Oil pan bracket dimension

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Topic author
johnr
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Oil pan bracket dimension

Post by johnr » Mon Apr 18, 2022 3:24 pm

I have noticed one of the pan brackets is bent in slightly. I want to fix this
before I start assembling engine
Where can I go to get the center to center distance to straighten it, or if
someone could give it to me I would appreciate it.
No frame available to measure.

Thank You

John


speedytinc
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Re: Oil pan bracket dimension

Post by speedytinc » Mon Apr 18, 2022 4:09 pm

The arms are parallel to the frame. I wouldnt be too concerned. Recently went thru this. Once the hogs head is set, its real easy to fine tune the ear location with a 3' crow bar. Do check the ears for any hint of crack before installing the pan.


Wayne Sheldon
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Re: Oil pan bracket dimension

Post by Wayne Sheldon » Mon Apr 18, 2022 6:08 pm

I would be concerned about the overall straightness of the pan? If an arm got bent? Did any other area get tweaked a bit? Everyone knows that a proper pan jig is the best to to check everything! However, a three foot machine straight edge and VERY careful measuring crisscross and side to side as well as front to beck, can determine if the pan is straight enough.
While hole placement is actually center to center, for comparative purposes, appropriate edge to edge is more accurate.
Frame width is 23 inches outside to outside, rails are an inch and a half wide each. Pan bolt holes are centered in the frame rails (3/4 inch from each edge), so quick math says the pan mounting bolts are 21 1/2 inches apart. Pan arms when everything is straight and square should appear to be straight up and down relative to the pan, and roughly parallel to each other.


Topic author
johnr
Posts: 57
Joined: Wed Mar 16, 2022 2:09 pm
First Name: John
Last Name: Delamater
* REQUIRED* Type and Year of Model Ts owned: 1927 Depot Hack
Location: Huron, Ohio

Re: Oil pan bracket dimension

Post by johnr » Wed Apr 20, 2022 1:50 pm

Wanye
Thank you for the center to center dimension.
One bracket is bent in 1/2" in. Looks like a little heat will
fix.
Did a check on the pan for level and twist by placing on
Vertical mill using DRO.
Every thing else looks good.

Thanks

John


speedytinc
Posts: 4726
Joined: Fri Feb 12, 2021 12:24 pm
First Name: john
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Location: orange, ca
Board Member Since: 2020

Re: Oil pan bracket dimension

Post by speedytinc » Wed Apr 20, 2022 2:30 pm

johnr wrote:
Wed Apr 20, 2022 1:50 pm
Wanye
Thank you for the center to center dimension.
One bracket is bent in 1/2" in. Looks like a little heat will
fix.
Did a check on the pan for level and twist by placing on
Vertical mill using DRO.
Every thing else looks good.

Thanks

John
NO HEAT. Use a pry bar or big pipe wrench with the H/H mounted to not bend the pan Or still mounted on your mill.
The blue wrench is rarely the answer IMHO.


Allan
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Re: Oil pan bracket dimension

Post by Allan » Wed Apr 20, 2022 6:44 pm

If your pan is as flat and true as indicated, I'd be at variance with not using heat. Bending the arm cold will require really tying down the pan if there are not to be stresses added while bending. Heat will allow the arm to be shifted with far less stress on the actual pan. Either way, the pan should be checked again after the correction.

Allan from down under.

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