DSS 4032 5.7 / LS1 / LS6 LS SX Series -5cc LS Flat Top Piston Set. 3.903

DSS RACING DSS Racing
SKU #DSS-K1810-3903
347 Chevy LS, SX 4032 Alloy, Comp Height: 1.33, -3cc Flat 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-10.49, 66cc-10.25, 72cc-9.57
SKU DSS-K1810-3903
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DSS 4032 5.7 / LS1 / LS6 LS SX Series -5cc LS Flat Top Piston Set. 3.903"

Upgrade your Chevy LS engine with the DSS 4032 5.7 / LS1 / LS6 LS SX Series -5cc LS Flat Top Piston Set. Designed for power and durability, these pistons are crafted from high-quality 4032 alloy and feature a flat top design for optimized compression. Ideal for performance enthusiasts, this piston set delivers robust power with reliable thermal stability, making it perfect for both street and high-performance applications.

Piston Specifications

  • Piston Top: -5cc Flat Top for optimal compression and enhanced performance.
  • Approximate Compression Ratios:
    • 64cc Chamber: 10.49 to 1
    • 66cc Chamber: 10.25 to 1
    • 72cc Chamber: 9.57 to 1
    *For precise compression calculations, use a compression ratio calculator.*
  • Engine Compatibility: Chevy LS family, including LS1, LS2, LS3, LS6, and LS7.
  • Engine Sizes Supported: 4.8L, 5.3L, LS1, and LS6 configurations.
  • With/Without Rings: Sold without rings.

Technical Details

  • Cylinder Bore Size: 3.903 inches (99.058 mm)
  • Ring Width: 1.5/1.5/3mm, compatible with DSS Ring Pack for superior sealing and performance.
  • Compression Height: 1.330 inches for precise piston positioning and effective combustion.
  • Pin Diameter: 0.943 inches, providing a secure fit with the connecting rod.
  • Connecting Rod Length: 6.098 inches, designed to match with LS engine builds.
  • Crankshaft Stroke: 3.622 inches for high-performance LS applications.
  • Piston Series: SX 4032 Alloy, offering enhanced durability and thermal resistance.
  • Alloy: 4032 Alloy, known for its strength and wear resistance.
  • Cylinder Head Compatibility: LS1, LS2, LS3, and LS7.
  • TDC Assembly Height: 9.239 inches, optimized for zero deck height applications.

Performance & Compatibility

Built for Chevy LS engines, the DSS 4032 SX Series pistons offer a combination of strength and performance for serious builders and LS enthusiasts. With a flat top and customizable compression ratios, these pistons are designed to maximize power and reliability. Perfect for LS1, LS2, LS3, and LS7 applications, this set is essential for enhancing performance without sacrificing engine integrity.

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Bore 3.903"
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