Yanmar 2GMF 3GMF Replacement Water Pump with Impeller – High-Quality Marine Engine Pump Looking for a reliable replacement water pump for your Yanmar 2GMF or 3GMF marine engine ? This premium impeller pump is a high-quality alternative to original Yanmar models and comes complete with impeller included . Designed to replace the Yanmar 128397-42500 pump , this model is fully compatible with a wide range of Yanmar inboard diesel engines. It delivers the same (or better) performance as OEM pumps from Ancor, Jansco, Johnson, and Sherwood , but at a better price point. 🔧 Compatible Yanmar Marine Engine Models: This impeller pump fits the following Yanmar engines: Yanmar 2GMF, 3GMF 2YM, 3YM (including early models) 2GM20F, 3GM30F 2YM15, 3YM20, 3YM30 2GM, 2GM20, 2GM20(F), 2GM20(C) 3GM, 3GM30, 3GM30(C), 3GM30(F) 3HM35, 3HM35(C) 2QM 📏 Pump Specifications: Hose connection (inner diameter): 1/2" Hose connection (outer diameter): 3/4" Pump dimensions (L x W x H): 91 mm x 114 mm x 76 mm Weight: Approx. 4.0 lbs (1.82 kg) Hose fitting size: 18.00 mm Replaces Yanmar part numbers: 128397-42500, 128990-42500 Replaces Johnson Pump part numbers: 10-24509-01, 10-13337-01, 10-24509-02 💡 Why Choose This Yanmar Replacement Pump? Direct fit for multiple Yanmar marine engines Improved design compared to original Yanmar pump Built from corrosion-resistant, marine-grade materials Impeller included – no need to buy separately Affordable alternative to OEM parts This Yanmar marine water pump is perfect for boat owners, marine mechanics, and DIY enthusiasts looking for a durable, cost-effective, and easy-to-install solution for engine cooling system maintenance.
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