{"product_id":"arp-03-ford-duratec-2-3l-main-stud-kit","title":"ARP Main Stud Kit for Ford 2.3L Duratec (2003 \u0026 later)","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e151-5405\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 672036024123\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eARP Main Stud Kit for Ford 2.3L Duratec (2003 \u0026amp; later)\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eARP main stud kit 151-5405 upgrades Ford 2.3L Duratec engines from 2003 onward found in Focus Ranger Fusion Milan and compatible Mazda models. These studs prevent main cap walk and fretting while safeguarding engine block threads for reliable high-horsepower builds. Kits deliver 8740 chrome moly construction with 190000 PSI strength and rolled J-form threads for durability under extreme loads.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Cap Walk:\u003c\/strong\u003e Locks main caps securely to maintain precise bearing alignment during high-rpm operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Fretting:\u003c\/strong\u003e Reduces wear between caps and block for long-term engine stability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtects Block Threads:\u003c\/strong\u003e Stud design distributes clamping force evenly avoiding thread damage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8740 Chrome Moly Steel:\u003c\/strong\u003e Heat-treated in-house to 190000 PSI tensile strength with black oxide finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision J-Form Threads:\u003c\/strong\u003e Rolled after heat-treat creating threads 2000% stronger than off-the-shelf fasteners\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eComplete kit includes hardened parallel-ground washers and 12-point nuts\u003c\/li\u003e\n\u003cli\u003eProvisions for windage tray mounting with standoff studs and serrated lock nuts on applicable setups\u003c\/li\u003e\n\u003cli\u003eMade in USA for consistent quality control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eTorque to ARP specifications using ARP moly lube for accurate clamping loads\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM main caps and girdles no modifications required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2011\u003c\/td\u003e\n\u003ctd\u003eFord\u003c\/td\u003e\n\u003ctd\u003eRanger\u003c\/td\u003e\n\u003ctd\u003eXL XLT Edge Sport 2.3L L4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2003-2007\u003c\/td\u003e\n\u003ctd\u003eFord\u003c\/td\u003e\n\u003ctd\u003eFocus\u003c\/td\u003e\n\u003ctd\u003eZX3 ZX4 ZX5 ST SE S 2.3L L4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2006-2009\u003c\/td\u003e\n\u003ctd\u003eFord\u003c\/td\u003e\n\u003ctd\u003eFusion\u003c\/td\u003e\n\u003ctd\u003eS SE I4 2.3L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2006-2008\u003c\/td\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eMilan\u003c\/td\u003e\n\u003ctd\u003eI4 2.3L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2009\u003c\/td\u003e\n\u003ctd\u003eMazda\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003ei 2.3L L4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007-2009\u003c\/td\u003e\n\u003ctd\u003eMazda\u003c\/td\u003e\n\u003ctd\u003eSpeed 3\u003c\/td\u003e\n\u003ctd\u003e2.3L L4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose ARP?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eTrusted by racers for decades in NHRA NASCAR and endurance events\u003c\/li\u003e\n\u003cli\u003eIn-house heat treatment ensures every batch meets 190000 PSI rating\u003c\/li\u003e\n\u003cli\u003eRolled threads and J-form design deliver clamp load retention under boost and nitrous\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Which Ford 2.3L Duratec engines does ARP 151-5405 fit?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Fits 2003+ Ford 2.3L Duratec in Ranger Focus Fusion Milan plus Mazda 3 and Speed 3 2.3L variants confirm fitment with ARP application guide\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material and finish are used?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e 8740 chrome moly steel black oxide finish heat-treated to 190000 PSI with rolled J-form threads after treatment\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty applies and installation tips?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e ARP limited lifetime warranty for street and track use apply ARP lube torque in sequence professional install advised for best results\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground or USPS Priority\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Protective cardboard box 8.5 x 7 x 1.75 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.1 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43555499868239,"sku":"ARP151-5405","price":134.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/arp-main-stud-kit-for-ford-2_3l-duratec-2003-later-arp.jpg?v=1768370208","url":"https:\/\/www.blackopsautoworks.com\/products\/arp-03-ford-duratec-2-3l-main-stud-kit","provider":"Black Ops Auto Works","version":"1.0","type":"link"}