Selecting the correct prop ought to bring about your engine managing in the built rpm variety at large Open Throttle (WOT). Your operator’s guide really should include this spec—generally 5000–5500rpm for an outboard or 4200-5000rpm to get a sterndrive—or your mechanic or supplier could know.

When deciding upon your Mercury propellers, be sure you consult your company manual for that suggested WOT and RPM assortment in your engine. never get worried if this appears perplexing, Wholesale maritime delivers an easy-to-use Mercury prop selector tool so that you’ll know accurately read more which Mercury Marine propellers you’ll require.

picking out the proper propeller depends on a number of factors, such as the type of boat you very own, your boating activities, and your effectiveness wants.

Turning level Propellers use a squeeze casting system to generate thinner blades. The producer boasts stainless efficiency at aluminum price ranges.

stainless-steel propellers offer you much better general performance and longevity but at an increased Charge. Aluminum propellers are more finances-helpful and simpler to restore, building them a good selection for everyday boaters.

If you modify configurations, in some cases running gentle and various occasions loaded with camping products, two props with unique pitches make sense. There are two approaches it is possible to tailor your prop’s pitch to match a range of situations: carry two entire props or two modular props with unique pitch.

Conversely, a two-inch lessen in pitch will lead to a boost of three hundred to four hundred rpm. Going back again towards the issue of functionality at WOT, if your engine is underneath revving, take into consideration a propeller with a lot less pitch. When your engine is above revving, contemplate a propeller with extra pitch.

Just enter your present propeller model quantity (forty eight-816702A40 ), and also the prop guidebook will Show all matches that we feature in your current boat prop.

effectiveness tuned rake angles incorporate to boat carry and General general performance. Tuned progressive pitch angles minimizes slip and will increase fuel financial system. Squeeze Solid...

you are able to tune your boat’s engine until the cows arrive home, but Should your prop is ruined or of the wrong diameter or pitch, you’re not likely to get the boat overall performance you want. West Marine offers a number of substitute boat propellers, together with outboard and inboard/outboard (I/O) motor propellers.

should you detect that your Mercury outboard engine just isn't jogging at ideal general performance, it could be time for you to Consider your Mercury propellers. A boat’s propeller is just like the tires on your car, with out it, you are not likely to get very much.

Engine rpms and pitch are inversely connected. escalating the pitch will decrease engine rpms and decreasing the pitch will maximize engine rpms. As a general rule, a two-inch boost in pitch will cause a reduction of 300 to 400 rpm.

there is a non thru-hub exhaust if there isn't any exhaust holes on the engine gearcase throughout the prop shaft. Prop Splines

you do have a non thru-hub exhaust if there isn't any exhaust holes about the engine gearcase around the prop shaft. Prop Splines