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Does your seat foam look like this?
New seat foams are now available!

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Vintage2stroke seat foam for yds3 or ym1 Yamahas is made from the finest modern foam available. It is cast molded from a copy of an original seat foam.

Much better than a seat foam made of cut up pieces. Yamaha yds3 and ym1 seat foam was made in a mold. Don’t go cheap on your yds3 project.

The ym1 305 used the same foam too. yds5 and yr1 models did use a similar seat foam but with a slightly rounder back. This Yamaha yds3 seat foam can be modified to fit the yds5 or yr1 Yamaha.

Whether you want a seat foam for your yds3 Yamaha or a complete seat done for your ym1 Yamaha seat start with a good foam from

We can do a complete seat for you. Just send us the pan.

Testimonial: “Hey Damon, picked up the seat today. You did a amazing job, it looks great. Thanks so much for all your help with everything.” – Algis


We also have many other parts for ym1,yds3 and other two strokes too numerous to list here. Call or write us with your needs.

email Damon
or call 818-522-9274