Crusader Marine Cooling Systems in 1986 Carver with twin Crusader engines into salt water

David, Thanks for your inquiry and the opportunity at earning your business. Fresh Water Cooling is considered closed cooling whereas raw water cooling is open cooling. Using the link below you can read a few tech articles outlining the specifics regarding various marine cooling systems. However based on the engines being 1986 model I will […]

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Mercury Marine takes over future responsibility for Cummins Mercruiser Diesel Engines.

Mercury Marine announced it will take over future responsibility for worldwide sales, service, distribution and support of the Cummins MerCruiser Diesel range of high-speed diesel marine engine systems (less than five-liter displacement), including the TDI/SDI ranges of Volkswagen engines. Read More….

Posted in Industry News

Mercruiser Parts – Marine Exhaust System in a Carver boat with two 3.7 1989 4 cyl Mercruiser engines that have closed cooling systems. Do I ever need to replace the manifolds on these engines?

Gary, Typically engines with closed cooling would have the manifold replaced every 15 – 20 years and the riser every 5 – 10 when used in salt water. Using the link below you can add your selected product(s) to your shopping cart and the shipping estimator located at the bottom of the shopping cart page […]

Posted in Customer Forums

Mercruiser Parts – Closed Cooling System for 2002 – 2010 Carb 4.3L V6 & 5.0/5.7L V8 with Dry Joint Exhaust

David, Having been involved with the design and development of Mercruiser cooling and exhaust systems for many years up until 2002 I’m quite familiar with the closed systems and their requirements. The only time you would really need an additional pump would be if you operate in water temperatures in excess of 90F which I […]

Mercruiser Parts – 1986 Four Winns bowrider with a Mercruiser 3.0L Marine Engine, is this the proper balancer for the boat part Mercruiser part number 55045t

Monty, Yes this would be the correct balancer for a 1986 model 3.0L Mercruiser Marine engine. Using the link below you can add your selected product(s) to your shopping cart and the shipping estimator located at the bottom of the shopping cart page will give you a shipping cost based on your specific postal code. […]

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Mercruiser Parts & Transom Assembly – Differences in Mercruiser 6211002NZ Bravo Transom Assemblies

 The 6211002NZ is the standard Bravo transom assembly. The 6311002NZ is the Magnum transom which is typically used on engines over 300 Hp with Bravo sterndrives while running higher speed applications. My recommendation for you would be unless you are running a boat with a top speed over 60 Mph I would go with the […]

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Mercruiser Parts & Sterndrives – Replacement Mercruiser Alpha Sterndrives

Chad, Yes this is a complete replacement Mercruiser lower unit NOT just the housing. About the only thing you need to do to make sure this is the correct one is to view the link below and make sure yours is a generation 2 versus generation 1 sterndrive model. Using the link below you can […]

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Mercruiser Parts Bravo 3 Propeller p/n 823662A60 – How are they priced?

The Bravo 3 propellers are sold individually. Using the link below you can add your selected product(s) to your shopping cart and the shipping estimator located at the bottom of the shopping cart page will give you a shipping cost based on your specific postal code. Let me know if you need any further technical […]

Posted in Customer Forums

Mercruiser Carburetor’s and Parts p/n 3310-866614A02 for 1995 135 Hp 3.0L Alpha Marine Engine

Jim, Thanks for your inquiry and the opportunity at earning your business. I’m having trouble finding your carb as that original part number does not match anything. The carb you are showing p/n 3310-866140A02 is for a later model engine than what you have. Using the link below you can add your selected product(s) to […]

Posted in Customer Forums

Replacement Mercruiser Alpha Gen 1 Sterndrives

Scott, Thanks for your inquiry and the opportunity at earning your business. Using the link below to the new Mercruiser Alpha Generation 1 sterndrive you can add your selected product(s) to your shopping cart and the shipping estimator located at the bottom of the shopping cart page will give you a shipping cost based on […]

Posted in Customer Forums


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