View source for Engineering:Borg-Warner T-90

{{Infobox automobile
|name=T-90
|aka=
|production=1945&ndash;1971
|manufacturer=[[Company:BorgWarner|Borg-Warner]]
|related=T-86
|class=3-speed [[Engineering:Manual transmission|manual]]
|length=9&nbsp;in
|predecessor=T-84
|successor=T-14
}}
The '''Borg-Warner T-90''' is a three-speed manual gearbox manufactured by Borg-Warner. It was used in most Willys and Kaiser-Jeep models from 1945 to 1971, as well as a number of [[Company:International Harvester|International Harvester]] models.  It is an improved version of the T-84 used in WWII Willys MB and [[Company:Ford Motor Company|Ford]] GPW military Jeeps.  It was constructed with an iron case in both top-shift and side-shift variants.  The gears are spur cut with only 2nd and 3rd gears synchronized.<ref>{{Cite web|url=http://www.novak-adapt.com/knowledge/transmissions/manual/t90|title = The Novak Guide to the Borg-Warner T90 Transmission}}</ref>

==T-90A==
The T-90A was used in Jeep models equipped with a four-cylinder engine.

Applications:
* 1945-49 [[Engineering:Jeep CJ#CJ-2A|CJ-2A]]
* 1949-53 [[Engineering:Jeep CJ#CJ-3A|CJ-3A]]
* 1953-62 [[Engineering:Jeep CJ#CJ-3B|CJ-3B]]
* 1946-50 463 Wagon
* 1947-50 [[Engineering:Willys Jeep Truck|2T/4T]]
* 1950-62 473/475 4x4
* 1950-62 [[Engineering:Willys Jeep Truck|473/475-4WD]]
* 1956-65 [[Engineering:Jeep Forward Control|FC-150]]
* 1957-65 [[Engineering:Jeep Forward Control#FC-170|FC-170]]
* 1961-65 [[Engineering:Jeep FJ|FJ-3/3A]]

Ratios:
1st..........2.798
2nd..........1.551
3rd..........1.000
Reverse......3.798

==T-90C==
The T-90C is essentially a T-90A with a 3.339:1 first gear.

Applications:
* 1963-68 [[Engineering:Jeep CJ#CJ-3B|CJ-3B]]
* 1963-71 [[Engineering:Jeep CJ#CJ-5|CJ-5]]
* 1963-71 [[Engineering:Jeep CJ#CJ-6|CJ-6]]
* 1963-65 [[Engineering:Willys Jeep Truck|475-4WD Truck]]
* 1963-65 475 4x4 Wagon

Ratios:
1st..........3.339
2nd..........1.851
3rd..........1.000
Reverse......4.531

==T-90J==
The T-90J variant was used in six-cylinder models.

Applications:
* 1952-55 685 Wagon
* 1954-62 [[Engineering:Willys Jeep Truck|6-226 Truck]]
* 1954-62 6-226 Wagon
* 1957-65 [[Engineering:Jeep Forward Control|FC-170]]
* 1963-65 [[Engineering:Willys Jeep Truck|6-230 Truck]]
* 1963-65 6-230 Wagon
* 1963-?? [[Engineering:Jeep Gladiator (SJ)|Gladiator]]
* 1963-?? [[Engineering:Jeep Wagoneer|Wagoneer]]

==References==
{{Reflist}}

==External links==
* [http://www.willystech.com/wt/T90RebuildGuide/T90rebuild.htm T-90 Rebuild Guide]

[[Category:Borg-Warner transmissions|90]]



{{Sourceattribution|Borg-Warner T-90}}