Yamaha YL1 race specs from 'Motorcycle Service Manual Vol. 2'

Yamaha YL1 Street Mods from the book 'THREE T's FOR THE TWO-STROKE'

Yamaha Yl1 Manuals

A photo from the back of that same book showing what looks like a factory YL1 road racer?

How about those tanks!

Race Specs for the Yamaha LS2 100cc twin.

1966 Yamaha Yl1 Specs

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From a binder I have of all the Yamaha race specs called 'YAMAHA RACING TIPS'

The LS2 came after the YL1 and was a modernized Twin Jet.

The LS2 gained a 5 speed transmission and a tach drive.

Yl1

An interesting note, the book I have from Yamaha states that the TA125 started as an LS2 bottom end.

Yamaha Yl1 Manual 2017

I am always looking for Yamaha YL1 GYT parts as well as VanTech frames or components. I am also interested in any information, Literature or photos. If you know anyone who has these parts and is willing to sell them, please contact me.