DSS 6.0/LS2/6.2/LS3/L98/LQ9/LS7/LSA/LSX Stroker Chevy LS SX Series -3cc Flat Top Forged Piston Set 4.070

DSS RACING DSS Racing
SKU #DSS-K1930-4070
416 Chevy LS, SX 4032 Alloy, Comp Height: 1.14, -3cc Flat Top, PIN: .943, Full Floating or Press Fit, Ring Groove: 1.5/1.5/3MM, Stroke: 4, ROD: 6.098, Includes matching DSS Racing ring set, Appox Comp Ratio: 64cc-12.28, 66cc-11.99, 72cc-11.2
SKU DSS-K1930-4070
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DSS 6.0/LS2/6.2/LS3/L98/LQ9/LS7/LSA/LSX Stroker Chevy LS SX Series -3cc Flat Top Forged Piston Set 4.070

The DSS SX Series forged piston set is designed to deliver superior performance and reliability for Chevy LS engines. Crafted from 4032 alloy, these -3cc flat top pistons are optimized for high-compression and stroker setups. Ideal for LS1, LS2, LS3, and LS7 cylinder heads, this set ensures exceptional durability and precise fitment for demanding applications.

Piston Specifications

  • Piston Top: -3cc Flat Top
  • Approximate Compression Ratios:
    • 64cc Chamber: 12.28 to 1
    • 66cc Chamber: 11.99 to 1
    • 72cc Chamber: 11.2 to 1
    *For exact compression, use a compression calculator for precise adjustments.*
  • Engine Compatibility: LS1, LS2, LS3, LS7
  • Engine Sizes Supported: 6.0L - LS2, 6.2L - LS3, L98, LQ9, LS7, LSA, LSX Stroker

Technical Details

  • Cylinder Bore Size: 4.070 in / 103.297 mm
  • Ring Groove Width: 1.5/1.5/3MM
  • Compression Height: 1.140"
  • Pin Diameter: 0.943"
  • Connecting Rod Length: 6.098"
  • Crankshaft Stroke: 4.000"
  • TDC Assembly Height: 9.238"
  • Alloy: 4032 Alloy

Performance & Compatibility

These pistons are engineered for high-performance builds, offering excellent strength and thermal stability. They are compatible with LS1, LS2, LS3, and LS7 cylinder heads and provide optimal compression ratios for naturally aspirated and boosted applications.

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Bore 4.070"
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