{"product_id":"ultraflex-hyco-i-inboard-hydraulic-steering-kit","title":"Ultraflex HYCO-I Inboard Hydraulic Steering Kit","description":"\u003cp\u003eThe \u003cstrong\u003eUltraflex HYCO-I 40243E\u003c\/strong\u003e is a packaged hydraulic steering system for compatible single-engine inboard boats. It combines the \u003cstrong\u003eUP20F 20cc\/rev front-mount helm\u003c\/strong\u003e, \u003cstrong\u003eUC69-I balanced 69cc inboard cylinder\u003c\/strong\u003e and \u003cstrong\u003etwo litres of Ultraflex OL150 hydraulic oil\u003c\/strong\u003e, producing approximately \u003cstrong\u003e3.5 steering-wheel turns lock to lock\u003c\/strong\u003e. Choose the kit without hoses or a package with the required hydraulic-hose length. The steering wheel is not included.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecial-order notice:\u003c\/strong\u003e The \u003cstrong\u003eHYCO-I Inboard Hydraulic Steering Kits are special-order products and are subject to a supplier lead time\u003c\/strong\u003e. Contact us for the current estimated lead time before ordering. These models should not be ordered on the assumption of immediate dispatch.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eProduct Identification\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Ultraflex\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct range:\u003c\/strong\u003e HYCO-I\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct category:\u003c\/strong\u003e Inboard hydraulic steering kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e HYCO-I\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part number:\u003c\/strong\u003e 40243E\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplier catalogue code:\u003c\/strong\u003e 4-48040\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelm model:\u003c\/strong\u003e UP20F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelm part number:\u003c\/strong\u003e 43180Y\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelm supplier code:\u003c\/strong\u003e 4-48003\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder model:\u003c\/strong\u003e UC69-I\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder part number:\u003c\/strong\u003e 39782E\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder supplier code:\u003c\/strong\u003e 4-48030\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic oil:\u003c\/strong\u003e Ultraflex OL150\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil part number:\u003c\/strong\u003e 42398X\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil supplier code:\u003c\/strong\u003e 4-47067\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil quantity:\u003c\/strong\u003e 2 litres\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteering configuration:\u003c\/strong\u003e Single helm and single cylinder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate wheel turns:\u003c\/strong\u003e 3.5 lock to lock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Compatible single-engine inboard boats\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum engine power:\u003c\/strong\u003e Up to 150HP, subject to rudder-torque calculation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum boat speed:\u003c\/strong\u003e 25mph\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHose options:\u003c\/strong\u003e Kit without hoses or selected KIT OB hose length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteering wheel:\u003c\/strong\u003e Not included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eWhat Is This Hydraulic Steering Kit Used For?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe Ultraflex HYCO-I converts steering-wheel movement into hydraulic pressure, moving the UC69-I cylinder and the connected rudder arm.\u003c\/p\u003e\n\u003cp\u003eIt is intended for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible single-engine inboard boats\u003c\/li\u003e\n\u003cli\u003eSingle steering-station installations\u003c\/li\u003e\n\u003cli\u003eSingle-cylinder steering systems\u003c\/li\u003e\n\u003cli\u003eNew hydraulic steering installations\u003c\/li\u003e\n\u003cli\u003eReplacement of a complete compatible HYCO-I system\u003c\/li\u003e\n\u003cli\u003eBoats operating within the stated speed, power and rudder-torque limits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe system is not selected from engine horsepower or boat length alone. The rudder load, tiller-arm length, steering angle, vessel speed and hull characteristics must also be checked.\u003c\/p\u003e\n\u003cp\u003eThe UC69-I cylinder must be used with one helm and one cylinder. It is not the correct cylinder for a dual-station or dual-cylinder installation.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eWhat Is Included?