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41339D | Navistar DT360/DTA360/DT466/DTA466 Valve Lock

Pricing: $0.25

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When it comes to Valve Locks, 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 Valve Locks 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 Parts and Labor Warranty and technical expertise from HHP’s certified staff, and you’ve got a quality Valve Lock that will keep you running for another million miles.

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

  • Want top-notch quality and consistency of parts? HHP has you covered! This valve lock is manufactured and assembled in an ISO 9001:2015 certified facility ensuring you get the most for your money.
  • Quality is a top priority for us, that is why you'll get equal or better quality compared to the OE at a much lower price. You can't beat that!
  • To top it off, this valve lock conforms to strict OE specifications which will give you proper fit and function.


  • (1) Valve Lock


2-Year Parts and Labor Warranty

Technical Data

A/B/C To New Generation

Fits Applications:

OEM Applications

  • 54GC25
  • MAK54GC25
  • 41339D
  • 41339



  • P243991
  • P243991
  • IMB
  • New

Shipping Information

  • Item Requires Shipping
  • 0.1 lbs.
  • W0.2500” x H4.0000” x L3.0000”

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