torque converter holes dont line up..ugh!

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Old Apr 22, 2011 | 03:45 PM
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Default torque converter holes dont line up..ugh!

The flexplate I have is supposed to be dual patterned but i'm thinking that it's not because the torque converter and flexplate holes don't line up. Its a 454 flexplate and i have a th350 trans w/ stock converter for now. Am i going to have to drop the trans and redrill the flexplate as it's already balanced?


 

Last edited by jason7504; Apr 22, 2011 at 03:59 PM.
Old Apr 22, 2011 | 03:59 PM
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are you using a big block converter? i would say they are not made for each other and would find the right flexplate or converter whichever is cheapest/easiest.
 
Old Apr 22, 2011 | 04:21 PM
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Originally Posted by craby
are you using a big block converter? i would say they are not made for each other and would find the right flexplate or converter whichever is cheapest/easiest.
no it's a small block converter and the guy whole sold me the flexplate said it would fit. yeah right! lol
 
Old Apr 22, 2011 | 04:27 PM
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You just need to turn the torque converter to the next set of holes. There's two sets of 3 holes, and you'll see they all line up if you turn it either way to the next hole. I can see it in your picture.
 
Old Apr 22, 2011 | 04:30 PM
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Originally Posted by 1971BB427
You just need to turn the torque converter to the next set of holes. There's two sets of 3 holes, and you'll see they all line up if you turn it either way to the next hole. I can see it in your picture.
I tried all of the holes and none line up. sucks
 
Old Apr 22, 2011 | 04:32 PM
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If there's 6 holes, then one of the sets of 3 has to line up. There's only two patterns for Chevy.
 
Old Apr 22, 2011 | 04:36 PM
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Originally Posted by 1971BB427
If there's 6 holes, then one of the sets of 3 has to line up. There's only two patterns for Chevy.
yeah there's 6 holes but all of the holes further towards the outside of the flexplate than the holes of the converter. its like it's made for a wider converter
 
Old Apr 22, 2011 | 04:46 PM
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looks like you have a 14 inch bolt pattern flex plate with two different patterns for 14 inch. and your converter is a 12.75 inch. are the different holes farther in or out.
 
Old Apr 22, 2011 | 04:56 PM
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I'm pretty sure T350 converters fit small and big blocks...i used the same converter on a small block/big block conversion..not sure whats going on here...good luck man...somtimes when u set back and look it the situation the problem is right in front of you..let us know when you figure it out.
 
Old Apr 22, 2011 | 04:57 PM
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Originally Posted by ChevyGuy68
I'm pretty sure T350 converters fit small and big blocks...i used the same converter on a small block/big block conversion..not sure whats going on here...good luck man...somtimes when u set back and look it the situation the problem is right in front of you..let us know when you figure it out.
Good point Craby..i think your right.
 



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