DSS 4.8/5.3/LS1/LS6 Chevy LS SX Series -10cc Dish Top Forged Piston Set 3.903

DSS RACING DSS Racing
SKU #DSS-K1811-3903
347 Chevy LS, SX 4032 Alloy, Comp Height: 1.33, -10cc Dish Top, PIN: .943, Full Floating or Press Fit, Ring Groove: 1.5/1.5/3MM, Stroke: 3.622, ROD: 6.098, Includes matching DSS Racing ring set, Appox Comp Ratio: 64cc-9.69, 66cc-9.47, 72cc-8.92
SKU DSS-K1811-3903
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DSS 4.8/5.3/LS1/LS6 Chevy LS SX Series -10cc Dish Top Forged Piston Set 3.903"

High-performance forged piston set designed for Chevy LS engines, crafted with 4032 alloy for durability and precision. Ideal for demanding applications, offering reliable compression and compatibility across multiple LS configurations.

Piston Specifications

  • Piston Top: -10cc Dish Top
  • Approximate Compression Ratios:
    • 64cc Chamber: 9.69:1
    • 66cc Chamber: 9.47:1
    • 72cc Chamber: 8.92:1
    *For exact compression, use a compression calculator for precise adjustments.*
  • Engine Compatibility: LS1, LS2, LS3, LS7
  • Engine Sizes Supported: 4.8, 5.3, LS1, LS6

Technical Details

  • Cylinder Bore Size: 3.903 in (99.058 mm)
  • Ring Groove Width: 1.5/1.5/3MM
  • Compression Height: 1.330"
  • Pin Diameter: 0.943"
  • Connecting Rod Length: 6.098"
  • Crankshaft Stroke: 3.622"
  • TDC Assembly Height: 9.239"
  • Piston Series: SX 4032 Alloy

Performance & Compatibility

Optimized for Chevy LS engines, this piston set ensures consistent performance and compatibility with LS1, LS2, LS3, and LS7 cylinder heads. Engineered for precision and durability in high-performance applications.

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Bore 3.903"
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