Wiseco Pro Tru Street Chevy Big Block 4.260in Bore 1.645in CH -3.00 CC Piston Set

Forged from 4032 alloy aluminum in Mentor, Ohio, these Wiseco Pro Tru Street pistons are built for your Chevy Big Block engine. They feature a 4.260-inch bore and a 1.645-inch compression height, with a -3.00cc dish volume in the dome. This design is part of the Pro Tru Street series, aimed at getting your vehicle on the road or down the track reliably.

A notable feature is the ArmorGlide skirt coating, which helps resist seizure, reduces friction, and contributes to quieter operation. The pistons also have an AS-Forged dome with specific crown features and oil drain backs. For durability and ease of installation, each set includes chromium alloy steel piston pins and Spirolox clips, making this a complete package for your engine rebuild.

This set is designed for an 8-cylinder application and comes with everything you need to get started on your engine build. Please note that these pistons are not CARB approved and cannot be shipped to California.