Mazworx SR20VE RWD Short Block Stage 4 Pro Street Billet

The Mazworx SR20VE RWD Short Block Stage 4 Pro Street Billet is engineered for enthusiasts aiming to achieve over 1000 horsepower in street applications. This short block combines high-performance components and meticulous assembly processes to deliver exceptional durability and power output tailored to your specific build needs.

Engine Specifications

• Engine Code: SR20
• Bore and Stroke: 89mm x 91mm
• Compression Ratio: Customizable to suit your application, typically around 10:1

Precision Assembly and Labor

This short block undergoes a comprehensive build process to ensure peak performance and reliability:

• Hot tank cleaning for thorough preparation
• Oil pump decked to provide optimal sealing and operation
• Precision cylinder honing and resizing with torque plate to simulate head stress
• Line boring for perfect alignment
• Crankshaft dynamically balanced to reduce vibrations
• Complete short block assembly following professional standards

High-Quality Components

The short block is assembled from premium parts designed for high-stress, high-performance use:

• Mazworx Pro Street Billet SR20VE Block (RWD configuration)
• SR20VE-spec oil pump for reliable lubrication
• Mazworx Spec CP heavy duty pistons with upgraded wrist pins to withstand increased loads
• Carrillo connecting rods featuring Pro-H 7/16″ CARR bolts for enhanced strength and durability
• Mazworx billet 91mm stroker crankshaft engineered for maximum stroke and power potential
• ACL race bearing set designed for high RPM and endurance

This Stage 4 Pro Street Billet short block provides the foundation for a high-performance Nissan SR20 build capable of handling extreme power levels on RWD chassis including S13, S14, and S15. The combination of carefully selected components and exacting assembly techniques ensures a reliable and potent engine core, ready for further tuning and customization.