DSS 2618 4.8 / 5.3 / Stroker LS K2-FX Series -29cc LS Dish Top Piston Set. 3.780"

Enhance your Chevy LS engine's performance with the DSS 2618 4.8 / 5.3 / Stroker LS K2-FX Series -29cc LS Dish Top Piston Set. Designed for high-performance builds, these pistons provide excellent durability, strength, and adjustable compression ratios for a range of LS engine sizes and applications. Perfect for those looking to maximize their engine’s power while maintaining reliability on the street or track.

Piston Specifications

Piston Top: -29cc Dish Top, engineered for a balanced compression ratio and improved power output.
Approximate Compression Ratios:
- 64cc Chamber: 8.15 to 1
- 66cc Chamber: 8 to 1
- 72cc Chamber: 7.62 to 1
*For accurate compression ratio information, use the compression calculator below.*
Engine Compatibility: Chevy LS family, including LS1, LS2, LS3, LS6, LS7, and stroker applications.
Engine Sizes Supported: 4.8L, 5.3L, LS1, LS6, and stroker configurations.

Technical Details

Cylinder Bore Size: 3.780 inches (95.936 mm)
Ring Groove Width: 1.2/1.2/3mm, featuring a Gas Nitride Stainless Steel Top Ring, Napier Second Ring, and Flex Vent Oil Control Ring for improved sealing and durability.
Compression Height: 1.165 inches, ensuring optimal positioning for efficient combustion.
Pin Diameter: 0.927 inches for a secure fit with the connecting rod.
Connecting Rod Length: 6.125 inches, compatible with popular LS stroker setups.
Crankshaft Stroke: 3.900 inches, designed for use with LS stroker applications.
Cylinder Head Compatibility: LS1, LS2, LS3, and LS7 cylinder heads.
TDC Assembly Height: 9.240 inches (Zero Deck Height), ensuring efficient combustion and power delivery.

Performance & Compatibility

Built for high-performance Chevy LS engines, the DSS -29cc Dish Top Pistons provide the ideal balance of durability and adjustable compression ratios, making them perfect for both street and race builds. These pistons are engineered to deliver maximum horsepower and torque, while maintaining engine reliability. Whether you are building an LS1, LS2, LS3, or LS7, or working on a stroker engine, these pistons will help unlock your engine’s full potential.