Compatibility

These pistons are engineered for high-performance builds, ensuring exceptional power, efficiency, and reliability for your 6.1L Gen III Hemi engine.

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Bore 4.085"
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