Mercruiser Block ID Codes – 6 Cylinder Engines

The model of Mercruiser Engine can be determined by looking at the last letters of the engine code which is stamped in all complete Marine Longblocks by General Motors at the time of assembly. If the serial number and/or model decals are missing, the Marine Engine code will help to determine the specific engine model/vintage. […]

Mercruiser Block ID Codes – 4 Cylinder Engine

The model of Mercruiser 3.0L 4 Cylinder Engine can be determined by looking at the last letters of the engine code which is stamped in all complete Marine Longblocks by General Motors at the time of assembly. If the serial number and/or model decals are missing the marine engine code will help to determine the […]

Mercruiser Trim Sender & Limit Switch Replacement

This video illustrates Step By Step instructions on how to quickly and easily change out the Mercruiser Trim Limit Sender & Switch for a Bravo sterndrive. We have a variety of other Mercruiser Parts videos as well as a complete lineup of Mercury Outboard Parts and Marine Engines.   Open Technical Article Service Bulletin……Service Bulletin […]

Posted in Video Library

Mercruiser Seawater Pump Replacement Options

  Dave, Thanks for your inquiry regarding Mercruiser Parts and the opportunity at earning your Marine Parts business. Although this raw water pump will work just fine for that application it isn’t commonly used for that purpose. Probably the reason for this being that removing the other raw water pump affects belt routing, etc. Regarding […]

Posted in Customer Forums

Oil Pump Priming Instructions

IMPORTANT:Ā Remanufactured Marine Longblock Engines are temporarily fit with electrical systems, fresh water cooling systems, and premium fuel to perform a series of ā€œHot-Testā€ validations for quality control purposes. Thereafter, the engine oil drains back into the pan and loses its lubrication value from the valve-train and cylinder walls. Mercruiser REQUIRES the installer to perform an […]

Marine Closed Cooling System for a 1990 Cobalt with a Mercruiser 7.4 390 Hp Marine Engine and Bravo One Sterndrive

Kris, Here would be the best options for you for that particular Mercruiser Marine Engine. Using the links below you can add your selected Mercruiser Cooling Systems 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 […]

Posted in Customer Forums

Mercruiser Sterndrives Gear Lube Capacities

Performance Product Technologies is your one stop shop forĀ Mercruiser SterndrivesĀ Gear Lube Capacities and other Marine PartsĀ Technical Articles. The link below will take you directly the the capacity chart that lists out the Mercruiser Sterndrive Gear Lube capacities for the Alpha and Bravo SterndriveĀ products. Select this link to go directly to the chart for Mercruiser Sterndrive […]

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What is Inboard Engine Water Ingestion – Background and How to Check

IMPORTANT: A check for water intrusion should be performed on all new Marine Engines with thru transom and  Thru Hull Exhaust Systems. Two methods can be used to check for water in the Marine Exhaust Manifolds. The simplest and least time‑consuming way is the exhaust elbow removal method. With this method, however, it is difficult […]

Posted in Uncategorized

Mercury Outboard Parts – MERCURY : 135/150/175/200 XR6/MAGNUM III/140 JET (CARB) THERMOSTAT

Mark, Thanks for your inquiry and the opportunity at earning your business. Below you will find a link to the complete line of Mercury Outboard Parts as well as Mercruiser Parts. 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 […]

Posted in Customer Forums

Dry Joint Exhaust – How to Position the Restrictor vs Full Flow Gasket

PPT’s Engineering Background with Marine Exhaust Systems Due to our engineering background at MerCruiser with Marine Exhaust Systems we’re regularly asked about the positioning of the Dry Joint Exhaust System full flow gasket versus the restrictor gasket, along with which directional orientation is correct for the restrcitor hole itself. Without going into too much detail […]



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