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe standard HYCO-I kit includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne Ultraflex UP20F front-mount hydraulic helm pump\u003c\/li\u003e\n\u003cli\u003eOne Ultraflex UC69-I balanced inboard hydraulic cylinder\u003c\/li\u003e\n\u003cli\u003eTwo 1-litre bottles of Ultraflex OL150 hydraulic steering oil\u003c\/li\u003e\n\u003cli\u003eHelm fittings supplied with the UP20F\u003c\/li\u003e\n\u003cli\u003eUC69-I cylinder assembly with mounting bracket and ball-joint connection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHose inclusion depends on the selected option:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit only:\u003c\/strong\u003e Hydraulic hoses are not included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHose-inclusive option:\u003c\/strong\u003e The selected Ultraflex KIT OB hose pair is added to the package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSteering wheel\u003c\/li\u003e\n\u003cli\u003eHydraulic hoses when the kit-only option is selected\u003c\/li\u003e\n\u003cli\u003eRudder or tiller arm\u003c\/li\u003e\n\u003cli\u003eRudder-arm connection bolt and boat-specific mounting hardware\u003c\/li\u003e\n\u003cli\u003eSecond helm pump\u003c\/li\u003e\n\u003cli\u003eSecond hydraulic cylinder\u003c\/li\u003e\n\u003cli\u003eAutopilot connection components\u003c\/li\u003e\n\u003cli\u003eAdditional hydraulic oil beyond the supplied two litres\u003c\/li\u003e\n\u003cli\u003eBoat-specific structural supports\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eWhich Boats and Installations Are Compatible?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe current Ultraflex UC69-I manual specifies the cylinder for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible inboard engines up to 150HP\u003c\/li\u003e\n\u003cli\u003eOne steering helm\u003c\/li\u003e\n\u003cli\u003eOne hydraulic cylinder\u003c\/li\u003e\n\u003cli\u003eA 70-bar \/ 1000psi Ultraflex UP-series helm\u003c\/li\u003e\n\u003cli\u003eCompatible rudder and tiller-arm arrangements\u003c\/li\u003e\n\u003cli\u003eInstallations where the calculated rudder torque remains within the cylinder rating\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe HYCO-I package uses the UP20F, which Ultraflex specifically lists as compatible with the UC69-I cylinder.\u003c\/p\u003e\n\u003cp\u003eBefore ordering, confirm:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe boat has a single inboard engine\u003c\/li\u003e\n\u003cli\u003eThe installation uses one steering station\u003c\/li\u003e\n\u003cli\u003eThe installation uses one hydraulic cylinder\u003c\/li\u003e\n\u003cli\u003eMaximum boat speed does not exceed 25mph\u003c\/li\u003e\n\u003cli\u003eThe rudder torque is within the UC69-I rating\u003c\/li\u003e\n\u003cli\u003eThe tiller-arm length and steering angle suit the cylinder stroke\u003c\/li\u003e\n\u003cli\u003eThe selected hose length reaches the helm and cylinder without tension\u003c\/li\u003e\n\u003cli\u003eThe steering wheel has a standard 19mm \/ 3\/4in tapered hub\u003c\/li\u003e\n\u003cli\u003eThe wheel diameter does not exceed 508mm \/ 20in\u003c\/li\u003e\n\u003cli\u003eThe mounting structure can withstand the cylinder load\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis kit is not suitable for an installation requiring two steering stations, two cylinders or a higher-capacity inboard cylinder.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003ePublished Boat-Length Guidance\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003ePublished length guidance differs between current manufacturer and UK distributor data:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Ultraflex product page:\u003c\/strong\u003e Up to approximately 10m \/ 32.8ft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUK distributor guidance for kit code 4-48040:\u003c\/strong\u003e Approximately 7.5–8m \/ 24–26ft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum stated speed in both cases:\u003c\/strong\u003e 25mph\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBoat length is only a general guide. A long, lightly loaded displacement boat may impose less rudder torque than a shorter, faster vessel with a large rudder.\u003c\/p\u003e\n\u003cp\u003eFor conservative selection, use the 7.5–8m UK guidance unless the vessel's rudder torque, tiller-arm geometry and complete system specification have been checked against the current Ultraflex technical data.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eHow Many Steering-Wheel Turns Does It Provide?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe HYCO-I combines:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUP20F helm displacement:\u003c\/strong\u003e 20cc per steering-wheel revolution\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUC69-I cylinder volume:\u003c\/strong\u003e 69cc\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe approximate steering-wheel movement is therefore:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e69cc ÷ 20cc\/rev = approximately 3.45 turns\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePublished package description:\u003c\/strong\u003e Approximately 3.5 turns lock to lock\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe final number of turns can vary slightly according to installation, filling, bleeding and cylinder travel.