Wiseco K444X3 Forged Dish Pistons and Rings for GM LS-Series Gen III, 4.030-Inch Bore

Upgrade your GM LS-Series Gen III engine with the Wiseco K444X3 forged dish piston and ring kit. Designed for performance-focused engine builds, this set combines durable forged pistons with matched rings to support reliable operation, consistent sealing, and strong combustion efficiency. The dish configuration provides a minus 11.00 cc volume, making it a practical choice for applications requiring controlled compression characteristics and optimized piston design.
The Wiseco K444X3 pistons feature a 4.030-inch bore and a 1.300-inch compression height for compatibility with appropriate LS-based engine combinations. Precision-engineered ring grooves accommodate 1.2 mm, 1.2 mm, and 3.0 mm rings, helping promote effective oil control and dependable cylinder sealing when paired with properly prepared bores and professionally selected components. The forged construction is suited to demanding street, track, and competition-oriented applications where piston strength and durability are important.
This Wiseco piston and ring kit is supplied for GM LS-Series Gen III builds and is identified by part number K444X3. Verify bore preparation, crankshaft and connecting rod specifications, piston-to-wall clearance, compression targets, and ring end gap requirements before installation. Professional assembly and careful measurement are recommended to achieve the intended performance and service life. The kit is not designated as air restricted or truck freight only, providing straightforward handling for applicable automotive projects.

Features:

• Brand: Wiseco

• Part Number: K444X3

• Piston Type: Forged dish

• Application: GM LS-Series Gen III

• Bore Size: 4.030 inches

• Compression Height: 1.300 inches

• Dish Volume: Minus 11.00 cc

• Ring Groove Configuration: 1.2 mm, 1.2 mm, and 3.0 mm

• Kit Contents: Pistons and rings