Mazworx VG30DETT Stage 2.5 Short Block

The Mazworx VG30DETT Stage 2.5 Short Block is a meticulously assembled and balanced engine short block designed specifically for the Nissan VG30 engine code, commonly found in the Z32 chassis. This high-quality short block is engineered for performance and durability, using premium aftermarket components and precise machining processes.

Labor and Machining

• Complete hot tank cleaning for the block
• Sand blasting and painting of the iron block for protection and appearance
• Porting of center coolant passages to improve flow
• Machining of threaded oil port plugs
• Machining of threaded freeze plugs
• Resurfacing of the block deck (V)
• Resizing of cylinders with torque plate to ensure optimal piston fit and minimize distortion
• Resizing of line bore for precise crankshaft alignment
• Cleaning, detailed inspection, polishing, and balancing of the crankshaft with bobweights
• Precision assembly of the short block to factory and performance specifications

Premium Components Included

• CP Pistons measuring 87.5mm with an 8.5:1 compression ratio, featuring upgraded 9310 wrist pins and a durable 0.200″ wall thickness
• Carrillo Pro-H beam connecting rods for enhanced strength and reliability
• ACL race-grade bearings for superior wear resistance under high-performance conditions
• Mazworx threaded and O-ringed small oil plugs for improved sealing
• Mazworx threaded and O-ringed freeze plug kit for enhanced block integrity
• Mazworx billet main caps equipped with billet girdles (2 bolt design) to increase bottom-end strength
• ARP main studs for reliable fastening and durability

Core Requirement

This short block assembly requires a core VG30DETT short block to build upon.

The Stage 2.5 short block upgrade from Mazworx is ideal for enthusiasts seeking a robust foundation for building a high-performance VG30DETT engine. Every step from machining to assembly is performed with precision to ensure durability and optimal engine performance.