Wiseco Pistons PTS522A3 Bbc Domed Piston & Ring Set 4.280 Bore +21cc

The Wiseco PTS522A3 is a complete domed piston and ring set engineered for big block Chevrolet applications. This performance piston set features a 4.280-inch bore diameter with +21cc dome volume, designed to increase compression ratio for improved power output and engine efficiency.

Key Features:

• 4.280-inch bore diameter for BBC engine builds
• +21cc dome volume increases compression ratio
• Complete set includes pistons and premium ring sets
• Forged aluminum construction for maximum strength and durability
• Precision-machined crown and ring grooves for optimal sealing
• ArmorGlide skirt coating reduces friction and wear
• Designed for high-performance street and racing applications

Wiseco pistons are manufactured using advanced forging processes and computer-controlled machining to ensure consistent quality and precise tolerances. Each piston is designed to withstand the extreme conditions of high-performance engines while maintaining reliable operation.