Wiseco 6463LX155 Chevy LS Series -2.8cc Dome Forged Piston Shelf Stock Kit 4.155in Bore

The Wiseco 6463LX155 is a Professional Series shelf stock forged piston kit designed for Chevrolet LS Series engines with a 4.155-inch bore and a -2.8cc dome configuration. As a shelf stock kit, these pistons are available off the shelf for builders who need proven, race-ready components without the wait of a custom order.

Built to Wiseco's Professional Series standard, these pistons are engineered from the ground up for high-performance and heavy-duty race applications. The -2.8cc dome profile allows builders to fine-tune compression ratios for street/strip, forced induction, or naturally aspirated performance builds targeting the popular LS platform.

Key Specifications:

• Bore Diameter: 4.155 in.
• Dome Volume: -2.8cc (slight dome)
• Wrist Pin Diameter: 0.927 in.
• Alloy: 2618 forged aluminum
• Skirt Coating: ArmorGlide®
• Application: Chevrolet LS Series

Key Features:

• Engineered, forged, and machined in the USA from 2618 aluminum for superior tensile strength in demanding race and power-adder applications
• ArmorGlide® skirt coating provides seizure resistance, reduced operating friction, quieter operation, and extended skirt and cylinder wall life
• Precision ring grooves with anti-detonation groove and additional ring seal features for improved combustion sealing
• Fully machined crown for consistent dome volume and compression ratio
• Forced pin oiling to maintain optimal wrist pin and small-end bearing lubrication
• Designed and built to withstand heavy to severe-duty performance applications

Wiseco Professional Series pistons are the choice of serious racers and engine builders who demand custom-level performance from a production part. Each kit includes premium rings and is ready to install directly into your LS build.