DSS 4032 6.0 / LS2 / L98 / LQ9 LS SX Series -5cc LS Flat Top Piston Set. 4.005"

Upgrade your Chevy LS engine with the DSS 4032 6.0 / LS2 / L98 / LQ9 LS SX Series -5cc LS Flat Top Piston Set. Crafted from durable 4032 alloy, these pistons are built for strength and long-lasting performance, providing the ideal solution for high-power applications in various LS models. With adjustable compression ratios, these flat-top pistons ensure reliable performance on the street or track.

Piston Specifications

Piston Top: -5cc Flat Top, providing increased compression and efficient combustion.
Approximate Compression Ratios:
- 64cc Chamber: 10.94 to 1
- 66cc Chamber: 10.69 to 1
- 72cc Chamber: 9.98 to 1
*For precise compression ratios, use a dedicated compression calculator.*
Engine Compatibility: Chevy LS family, including LS2, LS3, L98, LQ9, LS7, LSA, and LSX applications.
Engine Sizes Supported: 6.0L - LS2, 6.2L - LS3, and compatible LS variants.
With/Without Rings: Set provided without rings; DSS ring pack available separately.

Technical Details

Cylinder Bore Size: 4.005 inches (101.647 mm), engineered for precise fitment.
Ring Groove Width: 1.5/1.5/3mm, designed for performance ring packs.
Compression Height: 1.305 inches, for optimal piston positioning and combustion efficiency.
Pin Diameter: 0.927 inches, for reliable connectivity to the connecting rod.
Connecting Rod Length: 6.125 inches, compatible with common LS stroker configurations.
Crankshaft Stroke: 3.622 inches, designed to complement LS stroker applications.
Cylinder Head Compatibility: LS1, LS2, LS3, and LS7 heads.
TDC Assembly Height: 9.241 inches, achieving zero deck height for efficient performance.

Performance & Compatibility

The DSS 4032 LS SX Series Pistons are engineered for high-performance Chevy LS builds, offering a robust 4032 alloy composition and efficient compression control. With compatibility across multiple LS engine sizes, including LS2, LS3, L98, and LQ9, these pistons deliver excellent durability and power output, making them a solid choice for both street and track applications.