Big hole in aluminium oil drain plug

Big hole in aluminium oil drain plug

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talksthetorque

10,815 posts

135 months

Friday 16th April 2021
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I've learnt one more way of getting a stuck threaded thing out of a hole which is great. Thanks for finisheing the thread OP, it doesn't always happen.
I've also learnt I need to own something called a Yamaha Kodiak Wolverine Grizzly Rhino

ReverendCounter

Original Poster:

6,087 posts

176 months

Friday 16th April 2021
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Jazzy Jag said:
Benni said:
What torque does the manufacturer recommend, do you have a torque wrench ( or access to a workshop that has one ) ?
This!! /\

Very much, this!!

Not tightening it up enough could have catastrophic consequences!

Find out what it should be torqued up to and do it to that!
32nm according to one YT vid

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Original Poster:

6,087 posts

176 months

Friday 16th April 2021
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Krikkit said:
make a point of cracking it loose once in a while...
Yep good idea, every time I clean the chain

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Original Poster:

6,087 posts

176 months

Friday 16th April 2021
quotequote all
talksthetorque said:
I've learnt one more way of getting a stuck threaded thing out of a hole which is great.
I should probably point out, the only reason it was as manageable as it was, is due to the soft aluminium oil drain/sump plug which was easy to drill and chisel. A harder fastener would have been a bit of a nightmare.

bimsb6

8,040 posts

221 months

Saturday 17th April 2021
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Does anyone make a better one aftermarket like oberon or pro bolt ?

bimsb6

8,040 posts

221 months

Saturday 17th April 2021
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ReverendCounter said:


Just to update this, used a slightly different approach:

- drilled pilot holes as indicated, red
- enlarged the holes with a bigger bit, yellow
- removed about 1/3rd of the flange with a standard 1" sharp wood chisel I had to hand, green
- used a drift and a decent sized hammer to rotate + unscrew, cyan

Didn't need to use any heat but that could well have done the trick in the first place, as advised.

Didn't put grease on the threads/o-ring which probably led to the seizing.

Didn't put grease on the threads/o-ring this time round either due to the excitement.

What will I do differently next time? grease the threads/o-ring and not drill into the engine casing when I'm trying to un-seize it next oil change.
Thats your problem ! Drifting it the wrong way .

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Original Poster:

6,087 posts

176 months

Saturday 17th April 2021
quotequote all
bimsb6 said:
Thats your problem ! Drifting it the wrong way .
Oops, good spot!