{"id":4496,"date":"2026-09-08T14:07:25","date_gmt":"2026-09-08T14:07:25","guid":{"rendered":"https:\/\/passionwebs.com\/elite-engines\/product\/volvo-penta-d8-50-marine-diesel-engine-550hp\/"},"modified":"2026-09-08T17:15:31","modified_gmt":"2026-09-08T17:15:31","slug":"volvo-penta-d8-50-marine-diesel-engine-550hp","status":"publish","type":"product","link":"https:\/\/passionwebs.com\/elite-engines\/product\/volvo-penta-d8-50-marine-diesel-engine-550hp\/","title":{"rendered":"Volvo Penta D8-50 marine diesel engine 550hp"},"content":{"rendered":"<h2>Description<\/h2>\n<h2>Volvo Penta D8-550 Marine Diesel Inboard Engine 550HP For Sale<\/h2>\n<p>The <strong>Volvo Penta D8-550<\/strong> is a high-performance marine diesel inboard engine designed for luxury motor yachts, commercial workboats, patrol vessels, passenger ferries, fishing boats, and marine repower projects requiring dependable power, excellent fuel economy, and long-term reliability. Delivering <strong>550 horsepower (405 kW)<\/strong> from Volvo Penta\u2019s advanced <strong>7.7-liter inline six-cylinder diesel platform<\/strong>, the D8-550 combines strong marine torque, rapid acceleration, and outstanding operating efficiency in a compact and robust package.<\/p>\n<p>Developed specifically for demanding marine applications, the D8-550 features electronically controlled common-rail fuel injection, a twin-entry turbocharger, charge air cooling, and Volvo Penta\u2019s advanced Electronic Vessel Control (EVC) system. This modern engine architecture provides smooth operation, low emissions, reduced fuel consumption, and excellent load-carrying capability.<\/p>\n<p>For vessel owners searching for a <strong>Volvo Penta D8-550 for sale<\/strong>, this engine offers an ideal solution for both recreational and commercial applications where reliability and performance are critical.<\/p>\n<p>As part of Volvo Penta\u2019s next-generation propulsion lineup, the D8-550 delivers exceptional durability, fuel efficiency, and operational flexibility.<\/p>\n<h2>Part of the Volvo Penta D8 Marine Engine Series<\/h2>\n<p>The Volvo Penta D8-550 belongs to Volvo Penta\u2019s advanced D8 Series of marine diesel engines.<\/p>\n<p>Built on a modern 7.7-liter platform, the D8 range bridges the gap between the D6 and D13 engine families, providing higher horsepower and torque while maintaining compact installation dimensions.<\/p>\n<p>The Volvo Penta D8 Series includes:<\/p>\n<ul>\n<li>Volvo Penta D8-550<\/li>\n<li>Volvo Penta D8-600<\/li>\n<li>Volvo Penta D8-650<\/li>\n<li>Volvo Penta D8-700<\/li>\n<\/ul>\n<p>The D8-550 serves as the entry point into the D8 range and delivers an excellent balance of performance, efficiency, and durability.<\/p>\n<h2>Advanced 7.7-Liter Inline Six-Cylinder Diesel Platform<\/h2>\n<p>At the heart of the D8-550 is Volvo Penta\u2019s advanced <strong>7.7-liter inline six-cylinder marine diesel engine<\/strong>.<\/p>\n<p>Engine technologies include:<\/p>\n<ul>\n<li>Electronically controlled common-rail fuel injection<\/li>\n<li>Twin-entry turbocharger<\/li>\n<li>Charge air cooler<\/li>\n<li>Advanced engine management system<\/li>\n<li>Electronic engine monitoring<\/li>\n<li>Precision fuel delivery technology<\/li>\n<\/ul>\n<p>These systems provide:<\/p>\n<ul>\n<li>Strong marine torque<\/li>\n<li>Rapid throttle response<\/li>\n<li>Excellent fuel economy<\/li>\n<li>Reduced emissions<\/li>\n<li>Smooth operation<\/li>\n<li>Long service life<\/li>\n<\/ul>\n<p>The advanced fuel system continuously adjusts combustion parameters to maximize efficiency and performance under varying operating conditions.