{"product_id":"common-parts-3536-kv850-motor","title":"FMS 1300mm PA-18 3536-KV850 Motor","description":"\u003c!-- SOP:v1.6 | 2026-08-18 | executor:Sidekick --\u003e\n\u003cp\u003eReplace a burned-out or crash-damaged motor and restore full power to your FMS fixed-wing aircraft. This is the official OEM \u003cstrong\u003e3536-KV850 brushless outrunner motor\u003c\/strong\u003e — the factory power unit used across six popular FMS platforms. Running on 3S LiPo at 850KV, it delivers the smooth, efficient thrust these aircraft are designed around. Whether you’ve suffered a prop strike, a nose-in crash, or simply worn out the original motor after extended use, this factory-spec replacement gets you back in the air with confidence.\u003c\/p\u003e\n\u003cp\u003ePairs directly with the stock \u003cstrong\u003e11×7 inch 2-blade nylon propeller\u003c\/strong\u003e and a \u003cstrong\u003e40A ESC\u003c\/strong\u003e — no modifications required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eOEM Factory Spec\u003c\/strong\u003e — 3536-KV850 brushless outrunner; exact replacement for the factory motor across all compatible platforms\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e3536 Form Factor\u003c\/strong\u003e — 35mm outer diameter, 36mm stator length; direct drop-in fit for the motor board and cowl of all listed aircraft\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e850KV Rating\u003c\/strong\u003e — Optimized for 3S LiPo operation (~9,435 RPM no-load); matched to the 11×7 propeller and 40A ESC factory configuration\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e19mm Mounting Pattern\u003c\/strong\u003e — Standard 19mm motor mounting hole spacing; fits the OEM motor board without modification\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e3.5mm Bullet Connectors\u003c\/strong\u003e — Pre-installed 3.5mm bullet connectors for direct plug-in to the factory ESC harness\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e6-Platform Compatibility\u003c\/strong\u003e — One motor fits six FMS aircraft; see compatibility list below\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eMade by FMS\u003c\/strong\u003e — Genuine spare part with factory quality assurance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFMS 1300mm PA-18 Super Cub\u003c\/li\u003e\n\u003cli\u003eFMS 1400mm Sky Trainer 182\u003c\/li\u003e\n\u003cli\u003eFMS 1400mm Kingfisher\u003c\/li\u003e\n\u003cli\u003eFMS 1400mm J-3 V4\u003c\/li\u003e\n\u003cli\u003eFMS 1100mm A6M5 Zero\u003c\/li\u003e\n\u003cli\u003eFMS 1100mm Typhoon\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"background-color: #fff8e0; padding: 10px 14px; border-left: 4px solid #FFBF00; border-radius: 4px; margin: 15px 0;\"\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e⚠️ \u003cstrong\u003eImportant:\u003c\/strong\u003e Verify motor rotation direction (CCW for standard tractor prop) before installation. Ensure ESC amperage is ≥40A and connectors match the 3.5mm bullet format. Always remove the propeller and disconnect the ESC before handling the motor. Apply thread-lock to motor mounting screws to prevent loosening under vibration.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Steps:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the ESC and remove the propeller, spinner, and cowl from the aircraft.\u003c\/li\u003e\n\u003cli\u003eUnplug the original motor’s 3.5mm bullet connectors from the ESC.\u003c\/li\u003e\n\u003cli\u003eRemove the 4 motor mounting screws and detach the motor from the motor board.\u003c\/li\u003e\n\u003cli\u003eMount the new 3536-KV850 motor onto the motor board using the included hardware; apply thread-lock to screws.\u003c\/li\u003e\n\u003cli\u003ePlug the motor’s bullet connectors into the ESC. Verify rotation direction with a brief throttle test (propeller removed) — swap any two motor wires if rotation is incorrect.\u003c\/li\u003e\n\u003cli\u003eReinstall the cowl, spinner, and propeller in sequence. Perform a full bench test before flight.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cem\u003eNote: Package includes one (1) 3536-KV850 brushless outrunner motor and motor mounting hardware set. Propeller, spinner, ESC, and motor board are not included.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center; margin-top: 24px;\"\u003e\u003cstrong\u003eReady to restore full power to your FMS aircraft?\u003c\/strong\u003e\u003cbr\u003eOrder now and receive your OEM FMS 3536-KV850 motor with fast shipping from SoarSky.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eRelated Parts \u0026amp; Collections:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/soarskyrc.com\/collections\/fms-1300mm-pa-18-replacement-parts\" title=\"FMS 1300mm PA-18 Replacement Parts\"\u003eFMS 1300mm PA-18 Replacement Parts\u003c\/a\u003e\u003ca href=\"\/en-de\/collections\/fms-1300mm-pa-18-replacement-parts\"\u003e\u003c\/a\u003e — Full parts catalog for the PA-18 platform\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/soarskyrc.com\/collections\/all-rc-airplane-parts\" title=\"Soarsky RC Aircraft Replacement Parts\"\u003eAll RC Airplane Replacement Parts\u003c\/a\u003e\u003ca href=\"\/en-de\/collections\/all-rc-airplane-replacement-parts\"\u003e\u003c\/a\u003e — Cross-brand replacement parts for fixed-wing aircraft\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/soarskyrc.com\/collections\/rc-airplane\" title=\"Soarsky RC Aircraft\"\u003eFMS RC Aircraft at SoarSky \u003c\/a\u003e— Browse all FMS spare parts and accessories\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FMS","offers":[{"title":"Default Title","offer_id":51125445132573,"sku":"SS-202607SID678","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/4013\/1357\/files\/15844171249553536-KV850.jpg?v=1775549480","url":"https:\/\/soarskyrc.com\/en-de\/products\/common-parts-3536-kv850-motor","provider":"SoarSky","version":"1.0","type":"link"}