Yanmar 4JH45 Marine Diesel Engine 45HP

DescriptionNew Yanmar 4JH45 Marine Diesel Engine 45HP For SaleThe Yanmar 4JH45 Marine Diesel Engine 45HP is a compact and highly efficient propulsion solution designed for sailboats, small cruising yachts, and auxiliary marine applications. Built within Yanmar’s advanced JH common rail series, this engine delivers smooth operation, low fuel consumption, and reliable performance for both coastal and offshore sailing.If you are researching the latest Yanmar 4JH45 price, this model stands out as one of the most efficient small marine diesel engines available, offering advanced common rail fuel injection, reduced emissions, and improved onboard comfort.For buyers actively searching for a Yanmar 4JH45 for sale, this engine remains a preferred option for modern sailboats and repower projects where compact size, fuel efficiency, and long-term reliability are essential.At Yanmar Marine Experts, we supply premium yanmar diesel marine engine solutions for buyers seeking dependable propulsion systems backed by global delivery and technical expertise.Built on Yanmar’s JH-CR platform, this yanmar inboard diesel marine solution delivers optimized combustion, cleaner operation, and consistent performance for displacement hulls and sailing vessels.Key Features of Yanmar 4JH45 Marine Diesel Engine45HP maximum outputBosch common rail direct injection systemNaturally aspirated 4-cylinder configurationElectronic fuel control for optimized efficiencySmooth and quiet operationLow fuel consumptionCompact and lightweight designReduced emissions and cleaner combustionEasy maintenance accessIdeal for sailboats and auxiliary propulsionThis engine is widely selected by buyers researching dependable yanmar marine engines for small to mid-size sailing vessels.Compatible Gearboxes & Propulsion SystemsThe Yanmar 4JH45 Marine Diesel Engine 45HP is typically configured with saildrive or shaft-driven propulsion systems depending on vessel layout. Common options include Yanmar Saildrives such as SD60, as well as Yanmar Sailboat Gears and ZF Gearboxes for traditional shaft installations.We assist in selecting the correct gearbox ratio, saildrive configuration, and full propulsion package to ensure proper integration before shipment.Technical SpecificationsTechnical SpecificationValueEngine ModelYanmar 4JH45Engine SeriesJH-CR SeriesMaximum Output45HP (33.1 kW)Rated Speed3,000 RPMEngine Type4-stroke vertical water-cooled diesel engineNumber of Cylinders4 cylindersDisplacement2.19 LBore x Stroke88 mm x 90 mmFuel SystemBosch Common Rail Direct InjectionAspirationNaturally AspiratedControlsMechanical (optional electronic VC system)Cooling SystemFreshwater cooling with heat exchangerAlternator12V / 125ADry WeightApprox. 220 kgDimensions870 x 589 x 627 mmDrive TypeSaildrive / Shaft driveRecommended ApplicationsSailboats, cruising yachts, auxiliary enginesComplianceEPA Tier 3, RCD 2, EMC, BSO IIThe engine delivers 33.1 kW (45HP) at 3000 RPM with a 2.19L displacement and compact footprint, making it ideal for limited engine room spaces.Standard Manufacturer Package IncludesAll engines supplied by Yanmar Marine Experts are brand-new bobtail units and typically include engine control system, wiring harness, instrument panel, flexible mounts, installation manuals, and full documentation.Optional upgrades may include saildrive packages, additional control stations, and complete propulsion systems.Compliance & CertificationsThe Yanmar 4JH45 Marine Diesel Engine 45HP is engineered to meet modern marine emissions and safety standards.Applicable certifications include:EPA Tier 3RCD 2EMCBSO IISOLASEngine AvailabilityWe maintain access to available inventory through our internal stock and global dealer network. Availability may vary depending on production demand and seasonal supply.Warranty CoverageAll new Yanmar engines supplied by Yanmar Marine Experts include a standard 2-year manufacturer warranty.Eligible models may also qualify for an additional 3 years extended warranty coverage, depending on usage classification and maintenance compliance.We also assist with warranty registration, documentation, and pre-delivery inspection support. EPA marine emissions standards Global ShippingWe ship worldwide using secure export packaging and complete freight documentation. Shipping can be arranged under EXW, CIF, or CFR terms depending on your preferred delivery structure. Processing begins immediately after order confirmation, with final delivery timelines depending on destination and availability.Frequently Asked QuestionsIs the Yanmar 4JH45 currently available?Availability can be confirmed through our sales team.Does it come with a saildrive?Yes, compatible Yanmar Saildrives are available depending on your vessel configuration.Is this engine suitable for sailboats?Yes, it is specifically designed for sailboat auxiliary propulsion.Do you ship internationally?Yes, we coordinate global delivery with full export support.How do I request pricing?Contact our team for the latest Yanmar 4JH45 price and availability.Request a QuoteContact Yanmar Marine Experts today to request pricing for your preferred Yanmar marine engine.To help us prepare the most accurate quotation and ensure correct configuration before shipment, please provide:Vessel typeCurrent engine model (for repower projects)Preferred gearbox or saildrive modelPreferred gearbox ratioDelivery locationPurchase timelineOur team can assist with engine availability, compatible Yanmar Saildrives, Yanmar Sailboat Gears, ZF Gearboxes, export documentation, and complete propulsion setup.