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Yanmar 6LY440 vs Yanmar 6LT640 in Fort Lauderdale

Yanmar 6LY440 versus Yanmar 6LT640: published class 35–48 ft published class against 40–55 ft published class.

Yanmar 6LY440

35–48 ft published class

Yanmar 6LT640

40–55 ft published class

This pair is adjacent. We do not mint every SKU against every SKU.

Yanmar 6LY440: 35–48 ft published class, 1290 lb. Yanmar 6LT640: 40–55 ft published class, weight on sheet. Pick the envelope that matches the hull you already own.

Planning overlay from manufacturer published envelopes. Not a survey, work order, or dealer quote. Confirm with the installer and a current spec sheet.

Yanmar 6LY440 or Yanmar 6LT640 for a Fort Lauderdale hull?

Match published LOA class first. Then amps, haul, and air draft.