{"product_id":"hamilton-cams-07-cc-24v19-flat-tappet-conversion-kit-with-adjustable-rockers-2019-2025-6-7-cummins-this-kit-removes-the-hydraulic-roller-lifters-makes-them-like-the-older-cummins-copy-1","title":"Hamilton Cams 07-CC-24V25-26 Flat Tappet Conversion Kit with Adjustable rockers 2025-2026 6.7 Cummins (This Kit removes the hydraulic roller lifters \u0026 makes them like the older Cummins) 07-CC-24V25+","description":"\u003ch2\u003eHamilton Cams Complete Kit for Cummins Engines\u003c\/h2\u003e\n\u003cp\u003eStrength, durability, and precision—those are the hallmarks of our \u003cstrong\u003eHamilton Cams flat tappet conversion kit™\u003c\/strong\u003e. From \u003cstrong\u003eforged steel camshafts\u003c\/strong\u003e to \u003cstrong\u003eDLC-coated tappets\u003c\/strong\u003e and robust pushrods, every component is engineered for performance and reliability. Trust in our decades of research, thousands of dyno tests, and millions of real-world miles to deliver a kit that stands the test of time.\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003cstrong\u003e“Innovation slightly faster than imitation.”\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch3\u003eForged Steel Camshafts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTighter Grain Structure:\u003c\/strong\u003e Our 178 steel cams are forged, not cut from bar stock—resulting in a denser, more uniform grain structure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Longevity:\u003c\/strong\u003e A natural “halo” in grain structure forms on the exterior of the cam during forging, adding strength for extended service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDLC-Coated Tappets\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas Carburized \u0026amp; Polished:\u003c\/strong\u003e Each tappet undergoes a hardening process that provides a stable base metal for the DLC coating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiamond-Like Carbon (DLC) Coating:\u003c\/strong\u003e This ultra-hard surface finish reduces friction and wear. Incorrect oil, incorrect lash, valve float, or metal contamination can damage the coating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eValve Lash \u0026amp; Operating Requirements\u003c\/h3\u003e\n\u003cp\u003eLash that is too loose can damage the tappets or coating by increasing impact when the clearance is taken up. Lash that is too tight can damage the coating by preventing adequate oil film formation before the next impact cycle.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Valve Lash:\u003c\/strong\u003e 0.010\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Valve Lash:\u003c\/strong\u003e 0.020\"\u003c\/li\u003e\n\u003cli\u003eCheck valve lash after five minutes of running, and recheck after retorquing the cylinder head.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHigh RPM amplifies the impact between the camshaft and tappet. Operation above 4,000 RPM and high spring pressures are discouraged for longevity. Although this is a performance camshaft that is emission compliant, think of it as a fix for stock or mild builds that do not exceed 4,000 RPM and use OEM springs.\u003c\/p\u003e\n\u003cp\u003eWhen oil viscosity is too low, lash is excessive, RPM is too high, or spring pressure is too high, the oil film may not adequately separate the tappet and camshaft. Under these conditions, the DLC coating can degrade and delaminate.\u003c\/p\u003e\n\u003cp\u003eWear metals from other engine failures can enter the non-filtered splash oil and damage the DLC coating. Clean oil and proper filtration are essential.\u003c\/p\u003e\n\u003ch3\u003eHeavy-Duty Pushrods\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3,500+ lbs Buckling Force:\u003c\/strong\u003e Compared to around 1,800 lbs for OEM pushrods, ours reduce deflection at high cylinder pressures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent Valve Timing:\u003c\/strong\u003e With less flex, your valvetrain stays precisely in sync—even under demanding conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUpgraded Rocker Arms\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Quality Casting:\u003c\/strong\u003e Built to handle intense stress and heat cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas Carburized Ball \u0026amp; Foot:\u003c\/strong\u003e Reduces friction and wear for longer service intervals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDLC-Coated Trunnion:\u003c\/strong\u003e Minimizes galling—an all-too-common issue with OEM trunnions—and lowers overall friction in the valvetrain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Diesel Performance Texas","offers":[{"title":"Default Title","offer_id":49162615816414,"sku":null,"price":3750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1162\/5668\/files\/25camkit-pdf.jpg?v=1791381121","url":"https:\/\/dieselperformancetexas.com\/products\/hamilton-cams-07-cc-24v19-flat-tappet-conversion-kit-with-adjustable-rockers-2019-2025-6-7-cummins-this-kit-removes-the-hydraulic-roller-lifters-makes-them-like-the-older-cummins-copy-1","provider":"Diesel Performance Texas","version":"1.0","type":"link"}