{"id":104006,"date":"2025-09-12T14:48:21","date_gmt":"2025-09-12T12:48:21","guid":{"rendered":"https:\/\/boat-service.ee\/pood\/uncategorized\/mercury-racing-r300-v8-r\/"},"modified":"2025-09-12T14:48:21","modified_gmt":"2025-09-12T12:48:21","slug":"mercury-racing-r300-v8-r","status":"publish","type":"product","link":"https:\/\/boat-service.ee\/en\/shop\/mootorid-en\/mercury-en\/mercury-r-series-60-400hj-en\/mercury-racing-r300-v8-r\/","title":{"rendered":"Mercury Racing R300  (V8 R)"},"content":{"rendered":"<p>The Mercury Racing 300R outboard brings true racing DNA to modern high-performance boats. It is designed for boaters who demand aggressive acceleration, confident high-speed control and proven durability. Advanced R-Series engineering is combined with a compact and versatile configuration.<\/p>\n<p>Powered by a naturally aspirated 4.6L V8 with dual overhead camshafts and 32 valves, the 300R delivers instant throttle response. Strong torque is available throughout the rpm range. It is an ideal choice for replacing a high-output two-stroke or powering a new performance build.<\/p>\n<p>The 15-inch Heavy Duty Conventional MidSection (HD CMS) is built to withstand extreme conditions. Forged transom brackets, solid mounts and a robust single-ram trim system with a remote pump provide stability and confidence at high speeds.<\/p>\n<p>Multiple rigging options allow near-custom configuration. Choose digital or mechanical throttle and shift, hydraulic or power steering, and TorqueMaster or Sport Master gearcases. Each option allows the engine to be matched precisely to your performance goals.<\/p>\n<p>Compact, capable and uncompromising, the Mercury Racing 300R is built for precision handling and explosive acceleration. It delivers long-term durability in demanding high-performance boating environments.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>Mercury Racing 300R<\/strong> is a high-performance V8 outboard engineered for extreme acceleration, precise handling and uncompromising reliability. Built on advanced R-Series four-stroke technology, the 300R delivers race-proven power for high-performance sport boats, bass boats and offshore-inspired applications.<\/p>\n<ul>\n<li>4.6L naturally aspirated V8 racing engine<\/li>\n<li>15-inch Heavy Duty Conventional MidSection (HD CMS)<\/li>\n<li>TorqueMaster or Sport Master gearcase options<\/li>\n<li>Digital or mechanical throttle &amp; shift<\/li>\n<\/ul>\n<p><strong>Technical data<\/strong><\/p>\n<table>\n<tr>\n<td>Engine<\/td>\n<td>Mercury Racing 300R<\/td>\n<\/tr>\n<tr>\n<td>Horsepower<\/td>\n<td>300 HP \/ 224 kW<\/td>\n<\/tr>\n<tr>\n<td>WOT RPM<\/td>\n<td>5800 \u2013 6400<\/td>\n<\/tr>\n<tr>\n<td>Engine Type<\/td>\n<td>V8 (32-valve DOHC), naturally aspirated, four-stroke<\/td>\n<\/tr>\n<tr>\n<td>Displacement<\/td>\n<td>4.6 L \/ 279 CID<\/td>\n<\/tr>\n<tr>\n<td>Induction System<\/td>\n<td>Custom Racing Short-Runner Intake Manifold<\/td>\n<\/tr>\n<tr>\n<td>Fuel Requirement<\/td>\n<td>Unleaded 87 Octane (R+M\/2) or 90 RON<\/td>\n<\/tr>\n<tr>\n<td>Oil Requirement<\/td>\n<td>MRX 10W-30 or Mercury 10W-30 Full Synthetic<\/td>\n<\/tr>\n<tr>\n<td>Charging Output<\/td>\n<td>115 A \/ 1449 W (AMS) or 85 A \/ 1071 W (CMS)<\/td>\n<\/tr>\n<tr>\n<td>Throttle &amp; Shift<\/td>\n<td>Digital (DTS) or Mechanical<\/td>\n<\/tr>\n<tr>\n<td>Midsection<\/td>\n<td>Heavy Duty Short MidSection with solid mounts and remote trim pump<\/td>\n<\/tr>\n<tr>\n<td>Gearcase<\/td>\n<td>TorqueMaster or Sport Master<\/td>\n<\/tr>\n<tr>\n<td>Gear Ratio<\/td>\n<td>TorqueMaster 1.75 \/ Sport Master 1.60 or 1.75<\/td>\n<\/tr>\n<tr>\n<td>Dry Weight<\/td>\n<td>545 lbs \/ 247 kg<\/td>\n<\/tr>\n<\/table>\n","protected":false},"featured_media":104003,"template":"","meta":[],"product_brand":[3213],"product_cat":[362,3443,121],"product_tag":[],"class_list":{"0":"post-104006","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-mercury","7":"product_cat-mercury-en","8":"product_cat-mercury-r-series-60-400hj-en","9":"product_cat-mootorid-en","10":"product_shipping_class-rasked","11":"tm-no-options","13":"first","14":"instock","15":"sale","16":"taxable","17":"shipping-taxable","18":"purchasable","19":"product-type-variable"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Mercury Racing 300R Outboard \u2013 4.6L V8 R-Series Engine<\/title>\n<meta name=\"description\" content=\"Mercury Racing 300R delivers explosive acceleration and precise high-speed control. 4.6L V8 R-Series, HD 15-inch midsection, DTS or mechanical controls, 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