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It details reliability credentials, such as U.S. Coast Guard approval for lifeboats and use in navigation and remote generator sets. The text provides core engine specifications (type, displacement, bore/stroke, power, compression ratio, fuel injection, cooling, and electrical system) and outlines standard and optional equipment, supported by transmission and gear package descriptions.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/westerbeke-40-specifications-and-manual-gear-options/653857/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/westerbeke-40-specifications-and-manual-gear-options/653857.png","ImageObject",300,407,{"name":92,"@type":93},"Emma Wilson","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-25",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What engine type and cooling system are specified for the Westerbeke 40?","Question",{"text":112,"@type":113},"The Westerbeke 40 is specified as a four-cylinder in-line, four-cycle fresh water-cooled diesel, using a closed-circuit fresh water system with engine-mounted pumps.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How is reliability emphasized in the documentation?",{"text":117,"@type":113},"The text highlights reliability under extreme conditions, including U.S. Coast Guard approval for lifeboat use and the ability to power generator sets on remote navigation aids with dependable starting and running.",{"name":119,"@type":110,"acceptedAnswer":120},"What standard and optional equipment are listed?",{"text":121,"@type":113},"Standard equipment includes fresh water cooling with heat exchanger and pumps, full-flow spin-on lubrication filtration, secondary fuel filtration, cold weather starting aid, and a 12V 55A alternator with pre-wired start panel. Optional equipment lists items such as a high efficiency primary fuel filter, water lift muffler with water-injected exhaust components, remote expansion tank, alarm systems, and extra alternators.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},653857,1792901121,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":19,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":129,"read_time":52},3848291630094,"https://eur-avatar.wpscdn.com/davatar_085a072bc5b1113ac321206ff7593b45","BERMUDA 40 by Hinckley  \nWESTERBEKE 40 with Paragon 2:1 SAO  \nmanual gear  \nThe WESTERBEKE 40,for  \nmany years America's mostpopular marine diesel,is ouroriginal model,the one mostpeople affectionately refer toas\"a Westerbeke.\"Over 15years of development havegone into making this enginethe most compact,most ver-satile,and most dependablemarine diesel available.  \nThe profile has been con-stantly reduced for compact-ness and for accessibility.Along list of options plus along list of standard equip-ment virtually gives you acustom built engine.Withour plug-in engine pre-wiringand adjustable enginemounts,the WESTERBEKE40 is the easiest engine toinstall —a boatbuilder'sdream.  \nFor years Westerbeke ownershave mentioned the engine'sreliability under extremeconditions.It has been ap-proved by the U.S.CoastGuard for use on lifeboats.It powers generator sets onremote aids to navigation.Itis used where lives dependon its instant starting and de-pendable running capability.  \nIf you're bound offshore,oroff the beaten track,youneed the dependability ofthe WESTERBEKE 40.  \nWESTERBEKE 40 with Paragon P23  \n3:1 hydraulic gear  \nType:Four cylinders in line,four cycle fresh watercooled diesel.  \nDisplacement:107 cu.inBore 3.125”,Stroke 3.5\".  \nPower:37 hp at 3000 rpm(see power curve).  \nCompression Ratio:22:1.  \nWeight:474 Ibs.basic engine.Add gear weight oppo-site page for 1.O.R.weight.  \nFuel Injection Equipment:Distributor type fuel pumpwith mechanical governor and pintle type injectors.  \nCylinder Block:One-piece iron alloy casting withreplaceable liners.  \nCylinder Head:One-piece iron alloy casting withrenewable valve guides.  \nCrankshaft:Chrome molybdenum steel forging.  \nMain bearings:Three,replaceable,thin wall,leadbronze lined.  \nCamshaft:High duty cast iron.  \nPistons:High silicon aluminum alloy.  \nConnecting Rods:Drop forged steel.  \nLubrication:Eccentric lube oil pump,camshaft driven.Full flow spin-on lube oil filter.  \nMounting:Flexible mounts,adjustable to 16”or 18”centers.Special mounts available on request.  \nExhaust Manifold:Fresh water cooled,front or rearexhaust.  \nCooling System:Closed circuit fresh water system.Fresh and raw water pumps,engine-mounted.  \nAngle of Installation:17°maximum.  \nElectrical System:12 volt negative ground system with55 amp alternator standard.Extra 55,85 or 120 ampalternators available.  \nTransmission:See individual gears on opposite pagefor specifications and propeller rotation.  \nInstallation Data:1/2\"IPS exhaust flange;V2\"IPS rawwater inlet;fuel inlet V/4\"tubing,fuel return 36\"tubing.  \nPEARSON 365 by Bill Shaw  \n# SPECIFICATIONS\n\nWESTERBEKE 40  \nSTANDARD EQUIPMENT  \nFresh water cooling system with heat exchanger,surgetank,and pumps,mounted on engine;flexible mountsadjustable to 16”or 18\"centers;propeller shaft coup-ling;clutch lever with lower extension for remote con-trol where applicable;spin-on full flow lube oil filter,lube oil cooler,sump pump and hose;engine-mountedsecondary fuel oil filter,fuel lift pump with hand primer,flexible hoses for fuel inlet and return,mechanicallygoverned fuel injection system;cold weather startingaid,mounted and piped;12 volt,55 amp alternator withtransistor regulator;plug-in engine pre-wiring includingpre-wired start panel with 10 foot cable;threaded 1/2”IPS exhaust flange;fully illustrated Instruction Manualand Parts List.  \n# OPTIONAL EQUIPMENT:\n\nHigh efficiency primary fuel filter;Hydro-Hush stainlesssteel water lift muffler,water injected exhaust elbow,flexible stainless steel exhaust section;sea waterstrainer,remote fresh water expansion tank;remotelube oil filter,front-end lube oil fill;pre-wired all-electric instrument panel,with 10-foot cable,pre-wiredmechanical instrument panel with tachometer cable,extra 10 foot cable for instrument panels or startingpanel;high temperature,low pressure alarm system;extra 55,85,120 amp alternators,engine-mounted;crankshaft-mounted accessory pulleys,5”,6”or 7”diameter;flexible shaft coupling;special enginemounts;spa","cbCaibwIV4wcoCJU","https://ap.wps.com/l/cbCaibwIV4wcoCJU","pdf",1209679,"English","# Specifications\n## Westerbeke 40 Standard Equipment\n## Optional Equipment\n## Gear Packages (SAO/Paragon and Related Options)","[{\"question\":\"What engine type and cooling system are specified for the Westerbeke 40?\",\"answer\":\"The Westerbeke 40 is specified as a four-cylinder in-line, four-cycle fresh water-cooled diesel, using a closed-circuit fresh water system with engine-mounted pumps.\"},{\"question\":\"How is reliability emphasized in the documentation?\",\"answer\":\"The text highlights reliability under extreme conditions, including U.S. Coast Guard approval for lifeboat use and the ability to power generator sets on remote navigation aids with dependable starting and running.\"},{\"question\":\"What standard and optional equipment are listed?\",\"answer\":\"Standard equipment includes fresh water cooling with heat exchanger and pumps, full-flow spin-on lubrication filtration, secondary fuel filtration, cold weather starting aid, and a 12V 55A alternator with pre-wired start panel. Optional equipment lists items such as a high efficiency primary fuel filter, water lift muffler with water-injected exhaust components, remote expansion tank, alarm systems, and extra alternators.\"}]","Westerbeke 40 - Specifications and Manual Gear Options | PDF"]