Wiseco BBC inchQ16inch Heavy NOS +42cc 1.120inch CH Piston Shelf Stock

Wiseco is well-known for building tough, high-performance engine components, and their Professional Series pistons are a prime example. This particular piston is designed for Chevrolet Big Block engines with a 4.625-inch bore and a 1.120-inch compression height, making it suitable for heavy to severe duty race builds. It's built from 2618 aluminum, which offers improved tensile strength for demanding applications.

You'll find precision ring grooves, an anti-detonation groove, and other features to improve ring seal. The piston crown is fully machined, and it includes forced pin oiling for better lubrication. Plus, the ArmorGlide skirt coating helps reduce friction, resist seizure, and operate more quietly. This piston is made in the USA and is ready for serious performance work.

This piston fits a wide range of Chevrolet vehicles from the early 70s through the late 90s, including models like the C10 Pickup, Impala, and K2500 Suburban. Always check the full fitment guide to ensure it's the right part for your specific application.