Current Lead Times: In Stock Engines Ship Same or Next Day - Out of Stock: 1-3 Weeks on Most Long Block Engines; 3-5 Days on Heads – *call us for more exact lead times for your specific build
Our Bundles 1989–1993 5.9L Cummins simplify your build and cut costs. Each kit packs matched parts—head studs, gaskets, and fully machined heads—for a perfect fit and strong performance. Whether you’re rebuilding stock or adding power, these bundles give you the parts you need for a reliable, high-performing setup. Built to handle the demands of first-gen 12-valve Cummins engines.
Building engines the way the OEM factory should have in the first place.
Looking for a Product or Service?
