Mazworx RB26DETT Long Block Stage 3

The Mazworx RB26DETT Long Block Stage 3 package is engineered for high-performance Nissan RB series engines, specifically tuned for power outputs ranging from 800 to 1200 horsepower. This comprehensive build incorporates precision labor and premium components to ensure durability and performance at the highest levels.

Stage 3 Short Block

Labor

• Complete disassembly of the short block
• Thorough hot tank cleaning and sanding blasting; block painted in iron finish
• Machining for installation of threaded oil port and freeze plug plugs
• Installation of billet main caps and block girdle for added strength
• Resurfacing of the block, line-boring, and cylinder resizing using a torque plate to ensure precision
• Crankshaft cleaning, inspection, polishing, and balancing
• Full assembly of the short block with race-grade components

Key Components

• CP Pistons, 86.5mm diameter with 10:1 compression ratio, designed for heavy-duty use
• Upgraded 9310 wrist pins with .250″ wall thickness for enhanced strength
• Brian Crower billet crankshaft with a 79mm stroke for optimized performance
• Carrillo Pro-H Beam connecting rods with CARR bolts
• ACL race bearings for reliability under stress
• ARP 12mm main stud kit
• Mazworx billet main caps and block girdle for superior block reinforcement
• Mazworx threaded and O-ringed small plugs and freeze plug kit for enhanced sealing

Stage 3 Cylinder Head

Labor

• Complete disassembly and sand blasting
• Drilling, tapping, and replacement of oil port plugs
• Stage 3 CNC porting with opened combustion chambers and camshaft clearancing
• Machining for threaded freeze plugs
• Valve guide removal, reaming, and reinstallation
• Race-grade valve job and valve lash adjustment
• Resurfacing and assembly of the cylinder head

Key Components

• Kelford 184-SF cams with 288/292 duration and 11.1mm lift
• Kelford DLC-coated cam followers for durability
• Supertech intake valves enlarged by +1mm
• Supertech Inconel exhaust valves larger by +1mm for improved flow and heat resistance
• Supertech bronze valve guides
• Kelford RB26DETT beehive valve springs with titanium retainers, rated at 105 lbs
• Tomei cam cap stud kit, valve seals, and Ferrea valve keepers
• Mazworx threaded freeze plugs and various miscellaneous plugs

Long Block Features

• ATI Super Damper to reduce vibrations
• ARP crank bolt and CA625+ head studs for fastener strength
• Tomei upgraded oil pump and timing belt
• Nitto crank gear set
• LeaskSpec oil pan extension
• Hi-Octane 12 tooth crank trigger and OEM water pump
• Apexi head gasket (88mm bore, 1.2mm thickness)
• Kelford adjustable cam gears and OEM timing belt pulleys
• Powder-coated valve cover and timing cover for durability and aesthetics
• Mazworx bolt kit
• Break-in oil and filter included
• Engine is spun and primed ready for installation

Important: This Stage 3 Long Block requires a core long block as a starting point.