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UGH! HORRIBLE screw up- stripped oil drain

m in sc

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Feb 2, 2021
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Rockhill, SC
was not kidding. saw it in a very old honda cvcc back in the dealer days in the mid 90s. we all had a good chuckle over it.
 

SLO

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Nov 26, 2021
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meadowview virginia
Fishwishin, suffice it to say there are many ways to get to Disney World... you just have to pick one. I thought when I retired, things would be much simpler... In a previous life, I sat in MANY meetings as we were working out just how much radiation you could give a man by performing radiological procedures (diagnostic, and/or invasive), before you crossed the line of attempting to help him, and drifted into harming him... I think it may have taken us 10 years to settle on a safe standard, and it's been tweaked a bit over time since then. The body rids itself of radiation over time, so it's a complex algorithm with rolling windows based on the various types of radiation in play, when the body received various doses, size and weight of the patient, and their state of health... I had joy of writing the software that would factor in all these things, and fire a popup (if necessary) to advise anyone ordering yet another radiology procedure on a given patient, that maybe you should wait 6 weeks, and or weigh the pro's and cons of cooking him vs. letting him die. I think Bones was right... we are barbarians.

Whatever you do, do not ask just how much drag should be on the feeler gauge when setting the valve tappet spacing... just saying. :)

I can't even imagine the conversations at NASA about how to land on MARS.
Oh yeah. I am stumbling thru the dark,thinking , are you shitting me! Big Bang theory? It isn't possible due to the distance and time it would take. .We can't make it go fast enough,the distance is too great. Really! I believe the real challenge is how do you keep from running in to shit ? As I hit the chair that wasn't there when I went to sleep. If it is a theory,I can prove it wrong. If it is fact,it only applies to where you are there and when you were there. Riding is FUN ! except for idiots that don't look up!
 

oldskool

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Dec 1, 2022
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489
Best idea to get back on the bike until you stop over thinking. One of my tractors had a rubber bung holding in the hydraulic oil,and I overheated it,and it blew it out along with hot oil, It probably saved something else from blowing out. I might have had too much oil in it,but I was definitely over working the little fella.
I bet they love to see you walk through the door in Vegas ;)
 

Kev250R

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May 25, 2022
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586
Location
Orange So.Cal.
To the OP, I'm sorry this happened. You've gotten some great suggestions on ways to fix your mistake here so I have nothing to add on that front, though I will suggest that if you want to follow Torque Specs you may want to use a 'Deflecting Beam' type of Torque Wrench. They aren't known for being as accurate as a traditional 'click' type of Torque Wrench (though maybe they are when you consider that next to no one ever gets their 'Click' type Torque Wrenches calibrated). But for fasteners such as these, the Deflecting Beam is good since you'll be able to see how much torque you're applying the whole time; plus it's more of a linear non-stressful pull which may help.

Personally the only time I ever follow Torque specs on a bike is when I'm replacing a Cylinder head and need to tighten the Head Bolts, everything else is just by feel. That said when I was a teen I dorked-up the drain bolt on a Honda ATC I owned at the time. Took it to the dealer,they put a larger bolt in and it was fine for years.
 

AZ7000'

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Jan 28, 2021
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992
I've stripped more bolts with a torque wrench then without, and have never seen the need for a gold plug.... I vote oversized drain bolt. KISS

I know the feeling you had when you realized the f-up, it is horrible, sorry for that.
 

Farmer Mike

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Dec 14, 2023
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183
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North Florida
While I believe the Drain Valve and JB Weld would be just fine, I've used JB Weld for a good bit of stuff on tractors, lawn mowers, tillers, and so far, I've been fairly successful, I was not personally aware of the "over sized drain bolt"... and I would personally vote to try that before anything else. Seems like a perfectly reasonable solution to what is really a small problem, as long as it's managed properly, and monitored carefully for a while.
 

Fishwishin

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Aug 19, 2023
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Location
California Delta
Hey all, OP here.

First of all thank you for all the helpful tips. I am actually somewhat mechanically inclined and I still cannot believe I made this huge of a mistake. I know where I went wrong in the process and it had to do with mishandling the torque wrench. Regardless, I will NEVER use a torque wrench for this purpose AGAIN!

The local shop wants to do a helicoil. My brother is actually a motorcycle repair dude, we just live too far away for him to physically help me out. He said because of the oil screen being so close to the drain opening he would prefer to take the case cover off to gain access to the inside of the case so he could move the screen out of the way and clean out any shavings that may be in there before doing an oversized tap. I feel like I could remove the case cover to do the screen and case clean up and then possibly do the oversized tap myself. If I get squeamish on doing the tap I will have another shop do it.

Are there any good videos or step by step instructions detailing the oil screen maintenance (which of course would include removing the case cover).

