New to Boating, Purchased a 1988 thompson 200 carrera this fall, 4.3l lx 1.81 alpha one outdrive, I think boat weighs about 2600lbs,took boat out with previous owner, speed with a 17 pitchx14.5 diameter prop alum. 5 people was 37 mph, wot. was thinking of going with 2 props one a 4blade x19 an a...
