Cylinder Head Parts

At D&J Precision Machine, our Cummins cylinder heads are made with pride and care for every customer. Our cylinder head parts are of the highest quality and will fit in with your diesel just right. Products that we currently offer for our cylinder head parts and pieces include our 115 lb 24v Cummins Valve Springs, our 24v Heavy Duty 7/16″ .168 wall push rods, and our D&J Precision Machine 24v Cummins Titanium Retainers. No matter what you’re after, whether that is a shiny new Cummins cylinder head or just a new set of rods or titanium retainers, our products will be the perfect fit for you.