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EXTREMELY F**KED OFF :@ !!!!

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SpeedfightBoi
Renault 5 Driver



Joined: 24 Jun 2008
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PostPosted: 21:48 - 30 Jul 2008    Post subject: EXTREMELY F**KED OFF :@ !!!! Reply with quote

Hiya
Okay, as some of you may know, I have been having trouble with my ped....
I went out on it today with a couple of friends and it ran fine all the way
However i got back to my mates n decided on taking the spark-plug out to see how it is (As suggested by a fellow forum member)
Came out easily - Was a crispy brown colour...Put it back in

The Bastad went Cock-eyed, went in at an angle and i have knackered the threads up on my cylinder head up :@ Extremely pissed off!!!

Me, 2 of my friends and my friends dad tried tirelessly to get it in dead centre - all failed

However i was at it for 30 minutes and finally got it in, It required a full 5 minutes tightening up, and still was not fully on, the cap/cover thing wud not fully go over the sparkplug, but i tried my best.
I had 4 mile to ride home with it backfiring like mad up to 20mph then it was ok, bit spluttery though

So what do i do now? Can i get it re-threaded or do i need a new cylinder head?

Any help appreciated guys (Y)
Cheers

07 speedfight 49cc btw
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Pete.
Super Spammer



Joined: 22 Aug 2006
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PostPosted: 21:50 - 30 Jul 2008    Post subject: Reply with quote

You've cross-threaded the plug. You can get it helicoiled no problem.
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a.k.a 'Geri'

132.9mph off and walked away. Gear is good, gear is good, gear is very very good Very Happy
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Ste
Not Work Safe



Joined: 01 Sep 2002
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PostPosted: 21:55 - 30 Jul 2008    Post subject: Reply with quote

You can helicoil spark plug and it should be fine. From reading about it cos I'm needing to do it to my dead XR250 thats sitting in the garage, if you can then you're best off getting a head from a breakers or off eBay as the helicoil will always be a weak point.

If you can find a head cheaply then I'd say go for that, otherwise fit a heli coil and it should be alright. Thumbs Up
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sickpup
Old Timer



Joined: 21 Apr 2004
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PostPosted: 22:20 - 30 Jul 2008    Post subject: Reply with quote

Ste wrote:


the helicoil will always be a weak point.



Should be stronger than the original as its made of steel and the threaded area in the head will be larger spreading the load.

Oh and use a time-sert not a helicoil or you could get gas leakage.
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veeeffarr
Super Spammer



Joined: 22 Jul 2004
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PostPosted: 22:28 - 30 Jul 2008    Post subject: Reply with quote

Hasn't your name just changed? :S

Sure you were just called Kizza...
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SpeedfightBoi
Renault 5 Driver



Joined: 24 Jun 2008
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PostPosted: 22:35 - 30 Jul 2008    Post subject: Reply with quote

No m8 :S :S Laughing
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stinkwheel
Bovine Proctologist



Joined: 12 Jul 2004
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PostPosted: 22:37 - 30 Jul 2008    Post subject: Reply with quote

Or you might be able to save the thread. You can get sparkplug thread chasers that you screw in a bit like a tap.

Still need to get it started off square though and i'm not sure where you'd get one.

You might also get a second hand cylinder head off ebay. Going rate seems to be £15-20. Probably cheaper than having yours helicoiled.
____________________
“Rule one: Always stick around for one more drink. That's when things happen. That's when you find out everything you want to know.
I did the 2010 Round Britain Rally on my 350 Bullet. 89 landmarks, 3 months, 9,500 miles.
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veeeffarr
Super Spammer



Joined: 22 Jul 2004
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PostPosted: 23:17 - 30 Jul 2008    Post subject: Reply with quote

Er, that was weird, you were definately called 'Kizza' a second ago in this thread...I'm calling hacks!
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ZRX61
Victor Meldrew



Joined: 05 Nov 2003
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PostPosted: 00:01 - 31 Jul 2008    Post subject: Reply with quote

stinkwheel wrote:
Or you might be able to save the thread. You can get sparkplug thread chasers that you screw in a bit like a tap.

Still need to get it started off square though and i'm not sure where you'd get one.

Just pop the head off & start from the other side Wink
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Pete.
Super Spammer



Joined: 22 Aug 2006
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PostPosted: 04:23 - 31 Jul 2008    Post subject: Reply with quote

ZRX61 wrote:
stinkwheel wrote:
Or you might be able to save the thread. You can get sparkplug thread chasers that you screw in a bit like a tap.

Still need to get it started off square though and i'm not sure where you'd get one.

Just pop the head off & start from the other side Wink


Yep, I've done that before. Got a long-reach plug and ground a couple of flutes in it and screwed it in from below.
____________________
a.k.a 'Geri'

132.9mph off and walked away. Gear is good, gear is good, gear is very very good Very Happy
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SpeedfightBoi
Renault 5 Driver



Joined: 24 Jun 2008
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PostPosted: 12:43 - 31 Jul 2008    Post subject: Reply with quote

So i havent done anything so stupid that others havent done before?
Where can i get on of these helicoils from?? and how much ?

Cheers for all the help
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Im-a-Ridah
World Chat Champion



Joined: 20 Oct 2006
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PostPosted: 15:07 - 31 Jul 2008    Post subject: Reply with quote

Your probably best getting an engineer to helicoil it for you if you want it helicoiled, you can buy a helicoil kit but helicoiling is harder than putting a spark plug in.
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Nufkamp
Traffic Copper



Joined: 15 Jul 2007
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PostPosted: 15:14 - 31 Jul 2008    Post subject: Reply with quote

And the price of a helicoil kit will convince you to pay somebody who already has one to do the job for you Smile
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Stalk
Brolly Dolly



Joined: 26 Dec 2005
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PostPosted: 17:39 - 31 Jul 2008    Post subject: Reply with quote

Speedflightboi, where are you. I am in Northampton and I have a sparkplug chaser that you are welcome to try.

Cheers,
Stalk
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stirlinggaz
World Chat Champion



Joined: 22 Jul 2007
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PostPosted: 18:47 - 31 Jul 2008    Post subject: Reply with quote

hi,
i have also done this,cheap alloy on the aprilia i reckon (thats my excuse)
i just got another head cover, 2nd hand off ebay, was only about £7 delivered.
couldnt be arsed with heli-coils or anything else i could make an arse of, lol
cheers,
GAZ
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