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eWhich Hose Length Should I Choose?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThis listing can be supplied as a kit without hoses or with a selected Ultraflex KIT OB hose pair.\u003c\/p\u003e\n\u003cp\u003eAvailable listing options include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eKit without hydraulic hoses\u003c\/li\u003e\n\u003cli\u003e4.5m hose kit\u003c\/li\u003e\n\u003cli\u003e5m hose kit\u003c\/li\u003e\n\u003cli\u003e5.5m hose kit\u003c\/li\u003e\n\u003cli\u003e6m hose kit\u003c\/li\u003e\n\u003cli\u003e6.5m hose kit\u003c\/li\u003e\n\u003cli\u003e7m hose kit\u003c\/li\u003e\n\u003cli\u003e7.5m hose kit\u003c\/li\u003e\n\u003cli\u003e8m hose kit\u003c\/li\u003e\n\u003cli\u003e9m hose kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMeasure the complete installed route from the helm to the cylinder rather than taking a straight-line measurement.\u003c\/p\u003e\n\u003cp\u003eAllow sufficient length for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRouting around bulkheads and structural members\u003c\/li\u003e\n\u003cli\u003eSmooth bends\u003c\/li\u003e\n\u003cli\u003eMovement and vibration\u003c\/li\u003e\n\u003cli\u003eConnection to both helm ports\u003c\/li\u003e\n\u003cli\u003eConnection to both cylinder ports\u003c\/li\u003e\n\u003cli\u003eAccess for installation and servicing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo not order a hose length that requires the hoses to be stretched, sharply bent or routed against hot, moving or abrasive components.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eUP20F Helm Pump Details\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe Ultraflex UP20F is a five-piston, front-mount hydraulic steering helm.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e20cc \/ 1.2cu.in displacement per revolution\u003c\/li\u003e\n\u003cli\u003eFive-piston pumping mechanism\u003c\/li\u003e\n\u003cli\u003eBuilt-in non-return or lock valve\u003c\/li\u003e\n\u003cli\u003ePositive rudder lock\u003c\/li\u003e\n\u003cli\u003eIntegral over-pressure relief valve\u003c\/li\u003e\n\u003cli\u003e70-bar \/ 1000psi relief-valve setting\u003c\/li\u003e\n\u003cli\u003eStandard 19mm \/ 3\/4in tapered stainless-steel shaft\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant composite reservoir\u003c\/li\u003e\n\u003cli\u003eAdjustable 90° fittings for 3\/8in hydraulic hose\u003c\/li\u003e\n\u003cli\u003eAccessible lock valve and shaft seal\u003c\/li\u003e\n\u003cli\u003eMaximum steering-wheel diameter of 508mm \/ 20in\u003c\/li\u003e\n\u003cli\u003eFront-dashboard mounting\u003c\/li\u003e\n\u003cli\u003eOptional X74 square flange for an intermediate mounting position\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe optional X74 flange is sold separately.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eUC69-I Cylinder Details\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe Ultraflex UC69-I is a balanced, double-acting hydraulic cylinder for compatible inboard steering installations.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder volume:\u003c\/strong\u003e 69cc \/ 4.2cu.in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePublished torque:\u003c\/strong\u003e 32kgm \/ 2783lb.in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput force:\u003c\/strong\u003e 168kg \/ 371lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal diameter:\u003c\/strong\u003e 25mm \/ 0.98in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStroke:\u003c\/strong\u003e 150mm \/ 5.9in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic connection:\u003c\/strong\u003e 3\/8in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder type:\u003c\/strong\u003e Balanced\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteering movement:\u003c\/strong\u003e Equal turns from port to starboard and starboard to port\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Single helm and single cylinder only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe cylinder connects to the rudder or tiller arm through its ball joint. Correct tiller-arm length and steering angle are required to keep the operating torque within the permitted range.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eWhich Steering Wheels Are Compatible?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe UP20F helm has a standard \u003cstrong\u003e19mm \/ 3\/4in tapered stainless-steel steering-wheel shaft\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eBefore choosing a wheel, confirm:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe wheel has a standard 3\/4in tapered hub\u003c\/li\u003e\n\u003cli\u003eThe wheel diameter does not exceed 508mm \/ 20in\u003c\/li\u003e\n\u003cli\u003eThe hub seats fully on the shaft taper\u003c\/li\u003e\n\u003cli\u003eThe shaft key and retaining hardware are correctly installed\u003c\/li\u003e\n\u003cli\u003eThe wheel can rotate through the complete steering range\u003c\/li\u003e\n\u003cli\u003eThe wheel does not contact the dashboard, instruments or controls\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA steering wheel is not supplied with the HYCO-I kit.