The WCFab Billet Individual Runner Intake for 12V 5.9L Cummins engines features a massive, custom fabricated aluminum intake plenum and high flow 2.25" round tube individual intake runners to provide significantly increased airflow and more balanced distribution to all cylinders. Designed for extreme performance drag racing and pulling engines with extensive cylinder head machining work looking to maximize engine volumetric efficiency and high RPM power output. Requires custom fuel injection lines and intercooler piping, milling off the cast intake shelf and mounting holes drilled and tapped in the cylinder head for installation.
• 4 in. V-Band Inlet with matching steel flange and V-band clamp for custom intercooler pipe fabrication
• 6" Diameter main plenum offers massive volume increase vs. OEM Cummins intake shelf
• Runners are 2.25” diameter tube
• Head flange ports are tapered down to 2” ports, so can easily be hand-ported larger to match a larger head port opening if need be
• Intake shelf must be machined off of the cylinder head (can provide bolt pattern layout file)
• Includes Mating 4” Stainless Steel V-band Flange, V-Band Clamp, and O-Ring
• CAD Model of bolt pattern for cylinder head machining available
• Optional 1/8” NPT Ports to each runner at additional cost
• Custom powder coating available at additional cost. Additional lead times apply.
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