Mazworx RB26DETT Stage 2.5 Cylinder Head
Price range: $4,499.00 through $5,319.00
Upgrade your Nissan RB engine with the Mazworx RB26DETT Stage 2.5 Cylinder Head. Professionally CNC ported and equipped with oversized Supertech valves and premium components, this head supports up to 1000hp. Includes advanced machining and assembly for peak performance and durability.
Modern Production Capabilities.
Advanced Engineering & Race Tested.
Modern Production Capabilities.
Advanced Engineering & Race Tested.
The Mazworx RB26DETT Stage 2.5 Cylinder Head is engineered for high-performance Nissan engines, capable of supporting up to 1000 horsepower. This advanced cylinder head package is meticulously CNC ported, enhancing both intake and exhaust flow to complement the oversized +1mm Supertech valves.
Precision CNC Machining and Porting
The intake and exhaust ports are CNC ported and enlarged to match the increased valve size, optimizing airflow for maximum power. The combustion chambers are precisely CNC machined to accommodate an 87mm bore and can be configured as either fully opened or retaining the quench pads, tailored to your performance needs.
Comprehensive Professional Assembly
- Complete disassembly and thorough sand blasting
- Removal, drilling, tapping, and replacement of oil port plugs
- Machining for installation of threaded freeze plugs for durability
- Advanced Stage 3 CNC porting and combustion chamber machining
- Valve guide removal, reinstallation, and reaming to precise tolerances
- Race-grade valve job ensuring optimal sealing and performance
- Accurate valve lash adjustment for engine reliability
- Professional resurfacing of the cylinder head surface
- Careful reassembly of all components to factory standards
High-Quality Included Components
- Supertech intake valves enlarged by +1mm
- Supertech Inconel exhaust valves enlarged by +1mm for heat resistance
- Durable Supertech bronze valve guides
- Supertech dual valve spring kit rated at 92/82 lbs
- Lightweight Supertech titanium retainers
- Supertech valve seals ensuring proper sealing
- Mazworx threaded freeze plugs for enhanced reliability
- Miscellaneous plugs as required
Requirements and Options
To complete your build, you will need to supply the core head, buckets/shims, and valve spring seats/keepers separately. For camshaft options, choose between the Kelford Cams 182-C 272/272 or Tomei ProCam 272/272 setups to complement this cylinder head.
This cylinder head package offers a robust foundation for achieving high horsepower goals with reliability and precision engineering.
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Specs
| Brand | Mazworx |
|---|---|
| Make | Nissan |
| Engine Code | RB20/25/26/30 |
| Max HP | 1000 |
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