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- - Bolt size? TH400 to SB350 (https://67-72chevytrucks.com/vboard/showthread.php?t=765664)

LukeSkywanker

06-15-2018 11:41 AM

Bolt size? TH400 to SB350

Gents: Missing bolts to mount TH400 trans to SB 350. Anybody know the correct size and length?

https://s33.postimg.cc/8gs8dr4bv/TH400.jpg

Rickysnickers

06-15-2018 04:50 PM

Re: Bolt size? TH400 to SB350

From what I found they are 3/8"-16. However the lengths seem to vary. If you have a set of calipers, use the end to measure into the hole, from the outside of the bellhousing, and that will give you the length you need.

Jake Wade

06-15-2018 06:28 PM

Re: Bolt size? TH400 to SB350

3/8 x 1-1/4

LukeSkywanker

06-16-2018 03:02 PM

Re: Bolt size? TH400 to SB350

Thanks, gents!

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