DSS 6.1 Stroker 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-K1-6840-4085
375 Small Block Mopar Hemi Gen III, FX 4032 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-K1-6840-4085
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DSS 6.1 Stroker Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 4.085

Achieve peak performance and durability with DSS’s 6.1 Stroker forged piston set. Designed for Small Block Mopar Gen III Hemi engines, these pistons deliver superior compression and strength for high-performance builds.

Piston Specifications

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

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"
  • TDC Assembly Height: 9.242" (Zero Deck Height)

Performance & Compatibility

Built to enhance combustion efficiency and withstand extreme conditions, these pistons are ideal for high-performance applications. Precision-engineered for Gen III Hemi cylinder heads, they ensure reliability and power in every stroke.

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