Manley 28548H Big Block Chevy Stroker Kit Stroke Bore - 548ci 4.250 4.530 20cc

The Manley 28548H is a high-performance Big Block Chevy (BBC) 548 cubic inch stroker rotating assembly kit engineered for serious engine builders demanding maximum displacement and durability. Built around a 4.250-inch stroke and designed for a 4.530-inch bore, this kit delivers the foundation for a hard-hitting 548ci big block Chevrolet build.

Manley Performance is a trusted name in performance engine components, manufacturing connecting rods, pistons, crankshafts, and complete rotating assemblies to exacting tolerances. The 28548H kit is designed to work together as a matched assembly, ensuring proper balance and fitment right out of the box.

Key Specifications:

• Application: Big Block Chevrolet (BBC)
• Displacement: 548 cubic inches
• Stroke: 4.250 inches
• Bore: 4.530 inches
• Piston Dish: -20cc (dished piston for compression management)
• Manufacturer Part Number: 28548H

Key Features:

• Complete stroker kit designed for Big Block Chevy engines
• Matched rotating assembly components for balanced performance
• -20cc dish pistons allow tuning of compression ratio to suit forced induction or high-compression naturally aspirated builds
• Manufactured by Manley Performance to strict dimensional tolerances
• Ideal for high-horsepower street/strip and race engine applications

The Manley 28548H stroker kit is an excellent choice for engine builders looking to maximize displacement from a Big Block Chevy platform. The -20cc piston dish provides flexibility for use with a variety of cylinder heads and compression ratio targets, making this kit suitable for both forced induction and naturally aspirated applications.