{"id":25912,"date":"2017-03-02T10:30:23","date_gmt":"2017-03-02T09:30:23","guid":{"rendered":"https:\/\/ab-marineservice.com\/product\/impeller-pump-yanmar-2gm20-3gm30\/"},"modified":"2026-06-13T12:51:28","modified_gmt":"2026-06-13T10:51:28","slug":"impeller-pump-yanmar-2gmf-3gmf-cooling-water-pump","status":"publish","type":"product","link":"https:\/\/ab-marineservice.com\/en\/product\/impeller-pump-yanmar-2gmf-3gmf-cooling-water-pump\/","title":{"rendered":"Impeller pump Yanmar 2GMF\/ 3GMF cooling water pump"},"content":{"rendered":"<p>With the help of this impeller pump from Yanmar for 2GMF and 3GMF engines you ensure that your cooling water system functions perfectly again. The <a href=\"https:\/\/ab-marineservice.com\/en\/product-categories\/cooling-parts\/impeller-pumps\/impellers-en\/\">impeller<\/a>, the rubber part that pumps cooling water around, should be replaced at least every few years, preferably during the winter break. For this pump the supplied <a href=\"https:\/\/ab-marineservice.com\/en\/product\/impeller-johnson-09-810b-1-09-810b-9\/\">impeller model<\/a> can also be ordered separately.<\/p>\n<h2>Impeller pump Yanmar 2GMF\/ 3GMF Indirect cooling<\/h2>\n<p>This top quality replacement impeller pump for Yanmar 2GMF and 3GMF engines is part of a indirect cooled system. This means that the water around your ship exchanges heat with the coolant in your engine. The further difference with the <a href=\"https:\/\/ab-marineservice.com\/en\/product\/impeller-pump-yanmar-2gm-3gm-cooling-water-pump-direct-cooled\/\">2GM 3GM<\/a> variation is the thickness of the machined cam that resides in the impeller pump housing. For the impeller pump Yanmar 2GMF and 3GMF indirect cooled engine it is twice as thick \u2014 4mm versus 2mm. Is the difference between these two parts still not completely clear to you? Does not matter! Please <a href=\"https:\/\/ab-marineservice.com\/en\/contact\/\">contact us<\/a>, so we can help you choose the right impeller pump.<\/p>\n<h2>Impeller pump Yanmar 2GMF\/ 3GMF Specifications<\/h2>\n<p>To make sure you buy the Yanmar impeller pump that fits your 2GMF or 3GMF engine, we list the specifications for you here:<\/p>\n<ul>\n<li>Connection size (inner diameter): <strong>1\/2&#8243; hose<\/strong><\/li>\n<li>Connection size (outer diameter): <strong>3\/4&#8243; hose<\/strong><\/li>\n<li>Pump diameter (LxWxH): <strong>91 mm x 114 mm x 76 mm<\/strong><\/li>\n<li>Pump weight (approx.): <strong>4.0 lbs (1.82 kg)<\/strong><\/li>\n<li>Replaces original Yanmar pump p\/n: <strong>128397-42500, 128990-42500<\/strong><\/li>\n<li>Replacing Johnson pump p\/n: <strong>10-24509-01, 10-13337-01, 10-24509-02<\/strong><\/li>\n<\/ul>\n<p>Please note that the individual parts of your new impeller pump are <i>not<\/i> interchangeable with those of the original pump. The system must therefore be replaced in its entirety. The mechanical seal, ball bearing, shaft and machined pulley \u2014 including washer and nut \u2014 have been modified for better performance. You will also benefit from the following:<\/p>\n<ul>\n<li>Plug &amp; Play-replacement<\/li>\n<li>Simple and compact design (less parts)<\/li>\n<li>High-quality, heavy-duty and seawater-resistant bronze pump housing<\/li>\n<li>Flexible impellers in self-lubricating rubber for better performance and a long service life<\/li>\n<li>Shaft of high-quality stainless steel (3X series non-magnetic)<\/li>\n<li>Mechanical seal instead of lip seal<\/li>\n<li>One piece machined steel pulley<\/li>\n<li>Cam-Less Design \/ Cam is machined into the body<\/li>\n<\/ul>\n<h2>To order an Impeller pump Yanmar 2GMF 3GMF:<\/h2>\n<p>AB Marine Service is the place to order your Yanmar Impeller Pump for 2GM and 3GM systems! All other components of your <a href=\"https:\/\/ab-marineservice.com\/en\/product-categories\/cooling-parts\/\">cooling water system<\/a> are also available from us. Immediately experience improved performance and benefit from simplified maintenance thanks to a reduced number of parts. The impeller itself is the only component you&#8217;ll need to replace every few years \u2014 or more often. In any case, do this before launching your ship again after the winter break. Would you like more information before you decide to order an impeller pump for Yanmar 2GMF and 3GMF engines? Then we are happy to provide that for you! Pick up the phone or send us an email and we&#8217;ll answer all your questions.