THE DEFINITIVE GUIDE TO YAMAHA OUTBOARD MOTORS

picking out the right prop should really result in your engine running in the intended rpm assortment at Wide open up Throttle (WOT). Your operator’s handbook must contain this spec—ordinarily 5000–5500rpm for an outboard or 4200-5000rpm for a sterndrive—or your mechanic or dealer may know. stainless-steel offers a performance benefit abov