CUMMINS® 4045389 Actuator Mounting Gasket
This gasket is a direct replacement gasket for 4045389/MJ NO. MJ-383867, which fits the CUMMINS 6.7L VGT turbocharger actuator.
- Fit 6.7L ISB CUMMINS Diesel Engines
- The materials is rubber reinforced with sealing bead.
The VGT actuator controls the vanes inside the turbocharger which increases or decreases exhaust gases driving through the turbine wheel, which in turn, increases or decreases turbo boost based on engine operating conditions.
When repair an actuator, replace the worn gaskets is a must, function of the VGT turbocharger actuator must be maintained 100% to ensure the greatest turbocharger power.
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The part numbers of original manufacturers are for reference purposes only. Each part shown will fit the brand application mentioned in its name. MJ Gasket is not affiliated with any of the listed original part manufacturers. Brand names and trademarks mentioned are owned by the individual companies.