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3929885 | Cummins 4B Camshaft, New

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Availability: In Stock & Ready to Ship!
Pricing: $229.85

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Let your engine breathe again.

Has your engine lost its “umph”? Yes? Then it’s time to replace your camshaft. Each and every camshaft at Highway and Heavy Parts has been manufactured in a state of the art facility using top of the line grinding and measuring equipment to ensure each camshaft meets or exceeds OEM specifications. Combine this with up to 50% off OEM prices, an industry leading 2-Year Parts and Labor Warranty and technical expertise from HHP’s certified staff, and you’ve got a quality camshaft that will keep you running for another 1 million miles.

Need a little extra proof? Let’s talk Camshafts.

  • Replacing your old camshaft will greatly increase your engine power and optimize its performance. If that isn't enough, remember the horsepower and torque you once had? This camshaft will give you what you want and more.
  • Customers always come first, and we truly want to help you get more bang for your buck. That is why quality will meet or exceed the OE's at a much lower price.
  • Also, getting a new camshaft will not only reduce emissions but also save you cash and valuable time at the pump. It is a worthy investment that will pay off in the long run.
  • You'll sleep soundly knowing that OE specifications are met giving you proper fit and function.
  • To top it off, this brand new camshaft is manufactured and assembled in an ISO 9001:2008 certified facility, this ensures high quality and consistency.


  • (1) Camshaft


2-Year Parts and Labor Warranty

OEM Applications

  • 3929038
  • 3929885

Technical Data

B-Series 2-Valve

Installation Tips

Be sure to properly lubricate the camshaft for the engine to run properly.


  • P022865
  • P022865
  • In Stock & Ready to Ship!
  • New

Shipping Information

  • Item Requires Shipping
  • 27.0 lbs.

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