<\/p>\n<p><iframe loading=\"lazy\" title=\"#JPR-YM08IH JMP MARINE YANMAR REPLACEMENT ENGINE COOLING PUMP\" src=\"https:\/\/www.youtube.com\/embed\/nAKt_iO3Lxg\" width=\"1250\" height=\"703\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>Pump is supplied including impeller.<\/strong><\/p>\n<p>This top quality impeller pump for Yanmar 2GMF and 3GMF engines does not compromise on quality for an original model from Ancor, Jansco, Johnson or Sherwood. In fact, this Yanmar variant is an improved version of the above and of the Yanmar 128397-42500! It has a hose connection of 18.00 mm and is suitable for the following Yanmar engines:<\/p>\n<ul>\n<li>2GMF<\/li>\n<li>3GMF<\/li>\n<li>2YM<\/li>\n<li>3YM<\/li>\n<li>2GM20F<\/li>\n<li>3GM30F<\/li>\n<li>2YM15<\/li>\n<li>3YM20<\/li>\n<li>3YM30 &#8211; early models<\/li>\n<li>1GM10<\/li>\n<li>2GM20(F)<\/li>\n<li>3HM35(F)<\/li>\n<li>2GM<\/li>\n<li>3GM<\/li>\n<li>2QM<\/li>\n<li>2GM20<\/li>\n<li>3GM30 \u2013 early models<\/li>\n<li>1GM10(C)<\/li>\n<li>2GM20(C)<\/li>\n<li>3GM30(C)<\/li>\n<li>3HM35(C)<\/li>\n<\/ul>\n","protected":false},"featured_media":25917,"comment_status":"open","ping_status":"closed","template":"","meta":[],"location":[3906],"product_brand":[28200],"product_cat":[2510,2512,2727],"product_tag":[],"class_list":{"0":"post-25912","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"location-dintra","7":"product_brand-jmp-u-s-a-marine","8":"product_cat-impeller-pumps","9":"product_cat-engine-specific","10":"product_cat-yanmar-engine-specific","11":"product_shipping_class-parcel-0-10-kg","12":"pa_motor-type-1gm10-en","13":"pa_motor-type-2gm-en","14":"pa_motor-type-2gm20-en","15":"pa_motor-type-2gm20c-en","16":"pa_motor-type-2gm20f-en","17":"pa_motor-type-2gm20f-yeu-en","18":"pa_motor-type-2gm20fc-yeu-en","19":"pa_motor-type-2gmf-en","20":"pa_motor-type-2qm-en","21":"pa_motor-type-2ym15-en","22":"pa_motor-type-3gm-en","23":"pa_motor-type-3gm30-en","24":"pa_motor-type-3gm30c-en","25":"pa_motor-type-3gm30f-en","26":"pa_motor-type-3gm30f-yeu-en","27":"pa_motor-type-3gm30fc-yeu-en","28":"pa_motor-type-3gmf-en","29":"pa_motor-type-3hm35-en","30":"pa_motor-type-3hm35f-en","31":"pa_motor-type-3ym20-en","32":"pa_motor-type-3ym30-en","34":"first","35":"instock","36":"sale","37":"taxable","38":"shipping-taxable","39":"purchasable","40":"product-type-simple"},"group_of_quantity":0,"min_quantity":0,"max_quantity":"","exclude_order_quantity_value_rules":"no","exclude_category_quantity_rules":"no","combine_variations":"no","locations":[{"id":3906,"name":"Dintra","slug":"dintra","quantity":""}],"_links":{"self":[{"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/product\/25912","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/comments?post=25912"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/media\/25917"}],"wp:attachment":[{"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/media?parent=25912"}],"wp:term":[{"taxonomy":"location","embeddable":true,"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/location?post=25912"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/product_brand?post=25912"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/product_cat?post=25912"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/product_tag?post=25912"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}