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Re: New to me 1995. MZ Country 500

PostPosted: Sat Dec 19, 2020 3:31 am
by breakwellmz

Re: New to me 1995. MZ Country 500

PostPosted: Sat Dec 19, 2020 6:27 am
by Puffs
It sure looks like a nice bike - congrats!
That exhaust might be improved upon, but I do not know what is available for this bike.

Re: New to me 1995. MZ Country 500

PostPosted: Mon Dec 21, 2020 8:16 pm
by Little General
I had a slight set back over the weekend. The cover on the oil pump had some JB Weld on it and after the oil change I noticed oil seeping out at the drain plug. When I tried to snug it up tighter, it broke off. I think that’s why the bike was sold to the guy I bought it from. He said he had no idea of its condition when I bought it. I think I found a new cover from ATKUSA. I’m still waiting on confirmation he has one. If not, I will try a machine / welding shop to weld r up.

Re: New to me 1995. MZ Country 500

PostPosted: Tue Dec 22, 2020 2:59 am
by breakwellmz
Oh bugger!!
I have a feeling that may be magnesium so you may have a problem getting it welded.
If it were mine i think i would re-glue it back on with a suitable epoxy and reinforce/buildup the area with JB weld putty, but then that`s me!
Good luck with it.

Re: New to me 1995. MZ Country 500

PostPosted: Tue Dec 22, 2020 4:32 am
by Puffs
Following a biased and flawed moderator choice (someone posting aggressive personal attacks is rewarded, while my technical posts are removed - behind my back & without any justification!), I have withdrawn from this forum.

Re: New to me 1995. MZ Country 500

PostPosted: Tue Dec 22, 2020 5:38 am
by breakwellmz
That might be the case with a taper thread but not a parallel one, and you can see the damage mark leading up to the fracture.This is effectively a sump plate on the bottom of the engine and i suspect the damage was done by a rock.
A solid threaded insert would be a good repair but personally i would bond it in place at the same time as the broken off piece.
I bet a new one is bloody expensive!

Re: New to me 1995. MZ Country 500

PostPosted: Tue Dec 22, 2020 6:23 am
by Puffs
Following a biased and flawed moderator choice (someone posting aggressive personal attacks is rewarded, while my technical posts are removed - behind my back & without any justification!), I have withdrawn from this forum.

Re: New to me 1995. MZ Country 500

PostPosted: Wed Dec 23, 2020 8:11 pm
by Little General
Update on my oil pump cover. My best friend owns Wood Brothers Racing. The number 21 NASCAR , oldest race team. Anyway he took my broke cover to his uncle Leonard Wood. He welded it up in no time and cleaned up the threads. Here is a pic of Leonard in action.

Re: New to me 1995. MZ Country 500

PostPosted: Wed Dec 23, 2020 8:28 pm
by DAVID THOMPSON
having friends when in need is always GOOD

Re: New to me 1995. MZ Country 500

PostPosted: Thu Dec 24, 2020 4:34 am
by breakwellmz
Good old uncle Leonard! Aluminium?

Re: New to me 1995. MZ Country 500

PostPosted: Thu Dec 24, 2020 4:56 am
by Puffs
Good on you! If you can weld it, that's always best.

Re: New to me 1995. MZ Country 500

PostPosted: Thu Dec 24, 2020 11:37 am
by Little General
Finished product. Leonard said it was cheap aluminum and bubbled a lot but somehow he tested it with brake fluid. It seems brake fluid will find its way through a tiny crack sooner than any liquid.

Re: New to me 1995. MZ Country 500

PostPosted: Fri Dec 25, 2020 5:21 am
by Puffs
Great job!
Don't over tighten the plug; consider some (silicone) sealant if it still leaks at the plug.

Re: New to me 1995. MZ Country 500

PostPosted: Sun Dec 27, 2020 2:14 pm
by Little General
And by the way , a new one from ATK USA is $95 and a new one from the UK is $195. Also I plan on removing the entire cover every oil change.

Re: New to me 1995. MZ Country 500

PostPosted: Sun Dec 27, 2020 3:52 pm
by breakwellmz
HUGE price difference! Where are they made? Perhaps there is more than one manufacurer. :wink: