CUMMINS 3923084 GENUINE VACUUM PUMP OIL SUPPLY LINE - OEM FOR 1994-1998 5.9L CUMMINS

The Cummins 3923084 vacuum pump oil supply line is an OEM replacement designed for 1994-1998 Dodge Ram 5.9L Cummins 12-valve engines. This line delivers pressurized oil from the block to the vacuum pump, ensuring proper lubrication and long service life.

Leaking or restricted oil supply lines can cause vacuum pump wear and eventual failure. Replacing your line with a genuine Cummins part restores reliability and prevents costly downtime.

Features & Benefits

• OEM Fit: Direct replacement for 1994-1998 12-valve Cummins applications.
• Durable Construction: Built to handle oil pressure and engine vibration.
• Prevents Failures: Maintains proper oil flow to the vacuum pump.

Fitment

• 1994-1998 Dodge Ram 2500/3500 5.9L Cummins (12-valve)

Cross Reference Part Numbers

• Cummins 3923084
• Replaces aftermarket: M-3923084

Frequently Asked Questions

What happens if the vacuum pump doesn't get oil?

Without proper lubrication, the pump will wear quickly, leading to brake booster failure and excessive engine oil leaks.

Should I replace the oil line when changing the vacuum pump?

Yes. It's highly recommended to replace both the reseal kit or pump itself and the oil line to avoid future leaks.

Is this line pre-bent like OEM?

Yes, it comes pre-formed for a perfect factory fit, no modifications required.

Tags

cummins 3923084, cummins vacuum pump oil line, 5.9 cummins oil supply line, dodge ram vacuum pump line, cummins vacuum pump parts, cummins oil line oem, 12v cummins vacuum pump

Fitment

• 1994 Dodge Ram 2500/3500 5.9L Cummins
• 1998 Dodge Ram 2500/3500 5.9L Cummins

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