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3906697 | Cummins 4B/6B Water Inlet Connection Seal

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Availability: In Stock & Ready to Ship!
Pricing: $0.49

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When it comes to Water Inlet Connection Seals, why risk your engine?

Don’t let a small part turn into a major repair. We wouldn't risk putting sub-par parts into our engines, so why should you?

HHP only sells Water Inlet Connection Seals that are manufactured in a state of the art facility using top of the line machining and measuring equipment to ensure each part is manufactured to OEM specifications. Combine this with up to 50% off OEM prices, an industry leading 2-year warranty and technical expertise from HHP’s certified staff, and you’ve got a quality Water Inlet Connection Seal that will keep you running for another million miles.

Need a little extra proof? Let's talk shop.

  • Rest assured your engine will have the perfect seal because this part is made to OEM specifications.
  • Each Water Inlet Connection Seal is manufactured and assembled in an ISO 9001: 2008 certified facility, ensuring quality and consistency!
  • Overtime, even the smallest parts can surely drain your wallet so don't overpay if you don't have to. We wouldn't! With HHP you'll get equal or better quality compared to the OEM at a much lower price!


  • (1) Water Inlet Connection Seal


2-Year Parts and Labor Warranty

OEM Applications

  • 3901467
  • 3906697
  • CUM3906697

Technical Data

For 2-Valve Model 4B/6B - 1 is Required
For ISB/QSB VP44 Model 6B - 2 are Required
For ISB/QSB HPCR Model 4B/6B - 1 is Required

Shipping Information

  • Item Requires Shipping
  • 0.0 lbs.
  • W6.0000” x H0.2500” x L4.0000”

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