<\/p>\n<h2>High Performance and Strong Marine Torque<\/h2>\n<p>The Volvo Penta D8-550 is engineered to deliver powerful acceleration and dependable performance across the RPM range.<\/p>\n<p>Performance advantages include:<\/p>\n<ul>\n<li>Strong low-end pulling power<\/li>\n<li>Rapid acceleration<\/li>\n<li>Excellent cruising efficiency<\/li>\n<li>Reliable continuous-duty operation<\/li>\n<li>High load-carrying capability<\/li>\n<li>Smooth power delivery<\/li>\n<\/ul>\n<p>Whether operating offshore, transporting passengers, or supporting commercial operations, the D8-550 delivers dependable propulsion performance.<\/p>\n<h2>Compact and Robust Design<\/h2>\n<p>Despite producing 550 horsepower, the D8-550 remains compact and installation-friendly.<\/p>\n<p>Construction features include:<\/p>\n<ul>\n<li>Rigid cast-iron cylinder block<\/li>\n<li>Heavy-duty cylinder head<\/li>\n<li>Compact installation dimensions<\/li>\n<li>Marine-grade components<\/li>\n<li>Optimized service accessibility<\/li>\n<li>Durable engine architecture<\/li>\n<\/ul>\n<p>The compact footprint makes the D8-550 an attractive option for both new vessel construction and repower projects.<\/p>\n<h2>Outstanding Fuel Efficiency<\/h2>\n<p>Fuel economy is one of the defining strengths of the Volvo Penta D8-550.<\/p>\n<p>The advanced common-rail fuel injection system continuously monitors engine conditions and optimizes fuel delivery for maximum efficiency.<\/p>\n<p>Benefits include:<\/p>\n<ul>\n<li>Reduced fuel consumption<\/li>\n<li>Lower operating costs<\/li>\n<li>Extended cruising range<\/li>\n<li>Reduced emissions<\/li>\n<li>Improved vessel profitability<\/li>\n<\/ul>\n<p>For operators seeking economical high-horsepower propulsion, the D8-550 delivers an excellent balance between performance and operating efficiency.<\/p>\n<h2>Electronic Vessel Control (EVC)<\/h2>\n<p>The Volvo Penta D8-550 is equipped with Volvo Penta\u2019s advanced Electronic Vessel Control platform.<\/p>\n<p>EVC features include:<\/p>\n<ul>\n<li>Engine monitoring<\/li>\n<li>Integrated diagnostics<\/li>\n<li>Electronic throttle and shift control<\/li>\n<li>Vessel systems integration<\/li>\n<li>Maintenance scheduling<\/li>\n<li>Performance monitoring<\/li>\n<\/ul>\n<p>The EVC system simplifies vessel operation while providing valuable engine data and diagnostics.<\/p>\n<h2>Long Service Life and Easy Maintenance<\/h2>\n<p>The D8-550 has been designed for maximum uptime and simplified servicing.<\/p>\n<p>Features include:<\/p>\n<ul>\n<li>Easily accessible maintenance points<\/li>\n<li>Advanced filtration systems<\/li>\n<li>Durable internal components<\/li>\n<li>Simplified service procedures<\/li>\n<li>Volvo Penta global support network<\/li>\n<\/ul>\n<p>Combined with Volvo Penta-approved lubricants and coolants, the D8-550 is engineered to provide thousands of hours of dependable operation.<\/p>\n<h2>Common Applications<\/h2>\n<p>The Volvo Penta D8-550 is commonly installed in:<\/p>\n<ul>\n<li>Luxury motor yachts<\/li>\n<li>Commercial workboats<\/li>\n<li>Passenger ferries<\/li>\n<li>Patrol vessels<\/li>\n<li>Pilot boats<\/li>\n<li>Fishing vessels<\/li>\n<li>Crew transfer vessels<\/li>\n<li>Offshore support craft<\/li>\n<li>Marine repower projects<\/li>\n<\/ul>\n<p>Its combination of horsepower, durability, and fuel efficiency makes it suitable for both recreational and commercial marine applications.