{"product_id":"oto-kautoparts-fuel-pump-assembly-for-hisun-utv-hs400-hs500-hs700-hs800-direct-fit-oem-quality-quiet-operation","title":"OTO-KAUTOPARTS Fuel Pump Assembly for Hisun UTV HS400\/HS500\/HS700\/HS800 - Direct-Fit OEM-Quality, Quiet Operation","description":"\u003cstrong\u003eOTO-KAUTOPARTS Fuel Pump Assembly is a direct-fit replacement module designed to restore reliable fuel delivery for Hisun UTV models (HS400, HS500, HS700, HS800) and compatible machines.\u003c\/strong\u003e\n\n\u003cp\u003eIf your UTV is suffering from hesitation, stalling, poor acceleration, or a noisy fuel tank, a worn or failing fuel pump module is often the culprit. This OTO-KAUTOPARTS electric fuel pump assembly is built to match OEM fit and function for a wide range of Hisun and compatible UTVs, offering a straightforward swap that brings fuel pressure and flow back into specification without costly engine work.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this fuel pump assembly improve my UTV's performance?\u003c\/h3\u003e\n\u003cp\u003eBy re-establishing stable fuel pressure and consistent flow, the replacement module helps the engine run smoothly under load and during acceleration. It minimizes surging and prevents the lean conditions that cause hesitation or stall.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRestores factory fuel delivery characteristics for better throttle response\u003c\/li\u003e\n  \u003cli\u003eReduces engine stalling and misfire caused by inconsistent fuel supply\u003c\/li\u003e\n  \u003cli\u003eQuiets fuel tank vibration and pump noise associated with failing units\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this pump a direct fit for my Hisun or equivalent model?\u003c\/h3\u003e\n\u003cp\u003eYes — the assembly is engineered to fit multiple Hisun UTV models and several compatible brands, matching common OEM mounting and electrical interfaces. It replaces referenced OEM part numbers to simplify identification and installation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with Hisun UTV400\/500\/700\/800 and HS400\/HS500\/HS700\/HS800\u003c\/li\u003e\n  \u003cli\u003eAlso fits models from TSC, Bennche, Excalibur, Massimo, Menards\/Yardsport, Qlink, and Supermach\u003c\/li\u003e\n  \u003cli\u003eCross-references OEM numbers like 39500-115H-0000 and 16521-055-0000 for verification\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and quality measures ensure durability?\u003c\/h3\u003e\n\u003cp\u003eThe module uses robust components and manufacturing standards intended to meet or exceed OEM lifespan expectations. Corrosion-resistant materials and reliable electrical contacts help the pump withstand fuel exposure and vibration typical of off-road use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConstructed with high-grade materials for longevity in rugged conditions\u003c\/li\u003e\n  \u003cli\u003eDesigned to maintain stable voltage and continuous operation under load\u003c\/li\u003e\n  \u003cli\u003eTested to meet fitment and functional requirements comparable to original parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and support does OTO-KAUTOPARTS provide?\u003c\/h3\u003e\n\u003cp\u003eOTO-KAUTOPARTS backs this fuel pump assembly with a one-year warranty and responsive customer service to help with fitment questions or replacement needs. Support is available around the clock to address concerns and make installation smoother.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOne-year warranty against defects and premature failure\u003c\/li\u003e\n  \u003cli\u003e24-hour customer service and online consultation for technical help\u003c\/li\u003e\n  \u003cli\u003eClear OEM cross-reference numbers included to confirm compatibility before purchase\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This fuel pump assembly is ideal for owners, mechanics, and fleet managers who operate Hisun UTVs or compatible brands and need a dependable, OEM-style replacement that restores fuel system reliability. It’s a practical option for routine maintenance, repair after component failure, or when troubleshooting fuel-related drivability issues.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this replace OEM number 39500-115H-0000?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This OTO-KAUTOPARTS assembly cross-references OEM 39500-115H-0000 and compatible part numbers for direct-fit replacement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long is the warranty on the fuel pump?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The pump includes a one-year warranty and 24-hour customer support for fitment or defect concerns.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"OTO-KAUTOPARTS","offers":[{"title":"Default Title","offer_id":48081396629662,"sku":"B0FFMQXS1N","price":109.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/oto-kautoparts-fuel-pump-front-assembly.jpg?v=1785802760","url":"https:\/\/northtrailauto.ca\/products\/oto-kautoparts-fuel-pump-assembly-for-hisun-utv-hs400-hs500-hs700-hs800-direct-fit-oem-quality-quiet-operation","provider":"North Trail Auto","version":"1.0","type":"link"}