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eConstruction and Design\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFive-piston hydraulic helm\u003c\/li\u003e\n\u003cli\u003eBuilt-in helm lock valve\u003c\/li\u003e\n\u003cli\u003eIntegral over-pressure protection\u003c\/li\u003e\n\u003cli\u003eStainless-steel steering-wheel shaft\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant composite helm reservoir\u003c\/li\u003e\n\u003cli\u003eBalanced, double-acting inboard cylinder\u003c\/li\u003e\n\u003cli\u003eAluminium cylinder construction\u003c\/li\u003e\n\u003cli\u003eEqual port and starboard steering travel\u003c\/li\u003e\n\u003cli\u003e3\/8in hydraulic connections\u003c\/li\u003e\n\u003cli\u003eTwo litres of Ultraflex OL150 oil\u003c\/li\u003e\n\u003cli\u003eHose-length options for different boat installations\u003c\/li\u003e\n\u003cli\u003eComponents designed for the marine environment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eStandards and Operating Range\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eUltraflex states that its hydraulic steering systems are designed in conformity with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUNI EN ISO 10592\u003c\/li\u003e\n\u003cli\u003eABYC P21\u003c\/li\u003e\n\u003cli\u003eRecreational Craft Directive 2013\/53\/EU requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe stated ambient operating-temperature range is:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum:\u003c\/strong\u003e -18°C \/ 0°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum:\u003c\/strong\u003e +77°C \/ +170°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe complete installation must use compatible components and follow the current Ultraflex instructions. Component conformity does not validate an incorrectly selected rudder, tiller arm, hose arrangement or mounting structure.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eInstallation and Use\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eInstallation should be completed by a qualified marine technician familiar with hydraulic steering systems.\u003c\/p\u003e\n\u003cp\u003eBefore installation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm the boat, engine and rudder application\u003c\/li\u003e\n\u003cli\u003eCalculate or verify the required rudder torque\u003c\/li\u003e\n\u003cli\u003eConfirm the tiller-arm length and steering angle\u003c\/li\u003e\n\u003cli\u003eCheck that the cylinder reaches its end stroke before the rudder reaches an unsuitable mechanical stop\u003c\/li\u003e\n\u003cli\u003eSelect the correct hose length\u003c\/li\u003e\n\u003cli\u003eConfirm sufficient space behind the dashboard for the UP20F\u003c\/li\u003e\n\u003cli\u003eConfirm suitable cylinder-mounting structure\u003c\/li\u003e\n\u003cli\u003eInspect all components for damage or contamination\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDuring installation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the helm with the filler opening in the correct upper position\u003c\/li\u003e\n\u003cli\u003eMount the cylinder so that its movement remains correctly aligned\u003c\/li\u003e\n\u003cli\u003eKeep the cylinder oil fittings in the required upper position\u003c\/li\u003e\n\u003cli\u003eUse suitable corrosion-resistant mounting hardware\u003c\/li\u003e\n\u003cli\u003eRoute hoses without sharp bends, abrasion or heat exposure\u003c\/li\u003e\n\u003cli\u003eDo not rotate or loosen factory-positioned cylinder fittings\u003c\/li\u003e\n\u003cli\u003eUse only the hydraulic fluid specified by Ultraflex\u003c\/li\u003e\n\u003cli\u003eDo not use PTFE tape where fragments could enter the hydraulic circuit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFill and bleed the system until the discharged oil is free from visible air bubbles.\u003c\/p\u003e\n\u003cp\u003eAfter installation, check that:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe wheel turns smoothly in both directions\u003c\/li\u003e\n\u003cli\u003eThe cylinder reaches its complete permitted stroke\u003c\/li\u003e\n\u003cli\u003eThe rudder moves evenly to port and starboard\u003c\/li\u003e\n\u003cli\u003eNo abnormal free movement is present\u003c\/li\u003e\n\u003cli\u003eNo fluid leaks are visible\u003c\/li\u003e\n\u003cli\u003eHoses remain clear of moving or hot components\u003c\/li\u003e\n\u003cli\u003eThe helm remains securely attached to the dashboard\u003c\/li\u003e\n\u003cli\u003eThe cylinder bracket and ball-joint connection remain secure\u003c\/li\u003e\n\u003cli\u003eThe oil level remains correct after repeated operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMarine steering is safety-critical. The boat must not be operated with fluid leakage, trapped air, loose mounting hardware, damaged hoses or restricted cylinder movement.