<\/p>\n<h2>Why Choose the Volvo Penta D8-550 for Repower Projects?<\/h2>\n<p>The D8-550 is a popular repower solution for vessel owners replacing older diesel propulsion systems.<\/p>\n<p>Repower benefits include:<\/p>\n<ul>\n<li>Improved fuel economy<\/li>\n<li>Enhanced reliability<\/li>\n<li>Modern electronic controls<\/li>\n<li>Reduced maintenance requirements<\/li>\n<li>Improved performance<\/li>\n<li>Lower emissions<\/li>\n<li>Increased vessel value<\/li>\n<\/ul>\n<p>Titan Marine Diesel provides expert support for marine repower projects, including technical consultation, engine selection, and installation planning.<\/p>\n<h2>What\u2019s Included with the Engine?<\/h2>\n<p>Depending on configuration, engine packages may include:<\/p>\n<ul>\n<li>Volvo Penta D8-550 marine diesel engine<\/li>\n<li>Engine wiring harness<\/li>\n<li>Electronic control system<\/li>\n<li>Instrumentation package<\/li>\n<li>Engine mounts<\/li>\n<li>Operator documentation<\/li>\n<li>Warranty documentation<\/li>\n<\/ul>\n<p>Package contents may vary depending on vessel requirements and selected options.<\/p>\n<h2>Technical Features<\/h2>\n<ul>\n<li>Electronically controlled common-rail fuel injection<\/li>\n<li>Twin-entry turbocharger<\/li>\n<li>Charge air cooler<\/li>\n<li>Electronic Vessel Control (EVC)<\/li>\n<li>Advanced engine management system<\/li>\n<li>Compact installation footprint<\/li>\n<li>Heavy-duty construction<\/li>\n<li>Easily accessible service points<\/li>\n<li>Marine-grade components<\/li>\n<li>Long service interval design<\/li>\n<\/ul>\n<h2>Technical Specifications<\/h2>\n<table>\n<thead>\n<tr>\n<th>Specification<\/th>\n<th>Value<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Engine Model<\/td>\n<td>Volvo Penta D8-550<\/td>\n<\/tr>\n<tr>\n<td>Engine Type<\/td>\n<td>Marine Diesel Inboard Engine<\/td>\n<\/tr>\n<tr>\n<td>Horsepower<\/td>\n<td>550 HP<\/td>\n<\/tr>\n<tr>\n<td>Power Output<\/td>\n<td>405 kW<\/td>\n<\/tr>\n<tr>\n<td>Rated RPM<\/td>\n<td>2800 RPM<\/td>\n<\/tr>\n<tr>\n<td>Engine Series<\/td>\n<td>Volvo Penta D8 Series<\/td>\n<\/tr>\n<tr>\n<td>Cylinders<\/td>\n<td>6<\/td>\n<\/tr>\n<tr>\n<td>Displacement<\/td>\n<td>7.7 Liters<\/td>\n<\/tr>\n<tr>\n<td>Fuel System<\/td>\n<td>Common-Rail Fuel Injection<\/td>\n<\/tr>\n<tr>\n<td>Aspiration<\/td>\n<td>Twin-Entry Turbocharger with Charge Air Cooler<\/td>\n<\/tr>\n<tr>\n<td>Control System<\/td>\n<td>Electronic Vessel Control (EVC)<\/td>\n<\/tr>\n<tr>\n<td>Cooling System<\/td>\n<td>Heat Exchanger Cooling<\/td>\n<\/tr>\n<tr>\n<td>Fuel Type<\/td>\n<td>Diesel<\/td>\n<\/tr>\n<tr>\n<td>Engine Configuration<\/td>\n<td>Inline 6-Cylinder<\/td>\n<\/tr>\n<tr>\n<td>Emissions Compliance<\/td>\n<td>IMO NOx Tier II, EPA Tier 3, EU RCD Stage II<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Worldwide Shipping Available<\/h2>\n<p>Titan Marine Diesel supplies Volvo Penta marine engines worldwide for commercial vessels, recreational boats, marine repower projects, and new vessel construction.