Wiseco Pro Tru Street PTS522A6 BBC Dome Forged Piston and Ring Set, 4.310 in Bore

Upgrade a Big Block Chevy engine with the Wiseco Pro Tru Street PTS522A6 forged dome piston and ring set. Designed for performance street applications, this kit combines durable forged pistons with matched rings to support dependable operation, consistent sealing, and efficient power production. The dome configuration provides a positive 21.00 cc volume and is engineered for engines using a 4.310-inch bore.
The PTS522A6 piston set features a 1.270-inch compression height and 1/16 x 1/16 x 3/16-inch ring grooves. These specifications help provide proper piston-to-deck positioning and compatibility with the intended ring package when used with the correct Big Block Chevy components. The forged construction is suited to demanding street and performance environments where strength and durability are essential.
Each kit is designed as a coordinated piston and ring solution, helping simplify installation and maintain consistent performance across the engine. The Wiseco Pro Tru Street series offers a practical choice for builders seeking reliable aftermarket components for a high-performance Chevrolet big-block combination. Verify bore, compression height, ring groove specifications, deck clearance, and combustion chamber volume before installation to ensure proper fitment and compression ratio.
This Wiseco Pro Tru Street PTS522A6 kit is intended for Big Block Chevy applications and is supplied with dome forged pistons and the corresponding ring set. Professional installation is recommended, including measurement of cylinder bore clearances, ring end gaps, piston-to-valve clearance, and final assembly tolerances according to the engine builder’s specifications.

Features:

• Brand: Wiseco Pro Tru Street

• Part Number: PTS522A6

• Application: Big Block Chevy

• Piston Type: Forged dome piston

• Bore Size: 4.310 inches

• Compression Height: 1.270 inches

• Dome Volume: Plus 21.00 cc

• Ring Grooves: 1/16 x 1/16 x 3/16 inches

• Kit Contents: Piston and ring set