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eAre hydraulic hoses included?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOnly when a hose-inclusive option is selected. The basic 4-48040 \/ 40243E kit is supplied without hydraulic hoses.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the steering wheel included?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. A compatible steering wheel with a standard 3\/4in tapered hub is required separately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the HYCO-I be used with two steering stations?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The current UC69-I manual specifies one helm and one cylinder.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it suitable for engines above 150HP?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The UC69-I is specified for compatible single inboard engines up to 150HP, and the rudder-torque requirement must also remain within the cylinder rating.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan boat length alone be used to select the system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Published length guidance is approximate. Rudder size, tiller-arm length, steering angle, hull type and boat speed also affect the steering load.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich hydraulic oil should be used?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUltraflex OL150 hydraulic steering oil is specified. Two litres are included.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePackaged hydraulic steering system for compatible inboard boats\u003c\/li\u003e\n\u003cli\u003eUltraflex HYCO-I model\u003c\/li\u003e\n\u003cli\u003eManufacturer part number 40243E\u003c\/li\u003e\n\u003cli\u003eSupplier code 4-48040\u003c\/li\u003e\n\u003cli\u003eUP20F 20cc\/rev front-mount helm\u003c\/li\u003e\n\u003cli\u003eUC69-I balanced 69cc cylinder\u003c\/li\u003e\n\u003cli\u003eApproximately 3.5 turns lock to lock\u003c\/li\u003e\n\u003cli\u003eSuitable for compatible single inboard engines up to 150HP\u003c\/li\u003e\n\u003cli\u003eSingle helm and single cylinder only\u003c\/li\u003e\n\u003cli\u003eMaximum stated boat speed of 25mph\u003c\/li\u003e\n\u003cli\u003e70-bar \/ 1000psi system components\u003c\/li\u003e\n\u003cli\u003e150mm \/ 5.9in cylinder stroke\u003c\/li\u003e\n\u003cli\u003e25mm \/ 0.98in cylinder bore\u003c\/li\u003e\n\u003cli\u003e168kg \/ 371lb published cylinder output force\u003c\/li\u003e\n\u003cli\u003eStandard 19mm \/ 3\/4in tapered steering-wheel shaft\u003c\/li\u003e\n\u003cli\u003eMaximum steering-wheel diameter of 508mm \/ 20in\u003c\/li\u003e\n\u003cli\u003eTwo litres of Ultraflex OL150 oil included\u003c\/li\u003e\n\u003cli\u003eAvailable without hoses or with selected hose length\u003c\/li\u003e\n\u003cli\u003eSteering wheel supplied separately\u003c\/li\u003e\n\u003cli\u003eInstallation must be matched to the rudder torque and tiller-arm geometry\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable class=\"spec-table\" style=\"width: 100%; border-collapse: collapse; font-family: Roboto, Arial, sans-serif; background: #ffffff; text-align: center;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #f5f5f5;\"\u003e\n\u003cth style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; font-weight: 500; width: 35.8156%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; font-weight: 500; width: 64.1844%;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eUltraflex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eHYCO-I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eProduct Category\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eInboard Hydraulic Steering Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eEngine Configuration\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eCompatible Single Inboard Engine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eMaximum Engine Power\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e150HP, Subject to Rudder-Torque Calculation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eMaximum Boat Speed\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e25mph\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eBoat-Length Guidance\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eUK Guidance 7.5–8m; Current Manufacturer Page Approximately 10m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eSteering Configuration\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eSingle Helm and Single Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eApproximate Turns Lock to Lock\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e3.