TECHNICAL SPOTLIGHT

Start with your engine horsepower. That gets you into the right range straight away. Yamaha props are built around specific HP brackets, shaft sizes, and spline counts. If you are outside that range, nothing else matters. You can shop directly by engine size here: Yamaha Propellers. Or go straight into your HP category: Yamaha 2.5HP Propellers Yamaha 5HP Propellers That removes 90 percent of the wrong options straight away. Step 1: Check Your Yamaha RPM Range First Before you buy anything, loo …

When people start looking at boat propellers in Australia, most are running the same thing. An aluminium prop that came with the motor. It works. But once you load the boat up or head offshore, it starts showing its limits. We get this every week. Someone calls up running a 115 or 150, says the engine is revving but the boat feels lazy. It takes too long to get on a plane with a few people onboard. Burns more fuel than it should. That’s usually the prop. Aluminium vs Stainless Boat Propell …

Boat propellers make or break how your boat runs. If the setup is wrong, you feel it straight away. The boat struggles to get on plane, fuel use climbs, and the engine never quite sounds right. If it is dialled in properly, everything settles. It lifts cleanly, holds speed, and the engine sits exactly where it should. Most people only look at boat props when something goes wrong. That is usually when the guesswork starts and money gets wasted. This guide will show you how to get it right the fir …