Racing Ratio

Odds and Ends For Sale such as Tools, Golf Carts, Shop Equipment, Must be Racing Related - 60 Day Expiration. Please Include Price, Location, and Contact Method (phone/email/etc.)

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Racing Ratio

#1 Post by sparks9941 » Thu Apr 07, 2022 8:33 pm

Racing Ratio
A windows program to quickly & easily calculate and compare transmission ratios for "lenco" type 2-5 speed racing transmissions
This program will calculate:
> Transmission Ratio's
> % of Gear Drop to each gear
> Total Rear End Ratio
Compare a reference Ratio setup to a proposed Ratio setup to fine tune your race car for maximum performance
Several Mountain Motor Pro Stock Racers have been using a version of this program for over 20 years
Racing Ratio can also be purchased from RJ Race Cars ( in the software section of their website
You can buy direct from the developer email or
Message me for details
The software can be mailed on a USB or option to download

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