{"product_id":"msv-racing-high-flow-rz350-impeller-shaft-kit","title":"MSV Racing High Flow RZ350 Impeller\/Shaft Kit","description":"\u003c!--StartFragment --\u003e\n\u003ch1\u003e\u003cspan\u003eMSV Racing High-Flow Water Pump Impeller \u0026amp; DLC Shaft Kit for Yamaha RZ350\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Up to 20°F Cooler\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ +2.0 GPM More Coolant Flow Than OEM\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ DLC-Coated Shaft That Will Never Wear Out\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Yamaha RZ350 is one of the most iconic two-stroke street bikes ever built, but like any performance machine, horsepower creates heat.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe MSV Racing High-Flow Impeller \u0026amp; DLC Shaft Kit was engineered to dramatically improve coolant flow, reduce operating temperatures, and help prevent power-robbing heat soak in both stock and modified RZ350 engines.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFlow testing showed the MSV Racing design outflows OEM and competing aftermarket impellers while reducing operating temperatures by up to 20°F.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProven Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Up to 20°F Lower Operating Temperatures\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Up to 2.0 GPM More Flow Than OEM\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Up to 1.5 GPM More Flow Than Competing Aftermarket Impellers\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Reduced Heat Soak\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Improved Cooling Efficiency\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ DLC-Coated Shaft for Extreme Durability\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Includes Bearing and Gasket\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Direct Bolt-On Installation\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eReal-World Proven Results\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e★★★★★\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cem\u003e\u003cspan\u003e\"The results were much better than I expected! I was thinking at best that it might drop 5°, maybe 10° at most, but I saw over a 20° drop my first session with the MSV impeller.\"\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e— Mark Morrow\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOwner, Mark Morrow Road Racing School \u0026amp; Services\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFormer Headmaster and Creator of the AHRMA Academy of Road Racing\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e★★★★★\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cem\u003e\u003cspan\u003e\"Upon starting my RZ and letting it warm up on the stand, I could already tell a difference. It stayed cooler on the temp gauge. Even when revving it you can watch the needle drop as the RPM increases. The real test came during a 150-mile Memorial Day weekend ride. Temps climbed into the upper 80s and the RZ ran cooler the entire time. Even sitting in traffic it never overheated. I'm sold! A must-have for stock or built RZs.\"\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e— Steve Heisler\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e★★★★★\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cem\u003e\u003cspan\u003e\"Very happy with this product. It maintained temperature during 90+ degree summer weather and now that temperatures have cooled off in the Northeast, it actually runs a little below halfway on the gauge with a 50°C thermostat on my street RZ.\"\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e— Wayne Johnson\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e★★★★★\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cem\u003e\u003cspan\u003e\"I had the bike apart anyway so I figured why not optimize it? The biggest surprise was while synchronizing the carbs. I thought for sure I would need a fan for airflow, but it really never got hot—not in the least. So, yeah...it makes a difference.\"\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e— Clifford\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Cooling Matters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEvery horsepower generated by your RZ350 creates heat that must be removed by the cooling system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAs engine temperatures rise:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePower decreases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeat soak increases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConsistency suffers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEngine stress increases\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eKeeping coolant temperatures under control helps maintain performance and reliability whether you're riding on the street, canyon carving, track riding, or road racing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eMore Coolant Flow = More Cooling Capacity\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe MSV Racing Impeller was specifically engineered to maximize coolant flow through the RZ350 cooling system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFlow testing demonstrated:\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFlow Comparison\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOEM Impeller = Baseline\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMSV Racing Impeller = +2.0 GPM Average Flow Increase\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCompeting Aftermarket Impellers = Lower Flow\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMSV Racing Impeller = +1.5 GPM Average Flow Increase\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIncreasing coolant flow reduces the cycle time between the engine and radiator, allowing heat to be removed faster and more efficiently.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe result is lower temperatures and more consistent engine performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eEngineered for Maximum Efficiency\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eHigh-Flow 7075-T6 Billet Impeller\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePrecision machined from premium 7075-T6-511 aluminum, the impeller was designed to optimize the RZ350 water pump housing for maximum flow and efficiency.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePrecision Ground Stainless Steel Shaft\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe shaft is manufactured from premium 304 stainless steel and incorporates a reduced-diameter cooling-port section developed through FEA analysis.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBenefits include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eImproved coolant entry into the impeller\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduced turbulence\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduced backpressure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncreased flow efficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExceptional strength\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eDLC-Coated Shaft Technology\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUnlike conventional shafts, the MSV Racing shaft receives a Diamond-Like Carbon (DLC) coating.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBenefits include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Extreme Wear Resistance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Self-Lubricating Surface\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Reduced Seal Drag\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Longer Seal Life\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Corrosion Resistance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e✔ Virtually Zero Shaft Wear\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DLC coating measures approximately 2500 HV on the Vickers hardness scale—more than three times harder than many heat-treated steels.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSimply Put:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe shaft is engineered to last the life of the motorcycle.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eComplete Kit Includes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHigh-Flow Billet Impeller\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDLC-Coated Stainless Steel Shaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKoyo Bearing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCustom Laser-Cut Gasket\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEverything needed for installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKeep Your RZ350 Running Cooler and Stronger\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhether you're restoring a classic RZ350, building a high-performance street bike, or competing on the track, the MSV Racing High-Flow Impeller \u0026amp; DLC Shaft Kit delivers cooling performance that OEM simply cannot match.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMSV Racing—Engineering the Future of Two-Stroke Performance.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!--EndFragment --\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c!--EndFragment --\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"MSV Racing Powersports","offers":[{"title":"Default Title","offer_id":46147103359129,"sku":null,"price":159.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0714\/2611\/3689\/files\/5dae2365-Square.jpg?v=1770656995","url":"https:\/\/msvracingpowersports.com\/products\/msv-racing-high-flow-rz350-impeller-shaft-kit","provider":"MSV Racing","version":"1.0","type":"link"}