Mazworx RB30 Short Block Stage 3 AWD With RB26 Head

The Mazworx RB30 Short Block Stage 3 AWD is a meticulously engineered upgrade designed for Nissan enthusiasts seeking enhanced performance and reliability. Combining a robust RB30 block with an RB26 cylinder head, this short block is built to excel in all-wheel-drive applications, delivering a balanced and powerful foundation for your engine build.

Labor and Machining

• Complete disassembly of the short block to facilitate thorough inspection and preparation.
• Hot tank cleaning and sandblasting to ensure a pristine block surface.
• Painting of the iron block for corrosion resistance and aesthetic finish.
• Precision machining for threaded oil port plugs and freeze plugs, incorporating Mazworx’s proprietary threaded and O-ringed plug designs.
• Machining modifications to accommodate RB26 head studs and the main oil groove.
• Installation of billet main caps and girdle designed specifically for AWD application, enhancing block rigidity.
• Conversion of the block to all-wheel-drive specification.
• Inline block resurfacing to provide an accurate deck surface.
• Resizing of cylinder bores with torque plates for optimal bore roundness under stress.
• Line boring to precise specifications.
• Crankshaft cleaning, inspection, polishing, and balancing to ensure smooth operation.
• Final assembly of the short block with attention to detail and durability.

High-Quality Components

• CP Pistons sized at 86.25mm with a 10:1 compression ratio, built for heavy-duty performance.
• Upgraded wrist pins made of 9310 steel with a .250″ wall thickness for increased strength.
• Brian Crower billet crankshaft featuring a 90mm stroke for enhanced displacement and strength.
• Nitto Engineering connecting rods with 22mm pins for durability under high loads.
• ACL race bearings designed to support aggressive engine operation.
• ARPs 12mm main studs to secure the main caps firmly.
• Mazworx billet main caps and spool AWD girdle to reinforce the bottom end.
• Custom threaded and O-ringed small plugs and freeze plug kit from Mazworx for leak prevention and reliability.
• Tomei oil pump optimized for increased oil flow and pressure.
• High-quality rear main seal included for added oil retention.

Core Requirement

A Nissan RB30 engine block core is required for this build, serving as the foundation for the short block assembly.