<\/p>\n<p>Available services include:<\/p>\n<ul>\n<li>Export crating<\/li>\n<li>International freight<\/li>\n<li>Port-to-port delivery<\/li>\n<li>Door-to-door shipping<\/li>\n<li>Export documentation support<\/li>\n<li>Global logistics coordination<\/li>\n<\/ul>\n<h2>Warranty Coverage<\/h2>\n<p>Every new Volvo Penta D8-550 supplied by Titan Marine Diesel includes manufacturer-backed warranty coverage, subject to Volvo Penta warranty registration requirements and applicable terms.<\/p>\n<p>Extended warranty options may be available for qualifying commercial and recreational applications.<\/p>\n<h2>Frequently Asked Questions<\/h2>\n<h3>What type of vessel is the Volvo Penta D8-550 best suited for?<\/h3>\n<p>The D8-550 is commonly installed in motor yachts, patrol vessels, passenger ferries, commercial workboats, fishing boats, and marine repower projects.<\/p>\n<h3>How many cylinders does the Volvo Penta D8-550 have?<\/h3>\n<p>The D8-550 features a 7.7-liter inline six-cylinder diesel engine configuration.<\/p>\n<h3>Does the D8-550 support Electronic Vessel Control?<\/h3>\n<p>Yes. The engine is fully compatible with Volvo Penta\u2019s Electronic Vessel Control (EVC) platform.<\/p>\n<h3>Is the D8-550 suitable for commercial applications?<\/h3>\n<p>Yes. The engine is widely used in workboats, passenger vessels, pilot boats, patrol craft, and commercial marine operations.<\/p>\n<h3>Is the D8-550 suitable for repower projects?<\/h3>\n<p>Yes. Its compact dimensions, strong torque output, and modern controls make it an excellent replacement for older marine diesel engines.<\/p>\n<h3>Can the engine be shipped internationally?<\/h3>\n<p>Yes. Titan Marine Diesel provides worldwide shipping and export logistics support.<\/p>\n<h3>Does the engine include warranty coverage?<\/h3>\n<p>Yes. Manufacturer-backed warranty coverage is included subject to Volvo Penta warranty registration requirements.<\/p>\n<h2>Request a Quote<\/h2>\n<p>Interested in the Volvo Penta D8-550 Marine Diesel Inboard Engine?<\/p>\n<p>Contact Titan Marine Diesel today for availability, lead times, worldwide shipping options, technical guidance, and a customized quotation tailored to your vessel and propulsion requirements.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The <strong data-start=\"4101\" data-end=\"4126\">Volvo D8 engine specs<\/strong> emphasize durability. The engine is built with a <strong data-start=\"4176\" data-end=\"4202\">robust cast-iron block<\/strong>, <strong data-start=\"4204\" data-end=\"4231\">heavy-duty engine cover<\/strong>, and <strong data-start=\"4237\" data-end=\"4266\">accessible service points<\/strong>, making routine maintenance straightforward.<\/p>\n","protected":false},"featured_media":4497,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[83,62],"product_tag":[],"class_list":["post-4496","product","type-product","status-publish","has-post-thumbnail","product_cat-volvo-penta-d8-series","product_cat-volvo-penta-marine-engines","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product\/4496","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/comments?post=4496"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/media\/4497"}],"wp:attachment":[{"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/media?parent=4496"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product_brand?post=4496"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product_cat?post=4496"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product_tag?post=4496"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}