Yamaha 40-50 HP 3 Cylinder Powerhead Rebuild Kit – 1984-1994 – W/ Main Bearings

If your old Yamaha 40 or 50 horse 3-cylinder’s breathing heavy, it might be time to go in and freshen it up.

This Happiemac rebuild kit’s got what you need.

Includes main bearings, gaskets, seals—the works.

Fits 1984 through 1994 models, part number Y3B10025210.

Brand new, still sealed.

No UPC, no nonsense.

These motors are tough but they do wear out.

This kit’s your ticket to another decade on the water.

Whether you’re a backyard mechanic or a shop guy, it’s all there in the box.

Just tear it down, measure twice, and build it back right.

Keep that classic two-stroke singing.