Wiseco Chevy LSX 5.3 -10.7CC Dome Piston Shelf Stock Kit

Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco's Professional Series. Wiseco Chevrolet LS Piston Set, 3.790 in. Bore, 1.321 in. Compression Height, 0.945 in. Pin Diameter, Professional, Set of 8.

• Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
• Precision ring grooves, anti-detonation groove, and additional ring seal improving features
• ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
• Designed and built to withstand heavy to severe duty performance applications
• Fully machined crown features
• Forced pin oiling

Wiseco Professional Series forged racing pistons are engineered for serious racers and high-performance engine builders who demand durability under heavy to severe-duty conditions. This Wiseco K0042X1 piston set is designed for Chevrolet LS applications and includes eight pistons with a 3.790-inch bore, 1.321-inch compression height, and 0.945-inch wrist pin diameter. The set is supplied with premium piston rings to support reliable ring seal and performance-focused engine assembly.
Each piston is forged and machined in the USA from 2618 aluminum, providing improved tensile strength for demanding racing applications. Fully machined crowns help promote precise combustion chamber compatibility, while precision ring grooves and an anti-detonation groove contribute to consistent sealing and durability. Forced pin oiling supports wrist pin lubrication during high-load operation, helping the assembly withstand severe performance use.
Wiseco’s ArmorGlide skirt coating helps resist seizure, reduce friction, and minimize operating noise. These pistons are built for custom-level race engine applications where strength, heat resistance, and dependable performance are priorities. Verify bore, compression height, pin diameter, compression ratio, and other engine specifications before installation. This product is intended for off-road or competition use and is not approved for emissions-controlled street applications.

Features:

• Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength

• Designed for Chevrolet LS applications with a 3.790-inch bore, 1.321-inch compression height, and 0.945-inch wrist pin diameter

• Includes a set of eight pistons with premium piston rings

• Precision ring grooves and anti-detonation groove support improved ring seal and durability

• ArmorGlide skirt coating helps resist seizure, reduce friction, and provide quieter operation

• Designed and built for heavy to severe-duty racing and performance applications

• Fully machined piston crowns

• Forced pin oiling for enhanced wrist pin lubrication