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JEGS TH350 Performance Transmission for Buick, Oldsmobile, or Pontiac 2WD


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TH350 Performance Transmission for Buick, Oldsmobile, or Pontiac 2WD
Truck Freight: $144.99
3 left in stock
TH350 Performance Transmission
  • Buick, Oldsmobile, Pontiac with Short 6 in. Tailshaft
  • Case Fill
  • Dyno Tested
  • Ships

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    60305 is rated 3.7 out of 5 by 3.
    Rated 5 out of 5 by from Very pleased put behind a 403 olds. Pulls hard shifting grate. Best transmission for the $
    Date published: 2016-03-04
    Rated 4 out of 5 by from Jegs TH350 BOP Transmission arrived with no speedometer housing and the box soaked with trans fluid, otherwise it looked ok. Have it installed now and it is working as expected.
    Date published: 2021-09-14
    Rated 2 out of 5 by from Looks like it was pulled out of a junk yard Have not installed, but if the outside is any indicator then I’m worried. I pulled the rear housing off to put the speedo gear on and it doesn’t look like they cleaned it. The rear mount bolt holes are cross threaded and filled with dirt. Front shaft rusted…
    Date published: 2022-10-16
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    Will this bolt up to a 1965 olds 330 block and what torque converter goes with it

    Asked by: K seitz
    Jegs 555-60305 will bolt up to the buick 330, the converter will be dependent on how the engine is built.
    Answered by: langus
    Date published: 2022-09-07

    What is the max torque this transmission can handle?

    Asked by: bmolsy22
    This transmission will hold up to 450 ft lbs of torque.
    Answered by: Rusty B
    Date published: 2018-06-12

    Can I use on a 455 bored .030 over 1972 Pontiac engine ?

    Asked by: Pontiac torque
    Yes, this will fit your application as long as the HP is within the range of the TH350.
    Answered by: Rusty B
    Date published: 2018-06-07

    Will this fit a 454 tbi chevy engine because the truck I have is a 1994 chevy 1500 4x4 with a 7.4 454 not the original 5.7 350

    Asked by: Israel c
    No, this is a trans for a Buick, Olds, or Pontiac application. You need to look at this transmission - http://www.jegs.com/i/JEGS-Performance-Products/555/60310/10002/-1
    Answered by: Rusty B
    Date published: 2018-04-10

    Do you all refund a portion of the cost like the parts places do when I turn my old transmission in. I don’t need it.

    Asked by: JonnyQuess
    We do not take transmission cores. You might try contacting a local transmission shop and see if they will purchase your core from you.
    Answered by: Matt_B
    Date published: 2018-03-31

    why cant a person hook up the kick down cable to this transmission? Why would it void warranty?

    Asked by: belushi
    The valve body has been modified and is not designed to work with a kickdown cable.
    Answered by: Jon Jegs Tech
    Date published: 2023-01-29

    What size bolt does the transmission mount use on this?. The 2 holes on the bottom where the mount mounts.

    Asked by: 68camarors
    The trans mount bolt is 7/16"-14.
    Answered by: Dean R
    Date published: 2018-01-18

    what is minimum amount of vacuum needed for transmission to run right I have 8 inches in park and 6 inches in drive

    Asked by: Bigg Redge
    8'' of vacuum @ 2000 rpm
    Answered by: SteveM
    Date published: 2023-01-29
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