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Old 01-22-2015, 04:16 PM   #14
rich weyand
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Join Date: Apr 2014
Location: Bloomington Indiana
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Re: speedo ratio adapter parts.

Quote:
Originally Posted by Bigstevex4 View Post
Mine ran up 7.1 miles in 10 mile markers so i need one thats 29% overdrive Seen one for sale thats 28% close enough.
Uh, no. To get .71 up to 1, you need to multiply by 1.41, so you need a 1:1.41 step up.

Think of it this way. If I take 25% off of 1, I get 75%. But to get .75 up to 1, I need to add 33%.
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Rich Weyand

1978 K10 RCSB DD.
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