KB Performance Pistons KB203.030 KB Series Domed Piston Set

The KB Performance Pistons KB203.030 is a KB Series hypereutectic domed piston set designed for Big Block Chevy applications. The set provides a 4.280-inch bore and 1.645-inch compression height, making it a focused component choice for engine builds requiring these specifications.

Each piston features a dome configuration with a stated plus 12.00 cc volume. The piston set uses 5/64-inch, 5/64-inch, and 3/16-inch ring grooves for the specified ring arrangement. These details support accurate component selection when matching pistons to the intended engine configuration.

Supplied as a set of 8, the KB203.030 offers a complete piston set for an eight-cylinder Big Block Chevy application. Verify bore, compression height, dome volume, ring groove sizes, and application requirements before installation to ensure the pistons match the engine build.

Features:

• Brand: KB Performance Pistons
• Part Number: KB203.030
• Series: KB Series
• Construction: Hypereutectic
• Piston Style: Domed
• Bore: 4.280 inches
• Compression Height: 1.645 inches
• Ring Grooves: 5/64 x 5/64 x 3/16 inches
• Dome Volume: Plus 12.00 cc
• Application: Big Block Chevy
• Quantity: Set of 8