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I want to get top end speed faster and know zip about props. I have a fiberglass 1988 Four Winn's 18' horizon, open bow with a 4.3L cobra engine and a aluminum 3 blade 15x17 Michigan prop. ( I don't know what 15x17 means) I've had the boat for 10 years, no engine problems and very clean...
I want to get top end speed faster and know zip about props. I have a fiberglass 1988 Four Winn's 18' horizon, open bow with a 4.3L cobra engine and a aluminum 3 blade 15x17 Michigan prop. ( I don't know what 15x17 means) I've had the boat for 10 years, no engine problems and very clean...