Mazworx RB26DETT Long Block Stage 0.8

The Mazworx RB26DETT Long Block Stage 0.8 is a comprehensive performance engine package designed for applications targeting max 600 horsepower. Combining a forged Stage 1 short block with a fully refreshed Stage 0.5 cylinder head, upgraded valvetrain components, and proven oiling and timing upgrades, this package provides a strong and reliable foundation for street and performance-oriented RB26DETT builds.

Stage 1 Short Block

Labor

• Complete disassembly and thorough cleaning of the short block.
• Hot tank cleaning and preparation of all major components.
• Sandblasting and painting of the iron block.
• Machining for threaded oil port plugs.
• Machining for threaded freeze plugs.
• Precision block resurfacing.
• Cylinder resizing using a torque plate for accurate bore geometry.
• Line bore honing for proper crankshaft alignment and bearing clearances.
• Installation of an oil pump collar on the crankshaft when required.
• Cleaning, inspection, polishing, and balancing of the crankshaft.
• Complete short block assembly.

Key Parts Supplied

• CP pistons, 86.5mm with a 9:1 compression ratio.
• Manley H-Beam connecting rods.
• ACL race bearings.
• ARP main studs.
• Mazworx threaded and O-ringed small plugs.
• Mazworx threaded and O-ringed freeze plug kit.

Stage 0.5 Cylinder Head

Labor

• Complete cylinder head disassembly.
• Sandblasting and preparation of the cylinder head.
• Removal, drilling, tapping, and replacement of oil port plugs.
• Machining for threaded freeze plugs.
• Removal, reinstallation, and reaming of valve guides.
• Race-grade valve job.
• Precision valve lash adjustment.
• Cylinder head resurfacing.
• Complete cylinder head assembly.

Key Parts Supplied

• Kelford L182-A camshafts with 264°/264° duration and 8.95mm lift.
• Kelford DLC-coated cam followers.
• Supertech standard-size intake valves.
• Supertech standard-size Inconel exhaust valves.
• Supertech bronze valve guides.
• Supertech single valve spring kit with 70 lb spring pressure.
• Supertech titanium retainers.
• Supertech valve seals.
• Mazworx threaded freeze plugs.
• Additional plugs as required.

Complete Long Block Assembly

• ATI Super Damper for improved crankshaft stability.
• ARP crank bolt.
• Tomei upgraded oil pump.
• Tomei oil pan baffle.
• Tomei Racing timing belt.
• Apexi 87mm x 1.5mm head gasket.
• Kelford adjustable cam gears.
• OEM water pump.
• OEM gasket kit.
• ARP head studs.
• OEM timing belt pulleys.
• Powder coated valve cover and timing cover.
• Mazworx bolt kit.
• Break-in oil and filter included.
• Engine is spun and primed prior to delivery.

Requirement: A complete RB26DETT long block core is required for this build.