>In a message dated 97-03-13 05:17:04 EST, you write:
>
><< anyone out there with an OverDrive MGB can refresh me on what the MPH's
> are at 3500, 4000, & 4500 Rpm in OVerdrive, I have pretty standard
> diameter tires....
> >>
>
> Jim,
> According to the owners manual, in 4th gear, non OD, you should turn 17.6
>MPH per 1000 rpm. In 4th OD the figure in 22.4 MPH per 1000 RPM
>
>Hope this helps
>
>Rick Morrison
I can verify that these numbers are correct. I have a '70B with the
correct original tire size 155 SR14. My tachometer reads 3200 rpm at 70
mph indicated while in OD.
John McEwen
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