{"product_id":"24v-competition-spring-110","title":"24v Competition spring 110#","description":"\u003ch4\u003e24-Valve Competition Valve Springs — 110 lb Seat Pressure\u003c\/h4\u003e\u003cp\u003eValve springs for Cummins builds that live above 4,500 rpm. At 110 lb of seat pressure they keep the valves controlled to \u003cstrong\u003e6,500 rpm\u003c\/strong\u003e and hold them shut against the boost and drive pressure a competition engine makes.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e110 lb seat pressure\u003c\/strong\u003e — valve control at elevated boost and horsepower\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated to 6,500 rpm\u003c\/strong\u003e — for track and competition builds, not daily driving\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMade in the USA\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eRequired Setup\u003c\/h4\u003e\u003cp\u003eSpring pressure this high needs a valvetrain built for it. Running these on cast parts wears them out fast.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel camshaft required\u003c\/strong\u003e — cast cams are not recommended at this pressure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel tappets required\u003c\/strong\u003e — see Hamilton 1.45\" DLC-coated steel tappets\u003c\/li\u003e\n\u003cli\u003eAbove 4,500 rpm Hamilton specifies their tool steel retainers to prevent retainer failure\u003c\/li\u003e\n\u003cli\u003eRetainers and locks are not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eNot the Right Spring?\u003c\/h4\u003e\u003cp\u003eFor a street truck or tow rig staying under 4,500 rpm, the 103 lb 24-valve spring set is the correct choice — these competition springs add valvetrain load with no benefit at street rpm.\u003c\/p\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003e1998.5–2007 Dodge Ram 5.9L Cummins 24-valve and 2007.5–2018 Ram 6.7L Cummins competition engines running a compatible steel camshaft.\u003c\/p\u003e","brand":"Hamilton Cams","offers":[{"title":"Default Title","offer_id":48949729591573,"sku":"07-s-110","price":549.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/6844\/1109\/files\/06588d4bb16a45dfbd1371b6744d6d5d.webp?v=1747428730","url":"https:\/\/shop.davesusa.com\/products\/24v-competition-spring-110","provider":"Dave's Auto Center","version":"1.0","type":"link"}