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Most boaters know that pitch and diameter matter, but there are a few lesser-known factors that can make a big difference in how your boat performs. These are the things we see every day in the shop that are often overlooked. Your Engine’s RPM Range Matters More Than Speed Many boat owners focus on top speed, but your engine is designed to run within a specific wide open throttle RPM range. If your prop is too aggressive, your engine may never reach that range, which puts extra strain on i …

Upgrading your boat with Garmin Marine electronics is one of the best ways to improve navigation, safety, and overall time on the water. With so many options available, choosing the right setup can feel overwhelming, especially if you are new to marine electronics. This guide breaks down what you actually need and how to choose the right Garmin system for your boat. What Are Garmin Marine Electronics? Garmin offers a full lineup of marine electronics including chartplotters, fishfinders, radar, …

Outboard engine hours are one of the most common indicators used to evaluate condition, reliability, and long term value. For boat owners and buyers, understanding how engine hours relate to performance and lifespan is essential when maintaining or assessing an outboard. Modern outboards, including those from Mercury Marine, are designed for durability and can deliver thousands of hours of operation when properly maintained. However, engine hours alone do not determine overall condition. Outboar …

Choosing the correct propeller is one of the most important factors in overall boat performance. The right propeller directly affects acceleration, top speed, fuel efficiency, engine load, handling, and long-term reliability. This guide is designed to help boat owners understand how propeller selection works and why proper sizing and setup matter in real-world use. We will revisit the fundamentals and then dive deeper into how propeller form, fit, and function influence performance across diffe …

SAE 90 vs 80W 90 Marine Gear Lube SAE 90 and 80W 90 marine gear lubes can have similar viscosity at operating temperature, but they are not always interchangeable. The correct choice depends on the lower unit design, manufacturer guidance, and whether the oil is specifically formulated for marine use. Lower units operate in harsh conditions. They are submerged, exposed to water intrusion risk, and experience high load at low speeds. Using the wrong gear lube can lead to accelerated wear, corrosi …