MR2 Roadster Owners Club

The Workshop => General => Topic started by: 105e on February 21, 2019, 15:42

Title: mph per 1000 revs in sixth
Post by: 105e on February 21, 2019, 15:42
As title, does anyone know the exact figure?,  obviously i have a rough figure using rev counter/speedo.  thank you..
Title: Re: mph per 1000 revs in sixth
Post by: stewart@boro on February 21, 2019, 16:18
I did have a spreadsheet with all gear ratios and specs.
Speed to rpm can vary depending on factors such as wheel diametre, tyre profile etc.
With a standard FL set up I think it worked out at 404.7 rpm per 10mph
Mind you this gives a theoretical top speed at 6500rpm of 162mph :) 
Title: Re: mph per 1000 revs in sixth
Post by: stewart@boro on February 21, 2019, 16:20
I will see if I can find the file when I get home, unless anyone else can help
Title: Re: mph per 1000 revs in sixth
Post by: shnazzle on February 21, 2019, 17:54
https://wahiduddin.net/calc/calc_speed_rpm.htm

Enjoy
Title: Re: mph per 1000 revs in sixth
Post by: pauls0212 on February 22, 2019, 18:32
the 5 speed is 146 @ 6500 revs