If the overall tire diameter goes down the gear ratio #'s increase meaning
your motor turns more RPM to run the same speed.
Ken
-----Original Message-----
From: Jason Jennings <jason@spray-tech.com>
To: 'dakota-truck@buffnet.net' <dakota-truck@buffnet.net>
Date: Friday, January 29, 1999 1:10 PM
Subject: RE: DML: SHORTBELTS for JASON
>Ok cross check on this dia and numbers for ratios/gear/translation
>here..... Talk to like I am a five year old here. If you drop 2" in
>the rim, and add what slicks or drag radials it does who to the
>theoretical gear ratio???? Every one knows the R/T runs the 3.92, so
>what happens when I use the 15x8 with a given drag radial???? Does the
>higher side wall bring me back to the 3.92 side, and the low side wall
>drop me to the 3.55 side???? I am confused, and as Confucius say, 'Man
>with itchy butt shouldn't chew his finger nails.'
>
>
>
>Jason
>1/29/99 3:52 PM
>
>
>
>
> -----Original Message-----
> From: Alan Short [SMTP:ashort@flash.net]
> Sent: Friday, January 29, 1999 3:53 PM
> To: dakota-truck@buffnet.net
> Subject: Re: DML: SHORTBELTS for JASON
>
> Dyno05@aol.com wrote:
> >
> > I have a short belt for my R/T ,
> >
> > part # 5060538 it is a Dayco polycog belt. It bypasses the
>power steering
> > and AC compressor.
> >
> > Dana
> >
> > p.s. I dont have any #s for this et wise because I havent
>tried it at the
> > track or on the dyno yet. It definately cant hurt though
> Bruce, I'd go with the biguns. P275/60R-15. 28"sidewall= lots
>of wrap
> up AND a shorter gear. I'm thinking the ratio reduction may
>cross over
> to higher trap speed. I've been told these Magnums actually like
> something in the 3.50 range. Usually 3.92-4.11 is too much.
>We'll see
> next weekend about that as my P275/40R-17's have a 25.7 " dia.
>which
> will be in the 4:1 area. Alan S.
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