Never overtighten your plugs
#1
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Join Date: Oct 2005
Location: Northern Ireland
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Never overtighten your plugs
Yesterday my engine was flooded (the office junior was moving it)... so i removed my plugs and went to replace them, however as there were none instock and i have to wait until tomorrow for them to arrive.
So I thought I would clean up the old ones and give them a go. Stupidly i gave them too much of a "nip" tight and the cermaic plug and sparky bit came away from the threaded bit and the tip.
This left the thread bit and the tip inside the head.
As you can imagine i was a wee bit worried.
So after some pottering about and and thinking the head would have to be taken off etc etc. I bought some "Easy Out" reverse threaded taps.
After some messing around i managed to get the remainder of the plug out, and fortunately it was intact!
The sick feeling is only just subsiding now!
So I thought I would clean up the old ones and give them a go. Stupidly i gave them too much of a "nip" tight and the cermaic plug and sparky bit came away from the threaded bit and the tip.
This left the thread bit and the tip inside the head.
As you can imagine i was a wee bit worried.
So after some pottering about and and thinking the head would have to be taken off etc etc. I bought some "Easy Out" reverse threaded taps.
After some messing around i managed to get the remainder of the plug out, and fortunately it was intact!
The sick feeling is only just subsiding now!
#3
Registered User
copper slip on the threads, and just a nip will do it.
this is also why they say dont re-use plugs.
easy-outs are a god-send though, as you've found out and well worth investing in a set should this happen.
a final thing you could do is run the engine for 5-10secs with the plug out - will blow out any possible ceramic thats got down there.
this is also why they say dont re-use plugs.
easy-outs are a god-send though, as you've found out and well worth investing in a set should this happen.
a final thing you could do is run the engine for 5-10secs with the plug out - will blow out any possible ceramic thats got down there.
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#10
Registered User
Originally Posted by Crispy Rice,Jan 30 2008, 09:23 AM
Does anyone know what should they be torqued too ?
i've just replaced the bolts that hold the battery tray down and i had to go looking for a torque setting for them