IHC/IHC Digest Archive

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Re: ihc-digest V5 #1



>Date: Wed, 29 Oct 1997 01:06:29 -0700 (MST)
>From: Luke Nelson <[email protected]>
>Subject: Weird Tranny
>
>Ok all :)  I gots another question :)
>
>	I forgetwho, but someone mentioned that CLOSE ratio T-18/T-19
>trannys had thier reverse gear over and up, and WIDE ratio (meanning
>granny 1st) is over and down for reverse.
>
The parts book shows the same shift decal for both the close and wide
ratio T-19's--751811R3, so I suspect they both have the same pattern. 
Reverse is to the right and down, beside 4th gear.  The T-18 has a
different decal, 751160R3, so it may be right and up, which agrees with
what you reported--it's been 20 years since I owned one and I don't
remember.

>	So now I am confused cause I was sure that I had a wide-ratio
>(granny first) t-18, but my reverse gear is over and up.  Not to sound
>real "I know it all" but I have driven many vehicles with granny 1st's 
>andI am SURE this is a granny gear)  It is defentally unscyronized, I 
>can't get going more than 15 MPH in 1st or the enigne would probilly
explode
>(this is assumeing the clutch was ok :) *atuyally at 15, I sitll think 
>the engine would explode :)
>
>	or, 1st really isn't a granny gear, and I jsut living a lie.

Well, it sounds like you've been having head butting contests with Tom M
which may have affected a lot of things, but I'm going to suggest that
you don't have a granny gear low.  IH did not use a wide ratio T-18, so
if you do have one, someone had to swap it in.  The 4.02 low gear in the
"close" version is really pretty low, even with 2.82 axles and 29" tires
I often don't use low on the street, with 31" it's pretty much necessary.
 The 6.32 low of the wide ratio is actually lower that what you have with
a close ratio in 2nd gear, low range (2.41 X 2.03) so I think it would be
easy to confuse them.  The wide ratio was introduced to give a true
low-low gear to Scouts equipped with the single speed chain drive
transfer case. The non-synchro low is what distinguishes the T-18 from
the T-19's.


>	or, someone mentioned a t-98 as the orignol granny tranny, 
>coudl I have this?
>
Not if it's the original transmission--the T-98 was not used in the Scout
at all.

Hope this helps you sort it out.



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