Okay, I am a relative newbie to boating and prop selection is a bit of a mystery but I think I am catching on. Here is the lowdown on what I have -
1988 Chaparral 178XL - 17' bowrider.
3.0 Mercruiser @ 130 hp.
2bbl. carb / original configuration.
Alpha 1 outdrive, no clue as to ratio but can...