Hi, I am a new member here. I was wondering if anyone knew what prop was o/e on a 1986 omc 4.3 800 series stern drive? I just bought a 1986 seaswirl and it seems to run good but the tach indicates it only turns at 3200 rpm's and the speedo say's it goes 32mph. It has a 14 1/2: 19 prop and it...