Gear Ratios for TBO

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Ron Reaves
Posts: 48
Joined: Thu Jan 15, 2009 6:24 pm
Vintage Karting items owned: 65 Rupp GP/Mc101AA, MC R-1/Mc91B1, Margay NewBreed/Mc101MC, Yamaha RC100, Panther X
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Location: Olive Branch, MS (Memphis, TN suburb)

Gear Ratios for TBO

Post by Ron Reaves » Sun Aug 30, 2026 1:49 pm

What is a recommended starting gear ratio for a single and for a twin GP with twin 101s at Fremont? Thx
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REAR
Posts: 1382
Joined: Sat Jun 16, 2007 10:19 am

Re: Gear Ratios for TBO

Post by REAR » Sun Aug 30, 2026 7:48 pm

Ron, 10-62 is a good start on a twin. 10-68 on a single.

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