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CUMMINS

CUMMINS 3926761 OEM ENGINE COOLANT CHECK VALVE – RAM 5.9L 12-VALVE (1994–1998

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SKU:
CUM3926761
MPN:
3926761
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  • CUMMINS 3926761 OEM ENGINE COOLANT CHECK VALVE – RAM 5.9L 12-VALVE (1994–1998
  • CUMMINS 3926761 OEM ENGINE COOLANT CHECK VALVE – RAM 5.9L 12-VALVE (1994–1998
  • CUMMINS 3926761 OEM ENGINE COOLANT CHECK VALVE – RAM 5.9L 12-VALVE (1994–1998
  • CUMMINS 3926761 OEM ENGINE COOLANT CHECK VALVE – RAM 5.9L 12-VALVE (1994–1998
  • CUMMINS 3926761 OEM ENGINE COOLANT CHECK VALVE – RAM 5.9L 12-VALVE (1994–1998
$152.05

Description

Genuine Cummins

Cummins 3926761 — Engine Coolant Check Valve

MPN: 3926761  |  Also Known As: coolant check valve, flow-direction valve  |  Function: Prevents coolant backflow to maintain proper flow direction

Why This Part

  • OE fit & function for the 5.9L 12-valve cooling system.
  • Prevents reverse circulation that can cause overheating or pressure issues.
  • Durable construction to withstand heat and constant pressure cycling.
  • Direct-fit replacement for quick service and reliable sealing.
OE Fit Stock Replacement 1 Per Vehicle

Quick Specs

Type Engine coolant check valve
OE Part # 3926761
Qty Required 1 per vehicle (sold individually)
System Cooling system flow-direction control

Verified Fitment (Automotive)

Year RangeEngineChassis
1994–1998 Ram 5.9L Cummins 12-Valve Ram 2500/3500

Industrial/Off-Highway: Used on various B-series applications; verify by ESN for non-automotive equipment.

Often Paired With

  • Fresh coolant and new hose clamps
  • Heater/coolant hoses if brittle or swollen
  • Thermostat & gasket during cooling system service

What’s In The Box

  • (1) Genuine Cummins Engine Coolant Check Valve (3926761)
  • Hoses/hardware sold separately (see “Often Paired With”).

Install Tips

  • Note flow direction before removal; install the new valve in the same orientation.
  • Replace aged hoses/clamps and bleed air per service manual.
  • Pressure-test and check for leaks after warm-up.

FAQ

WILL THIS FIT MY 1994–1998 5.9L 12-VALVE CUMMINS RAM?

Yes—this is the OE coolant check valve for 1994–1998 Ram 2500/3500 with the 5.9L 12-valve (verify by VIN/ESN).

WHAT DOES THE COOLANT CHECK VALVE DO?

It maintains proper coolant flow direction and helps prevent reverse circulation that can lead to overheating or pressure issues.

IS THIS A GENUINE CUMMINS PART?

Yes—OE Cummins 3926761 for factory fit and performance.

DO I NEED ANY OTHER PARTS?

Inspect/replace related hoses and clamps; refill with fresh coolant and bleed the system after installation.

WILL THIS WORK ON INDUSTRIAL B-SERIES ENGINES?

Many industrial B-series applications use this valve; always confirm by ESN for exact non-automotive fitment.

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Additional Information

MAKE:
DODGE
YEAR:
1994,1995,1996,1997,1998
ENGINE:
5.9L
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