At present, my 95 Javelin 379 DC is equipped with a 96 Johnson 150 Fast Strike with a Raker 14 1/2 X 24 SS 3 blade prop. I get on plane rather quickly (after doing a 15' wheelie!) and WOT seems to be 4800, GPS speed sez 58, but my speedo is showing 60-64. I have a manual jackplate :( , and with...
