Re: [AMC-list] engine rpm versus mph

["Armand Eshleman" <aje1@xxxxxxxxxxxxxxx>]

good suggestion Ken, I will do that just to compare accuracy

Armand


----- Original Message ----- 
From: "Ken Ames" <ameskg@xxxxxxxxx>
To: "AMC, Rambler, Nash, Jeep and family" <amc-list@xxxxxxxxxxxxxxxxx>
Sent: Tuesday, April 12, 2011 1:00 PM
Subject: Re: [AMC-list] engine rpm versus mph


> Hook up a dwell/tach meter and compare the two.
>
> Ken
>
>
> Quoting "(Sandwich Maker)" <adh@xxxxxxxxxxxxxxxxx>:
>
> > " From: "Armand Eshleman" <aje1@xxxxxxxxxxxxxxx>
> > "
> > " []
> > "
> > "
> > " 2,87 axle ratio = 1630 rpm
> > "
> > " []
> > "
> > " the curious thing about this information is the tach (factory in dash) 
> > for
> >
> > " the white 70 Javelin reads about 2100 rpm at 70 mph using the 2.87 axle 
> > and
> >
> > " T5 in 5th gear.
> > "
> > "  Apparently there are issues with the tachometer. That becomes very 
> > real
> > " when noticing the tach with bounce up 300 to 500 rpm without using
> > " additional throttle.
> > "

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