CUMMINS 4089742 GENUINE VACUUM PUMP RESEAL KIT – OEM REPLACEMENT FOR 1989–2002 5.9L CUMMINS

The Cummins 4089742 Genuine Vacuum Pump Reseal Kit provides all the OEM-quality seals and gaskets needed to restore your vacuum pump’s performance and stop leaks on 1989–2002 Dodge Ram trucks with the 5.9L Cummins diesel engine.

Features & Benefits

• OEM Quality: Genuine Cummins seals and gaskets for a perfect fit and reliable sealing.
• Complete Kit: Includes all necessary components to reseal your vacuum pump.
• Leak Prevention: Restores vacuum efficiency, preventing oil and air leaks.

Frequently Asked Questions

What engines is this kit compatible with?

Fits 5.9L Cummins diesel engines from 1989–2002, including both 12-valve and 24-valve configurations.

When should I reseal my vacuum pump?

If you notice oil seepage, reduced vacuum efficiency, or audible leaks, a reseal kit can restore proper function without replacing the pump.

Can I install this myself?

Yes, installation is straightforward for those comfortable with mechanical work. Basic tools and cleaning of sealing surfaces are required.

Why OEM over aftermarket?

OEM Cummins kits ensure exact fitment, superior material quality, and longer-lasting seals compared to most aftermarket options.

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