Transmission crossmember

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Street Sweeper22

Greasemonkey
Nov 18, 2017
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67FBE7CE-0358-4F10-9461-CFDCBC27731C.png
Everything that I have read about the th200 and th350 says that they use the same crossmember but when I asked JEGS they said this crossmember would not work in my car since it has a th200. Anybody have any real world info? Thanks
 

Ribbedroof

Comic Book Super Hero
Supporting Member
Jan 4, 2009
4,904
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Wellston, OK
They're probably thinking 200-4R

TH200 and TH 250/350 use the same crossmember
 

454GrandPrix

Master Mechanic
Jul 27, 2016
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818
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Lehi, Utah
Here is everything you need to know:

609422d1501325465-my-4l60e-th350-swap-thread-asdf_zps7e11d2a5.jpg
 

timo22

G-Body Guru
Sep 10, 2012
550
1,072
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St. Louis,Mo
I bought one used for my Bonneville SBC conversion. Before I yanked the drivetrain, I slid it in for a test fit. It lined up fine and had about 3/8" clearance from the floor. I'll be using it on my project....timo22
 
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Qdub24

Royal Smart Person
Sep 6, 2006
1,796
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Columbus, GA
I'm not a fan of the Jegster crossmember. It wouldn't fit my headers' collectors.
 

Street Sweeper22

Greasemonkey
Nov 18, 2017
233
91
28
Thanks for the feedback. My car has the original 3.8 and th200 which are working fine other than being turds. The exhaust is trashed though. I scored some headers and wanted to run a dual exhaust set up so that when it is time to do an engine and transmission swap I at least have the exhaust done. I’m probably gonna roll with the cheap since I’ll probably have to buy another one later.
 

timo22

G-Body Guru
Sep 10, 2012
550
1,072
93
St. Louis,Mo
I'm not a fan of the Jegster crossmember. It wouldn't fit my headers' collectors.
I forgot about that part. Fortunately, I am running Hedman shorties on my Bonneville. If you are planning on running long tubes , that's definitely something to consider. timo22
 

Jim hopper

Apprentice
Mar 29, 2017
97
88
28
I had the local welding shop Take my stock one cut it and cut a pipe in half and weld it in wher the jegs one has the boxed spots and it works fine for me
 
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