Thank you
 

dmonkey

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Jul 4, 2021
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🇺🇸
Here's a video of the process on a JA55. Should be almost identical on a JA65 but note that the crankcase cover gasket is a different part number for the JA55 than JA65. Make sure the two o-rings for the JA65 oil pump are in place when you put the cover back on.

 

m in sc

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Rockhill, SC
if you are going in that deep, get a time sert. my .02 however,that screen will catch anything a self tapping plug can get in there,, also, flushing it w mineral spirits will get it all out, i guarantee it. been there, done it. But do what makes you most comfortable.
 
Last edited:

Low-gear

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Jun 26, 2023
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NY
I've stripped more bolts with a torque wrench then without,

This, all day. When you tighten a bolt, what you really want is a certain TENSION. A torque spec is a rough correlation to a desired tension. Whatever reading your torque wrench is giving you is highly dependent on thread condition, lubrication, temperature and calibration of wrench. Unless I’m doing something super critical, I’m skipping the torque wrench.

Skip ahead to 6:15.

 

Fishwishin

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Aug 19, 2023
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Here's a video of the process on a JA55. Should be almost identical on a JA65 but note that the crankcase cover gasket is a different part number for the JA55 than JA65. Make sure the two o-rings for the JA65 oil pump are in place when you put the cover back on.

Thank you for this.
if you are going in that deep, get a time sert. my .02 however,that screen will catch anything a self tapping plug can get in there,, also, flushing it w mineral spirits will get it all out, i guarantee it. been there, done it. But do what makes you most comfortable.
Thank you. In regards to the mineral spirit flush do you just dump it in with an open drain and let it free flow through? How long doe sthe engine have to sit to let the mineral spirits evaporate out before filling with oil? As I am now thinking more about this with the screen in place I guess any shavings would not make it up into the main case where it could do some harm. Am I right on that?
 

m in sc

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Rockhill, SC
exacltly. drain the oil out, and put it in a container to recycle. (if theres any in there). run the oversized plug, or tap and helicoil, or timesert in. then put a clean pan under the bike. pour the min spirits thru, straight thru and catch it. now, get a rag or other material to act as a filter, pour the min spirits back in the can. filtering it. it can be as simple as a t-shirt spread over a funnel. Put the drain plug in. Pour your filtered min spirits back in the motor. put pan back under in, then pull drain plug. repeat until no more debris in filter and you are good to go. its that simple.
 

Fishwishin

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California Delta
ANOTHER UPDATE

Ok, when all was said and done I decided to pull the right side cover to get a look at everything and do a tap up to a 14mm x 1.5 hole. I went slow and followed the instructions on the videos. The cover removal and tap job all went well, but I lost control of the clutch parts when I removed the cover.

Question- when the clutch parts come undone like they did where do I put the adjustment bolt in its length of travel? I put the clutch parts all back together and I put the case back on with the clutch parts all lined up properly. The clutch adjustment bolt was very bound up and did not want to move. It is possible I had it bottomed or topped out when I reinstalled it. I redid everything with the bolt more in the middle of its travel. I can adjust it now, but it is very tight and I am sure it is not where it was when it all came apart upon removing the case.

Thank you
 

SLO

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Nov 26, 2021
Messages
382
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meadowview virginia
ANOTHER UPDATE

Ok, when all was said and done I decided to pull the right side cover to get a look at everything and do a tap up to a 14mm x 1.5 hole. I went slow and followed the instructions on the videos. The cover removal and tap job all went well, but I lost control of the clutch parts when I removed the cover.

Question- when the clutch parts come undone like they did where do I put the adjustment bolt in its length of travel? I put the clutch parts all back together and I put the case back on with the clutch parts all lined up properly. The clutch adjustment bolt was very bound up and did not want to move. It is possible I had it bottomed or topped out when I reinstalled it. I redid everything with the bolt more in the middle of its travel. I can adjust it now, but it is very tight and I am sure it is not where it was when it all came apart upon removing the case.

Thank you
Look for the mark on the shaft inside case. The service manual tells you to mark it with a punch before you take it off. but thankfully mine was marked at factory. Yes you have to take it apart to see it. A lift with plenty of light makes things so much easier. I might not understood whether you are, no I ran into same thing.
 

SLO

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Nov 26, 2021
Messages
382
Location
meadowview virginia
Look for the mark on the shaft inside case. The service manual tells you to mark it with a punch before you take it off. but thankfully mine was marked at factory. Yes you have to take it apart to see it. A lift with plenty of light makes things so much easier. I might not understood whether you are, no I ran into same thing.
page 2-23. I can text you a picture of page. Or ask another forum member to do it. I still do not upload,since I never took the time to learn. My phone is 252-424-2057.
 
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