Manley 290940RHX SBC 383 Stroker Rotating Assembly Kit 3.750 Stroke 4.040 Bore

The Manley 290940RHX is a complete Small Block Chevy 383 cubic inch stroker rotating assembly kit designed to maximize displacement and power output from the classic GM small block platform. Built with Manley's renowned performance standards, this kit provides everything needed to assemble a high-performance 383 stroker short block using a standard SBC block bored to 4.040 inches with a 3.750-inch stroke crankshaft.

Key Features:

• Designed for Small Block Chevrolet (SBC) engine applications
• 3.750" stroke for maximum 383 cubic inch displacement
• 4.040" bore diameter specification
• High-strength components engineered for street/strip and performance builds
• Precision-balanced rotating assembly for smooth, reliable operation
• Compatible with standard SBC block architecture
• Manley performance-grade construction throughout

Manley Performance has been a trusted name in high-performance engine components for decades, producing parts used in professional racing and high-performance street applications alike. The 290940RHX stroker kit is an ideal foundation for a 383 cubic inch build, delivering the displacement increase needed for serious torque and horsepower gains over the stock 350 configuration.