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eHelm Model\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eUP20F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eHelm Mounting\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eFront Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eHelm Displacement\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e20cc \/ 1.2cu.in per Revolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eNumber of Pistons\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eFive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eRelief-Valve Setting\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e70 Bar \/ 1000psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eBuilt-In Lock Valve\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eSteering-Wheel Shaft\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eStandard 19mm \/ 3\/4in Tapered Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eMaximum Steering-Wheel Diameter\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e508mm \/ 20in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eHelm Hose Fittings\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eAdjustable 90° Fittings for 3\/8in Hose\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eCylinder Model\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eUC69-I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eCylinder Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eBalanced, Double Acting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eCylinder Volume\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e69cc \/ 4.2cu.in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003ePublished Torque\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e32kgm \/ 2783lb.in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003ePublished Output Force\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e168kg \/ 371lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eInternal Diameter\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e25mm \/ 0.98in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eCylinder Stroke\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e150mm \/ 5.9in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eCylinder Connection\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e3\/8in High-Pressure Hose\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eHydraulic Oil\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eUltraflex OL150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eOil Quantity Included\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e2 Litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eHydraulic Hoses\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eNot Included with Kit-Only Option; Included with Selected Hose Variant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eAvailable Hose Lengths\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e4.5m, 5m, 5.5m, 6m, 6.5m, 7m, 7.5m, 8m or 9m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eDesign Standards\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eUNI EN ISO 10592 and ABYC P21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eOperating-Temperature Range\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003e-18°C to +77°C \/ 0°F to +170°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.8156%;\"\u003eSteering Wheel Included\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.1844%;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Ultraflex","offers":[{"title":"Steering Kit Only","offer_id":48617975644437,"sku":"AF-4-48040","price":740.98,"currency_code":"GBP","in_stock":true},{"title":"With 4.5 Metre Hose","offer_id":48617975677205,"sku":"AF-4-48040-1","price":705.99,"currency_code":"GBP","in_stock":false},{"title":"With 5 Metre Hose","offer_id":48617975709973,"sku":"AF-4-48040-2","price":710.99,"currency_code":"GBP","in_stock":false},{"title":"With 5.5 Metre Hose","offer_id":48617975742741,"sku":"AF-4-48040-3","price":720.99,"currency_code":"GBP","in_stock":false},{"title":"With 6 Metre Hose","offer_id":48617975775509,"sku":"AF-4-48040-4","price":725.99,"currency_code":"GBP","in_stock":false},{"title":"With 6.5 Metre Hose","offer_id":48617975808277,"sku":"AF-4-48040-5","price":730.99,"currency_code":"GBP","in_stock":false},{"title":"With 7 Metre Hose","offer_id":48617975841045,"sku":"AF-4-48046-6","price":740.99,"currency_code":"GBP","in_stock":false},{"title":"With 7.5 Metre Hose","offer_id":48617975873813,"sku":"AF-4-48040-7","price":745.99,"currency_code":"GBP","in_stock":false},{"title":"With 8 Metre Hose","offer_id":48617975906581,"sku":"AF-4-48040-8","price":755.99,"currency_code":"GBP","in_stock":false},{"title":"With 9 Metre Hose","offer_id":48617975939349,"sku":"AF-4-48040-9","price":770.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0773\/6151\/2725\/products\/4-4804025.jpg?v=1696515010","url":"https:\/\/marinescene.co.uk\/products\/ultraflex-hyco-i-inboard-hydraulic-steering-kit","provider":"Marine Scene","version":"1.0","type":"link"}