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Cummins ISX Complete headbolt kit:

This kit comes with the complete set of headbolts needed to install the cylinder head including:

  • 22 qty 3678506 Head Bolt 
  • 4 qty 3678804 Head Bolt 

We have all part numbers available. Just give us your engine serial number or part number and we will ship the same day. The head bolts and made with the finest material and precision machined to OEM specifications. 

Free Shipping! 

We offer FREE ground shipping to any address in the Continental USA! We have shipping locations spread across the United States, if you need this kit fast, call us and find the nearest location to you! The majority of shipments take from 1-3 days.

Backed by Warranty:

Let your mind rest at ease with our industry leading 2-Year parts & labor warranty (unlimited mileage!) 

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