Lowest Prices, Best Quality & Fast Shipping on Borg Warner T90 3-Speed Transmission Parts for 1945-71 Willys Wagon, Truck, Jeepster Commando & M38 Jeeps.
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Borg Warner T90 3-Speed Transmission

The T-90 is a 3 speed transmission with a casting number of T90 and a 1 1/8" 10 spline input shaft. Length of input shaft varies with application. Output is 1 3/8" 6 spline. The T-90s used in 1945 and some of 1946 where column shift. Later versions were floor shift.

This adapter is the factory adapter that was used with the T-86 and Dauntless Buick 225 V6 engine. Most likely, the transmission is a T-90 case that has been rebuilt with T-86 internals. Many parts interchange between the transmissions.

    CJ Version Gear Ratios:
  • 1st - 2.98
  • 2nd - 1.68
  • 3rd - 1.00
    PU Version Gear Ratios:
  • 1st - 3.44
  • 2nd - 1.85
  • 3rd - 1.00

NOTE: These numbers may differ slightly from our catalog. Please view carefully.

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Featured Items in this Category:
Unassembled Borg Warner T90 For All V8 Jeep CJ And Wagon
Unassembled Borg Warner T90 For All V8 Jeep CJ And Wagon
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Input Shaft for 1946-71 Jeep CJ2A CJ3A CJ3B CJ5 CJ6 M38 M38A1 474 Wagon J-Truck T90 4-cyl. With 9 1/8in. Length And 16 Teeth
Input Shaft for 1946-71 Jeep CJ2A CJ3A CJ3B CJ5 CJ6 M38 M38A1 474 Wagon J-Truck T90 4-cyl. With 9 1/8in. Length And 16 Teeth
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Case Empty T90 Transmission For 1946-71 Jeep CJ2A CJ3A CJ3B CJ5 CJ6 M38 M38A1 474 Wagon J-Truck
Case Empty T90 Transmission For 1946-71 Jeep CJ2A CJ3A CJ3B CJ5 CJ6 M38 M38A1 474 Wagon J-Truck
 $219.99
 $142.99 

Usage: The T-90 was used in CJs from 1945 to 1971. It was also the standard 3 speed in the Willys Wagon, Willys Pickup, M38, M38A1, FC trucks, and Jeepster/Commandos during this time period. The only variation are the T-86 and T-14 used behind Jeeps equipped with the "Dauntless" Buick V6.

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