{"product_id":"performance-water-pump-thermostat-kit-for-land-rover-range-rover-2010-2020-5-0l","title":"Performance Water Pump \u0026 Thermostat Kit for Land Rover Range Rover (2010-2020) 5.0L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHeavy-Duty Cooling System Overhaul Kit for 2010-2020 Land Rover Range Rover (L322 \/ L405)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Performance Water Pump \u0026amp; Thermostat Kit replaces brittle factory plastic coolant runners and wear-prone water pump components on the 2010-2020 Land Rover Range Rover to prevent catastrophic coolant loss and regulate engine operating temperatures under load.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Land Rover Range Rover Thermal Management Weakness\u003c\/h3\u003e\n\u003cp\u003eFactory cooling systems on the \u003cstrong\u003eAJ133\u003c\/strong\u003e 5.0L Supercharged V8 and \u003cstrong\u003eAJ126\u003c\/strong\u003e 3.0L Supercharged V6 suffer from notorious failure points: the sonic-welded, factory plastic coolant crossover pipes routed beneath the supercharger manifold. Continuous heat-cycling embrittles this plastic, leading to sudden seam separation, rapid coolant evacuation, and severe cylinder head warping. Furthermore, standard composite impeller bearings degrade over time, leading to cavitation, water pump shaft play, and unmonitored thermal spikes.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis comprehensive service kit addresses inherent factory flaws by upgrading the vulnerable front coolant cross-over manifold to seamless aluminum construction. Engineered with high-strength metallic piping and heavy-duty brass\/copper bleeder fittings, this kit eliminates plastic fatigue at critical pressure points. Paired with an OE-specification direct-drive mechanical water pump and a precision-calibrated thermostat with an integrated thermal sensor, it restores flow continuity and optimal heat rejection across the supercharger intercooler and engine core loops.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 Thermostat with Sensor\u003c\/li\u003e\n  \u003cli\u003e1 Aluminum Coolant Crossover Pipe Assembly\u003c\/li\u003e\n  \u003cli\u003e1 Mechanical Water Pump\u003c\/li\u003e\n  \u003cli\u003e1 Thermostat Outlet Hose with Copper Fittings\u003c\/li\u003e\n  \u003cli\u003e1 Copper Bleeder Screw \u0026amp; Crossover Plug\u003c\/li\u003e\n  \u003cli\u003e1 Heater Outlet Hose\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n  \u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2010-2020 Land Rover Range Rover\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eAJ133 5.0L SC, AJ126 3.0L SC \/ L322, L405\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e510 hp \/ 461 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eAJ812119, AJ813909, C2D20660, LR090630\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2010-2012 Land Rover Range Rover (L322) 5.0L V8 Supercharged\u003c\/li\u003e\n  \u003cli\u003e2013-2020 Land Rover Range Rover (L405) 5.0L V8 Supercharged\u003c\/li\u003e\n  \u003cli\u003e2014-2020 Land Rover Range Rover (L405) 3.0L V6 Supercharged\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the L322 \/ L405 Range Rover?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2010-2020 Land Rover Range Rover equipped with the \u003cstrong\u003eAJ133\u003c\/strong\u003e 5.0L and \u003cstrong\u003eAJ126\u003c\/strong\u003e 3.0L Supercharged engines. \u003cstrong\u003eDoes not fit naturally aspirated 5.0L engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch4\u003eDo I need to bleed the cooling system after installing this kit?\u003c\/h4\u003e\n\u003cp\u003eYes, a full vacuum purge and coolant system bleed are mandatory during installation to avoid localized air pockets across the supercharger cooling circuit.\u003c\/p\u003e\n\n\u003ch3\u003eThe Land Rover Precision Standard\u003c\/h3\u003e\n\u003cp\u003eMaintaining high-output European aluminum V8 powerplants requires tight thermal tolerances and zero-leak integrity. This kit eliminates factory plastic vulnerability to protect critical engine tolerances and prevent check-engine warnings or catastrophic overheating on the road.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67545312166136,"sku":"DS-EOB663WHM","price":246.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/performance-water-pump-thermostat-kit-for-land-rover-range-rover-2010-2020-5-0l-1.jpg?v=1790721460","url":"https:\/\/performancechiptuning.com\/products\/performance-water-pump-thermostat-kit-for-land-rover-range-rover-2010-2020-5-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}