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speedo drive ratio

8331 Views 6 Replies 5 Participants Last post by  lucas001
after being hit by a truck a couple weeks ago ive decided to do a few modifications... since its either that or replace with stock. one of the mods i want to do is new mini tach/speedo. does anyone know what the drive ratio is for these bikes? btw its my 82 gl500

thanks -sam
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Speedo/Tach ratios

Most vintage hondas have the same tach and speedometer ratiso. Speedo ratio is 2240=60mph. Tach is 1:4.

Before going all in maybe you should look at an acewell unit.
Well yeah it changes but not really. It would still be 2240=60mph=96.5kph

The tach would stay the same.
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