Sportsman Racing Products 213456 BBM Flat Top Forged Piston Set for 440 Big Block Mopar RB, 4.360-Inch Bore, -6 cc

Upgrade your 440 Big Block Mopar RB-Series engine with the Sportsman Racing Products 213456 forged flat-top piston set. Designed for performance-focused engine builds, this set includes eight pistons engineered for a 4.360-inch bore and a 2.062-inch compression height. The forged construction provides the strength and durability needed for demanding street, strip, and competition applications, while the flat-top design supports consistent combustion chamber performance and tuning flexibility.
The Sportsman Racing Products 213456 pistons feature a -6.00 cc volume and are configured with 1/16-inch, 1/16-inch, and 3/16-inch ring grooves. This groove arrangement accommodates commonly used performance piston rings and helps support reliable oil control, compression sealing, and efficient engine operation when matched with the appropriate rings and components. Each piston is manufactured for compatibility with Mopar RB-Series 440 Big Block applications using the specified bore and compression dimensions.
This eight-piece piston set is a practical choice for engine builders replacing worn components or assembling a high-performance Mopar powerplant from the ground up. Verify bore size, compression height, ring specifications, connecting rod compatibility, and final piston-to-wall clearance before installation. The Sportsman Racing Products 213456 set is supplied as a complete piston group for one eight-cylinder engine and is intended for use with properly matched crankshaft, connecting rod, cylinder, and valvetrain components.

Features:

• Brand: Sportsman Racing Products

• Part Number: 213456

• Application: 440 Big Block Mopar RB-Series engines

• Construction: Forged aluminum

• Piston Style: Flat top

• Bore Size: 4.360 inches

• Compression Height: 2.062 inches

• Piston Volume: Minus 6.00 cc

• Ring Grooves: 1/16 inch, 1/16 inch, and 3/16 inch

• Quantity: Set of 8