{"product_id":"2025-2026-flat-tappet-conversion-07-cc-24v25-26","title":"2025-2026 Flat tappet conversion 07-cc-24v25-26","description":"\u003cp\u003eHamilton Cams Complete Kit for Cummins Engines\u003c\/p\u003e\n\u003cp\u003eStrength, durability, and precision—those are the hallmarks of our Hamilton Cams flat tappet conversion kit™. From forged steel camshafts to DLC-coated tappets and robust pushrods, every component is engineered for maximum performance and reliability.\u003c\/p\u003e\n\u003cp\u003eForged Steel Camshafts\u003cbr\u003e- Tighter Grain Structure: Our 178 steel cams are forged, not cut from bar stock—resulting in a more dense, more uniform grain structure.\u003cbr\u003e- Enhanced Longevity: A natural \"halo\" in grain structure forms on the exterior during forging, adding strength for extended service life.\u003c\/p\u003e\n\u003cp\u003eDLC-Coated Tappets\u003cbr\u003eGas carburized \u0026amp; polished, with a Diamond-Like Carbon coating that dramatically reduces friction and wear. Requires quality 15W-40 oil (or 5W-40 in sub-zero conditions) with adequate zinc, phosphorus, and molybdenum — low-additive oils void the warranty.\u003c\/p\u003e\n\u003cp\u003eHeavy-Duty Pushrods\u003cbr\u003e3500+ lbs buckling force vs. ~1800 lbs for OEM pushrods — drastically reduces deflection and keeps valve timing consistent under extreme conditions.\u003c\/p\u003e\n\u003cp\u003eUpgraded Rocker Arms\u003cbr\u003eHigh-quality casting, gas carburized ball \u0026amp; foot, DLC-coated trunnion — minimizes galling and friction.\u003c\/p\u003e\n\u003cp\u003eMaintain 0.010″\/0.020″ valve lash, recheck after run-in and after re-torquing the cylinder head, keep engine speed below 4,000 RPM with OEM valve springs. Fleetguard LF16035 Stratapore recommended oil filter.\u003c\/p\u003e\n\u003cp\u003eSEMA-Certified (49-State Compliance) for street use.\u003c\/p\u003e\n\u003cp\u003e$500 Refundable Rocker Arm Core Charge\u003cbr\u003eA $500 refundable core charge applies to this kit. A prepaid return shipping label is automatically included in the box. Return the complete factory rocker arm assembly (all 12 rocker arms + factory rocker pedestal, same engine) within 180 days for the refund.\u003c\/p\u003e\n\u003cp\u003eImportant Fitment Notice: if your engine block or cylinder head has been surfaced, call for verification before ordering.\u003c\/p\u003e\n\u003cp\u003eApproved oil — required: Valvoline Full Synthetic\/Synthetic Blend\/All-Terrain 15W-40, Schaeffer's 15W-40, Mobil Delvac Extreme 15W-40, LIQUI MOLY Touring High Tech 15W-40, Driven Racing Oil 15W-40, Shell Rotella T6 Full Synthetic 15W-40, Shell Rotella 15W-40.\u003c\/p\u003e","brand":"Hamilton Cams","offers":[{"title":"Default Title","offer_id":50091703468309,"sku":"07-cc-24v25-26","price":3999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/6844\/1109\/files\/1-25camkit.jpg?v=1786709911","url":"https:\/\/shop.davesusa.com\/products\/2025-2026-flat-tappet-conversion-07-cc-24v25-26","provider":"Dave's Auto Center","version":"1.0","type":"link"}