HT Lead HELP PLEASE!

Need technical Q/A then you're in the right place

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Duke137
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Post Thu Oct 22, 2009 1:44 pm

just wondered if anyone knew which HT type leads are required for a 318is?

Apparently there are copper core and another type.

If someone could point me in the right direction I would be grateful

By the way is this an M42 engine? I've seen it listed as different types and can't work out what I've actually got lol (I'm no mechanic but don't mind getting stuck in)

Thank you
Last edited by Duke137 on Thu Oct 22, 2009 2:13 pm, edited 1 time in total.
Duke137
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Post Thu Oct 22, 2009 1:46 pm

Resistive core! that's the other type!

Is it the same but Copper are better?
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Brianmoooore
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Post Thu Oct 22, 2009 9:14 pm

^^What he said^^!!
If you drive a Land Rover, a Ford, or some other cr*p, then buy aftermarket leads.
If you drive a BMW, then OE is best. If you need leads to replace a physically damaged one, get them from a scrapper.
Duke137
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Post Thu Oct 22, 2009 11:56 pm

I was just going to change them as a matter of course.... Does this mean it's best to leave them alone as there isn't any problems with the ones on the car! Also, I've been told you can't get genuines anymore, is this true?
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N00b
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Post Fri Oct 23, 2009 12:08 am

Brianmoooore wrote:^^What he said^^!!
If you drive a Land Rover, a Ford, or some other cr*p, then buy aftermarket leads.
If you drive a BMW, then OE is best. If you need leads to replace a physically damaged one, get them from a scrapper.
If only they weren't £200 new from the stealer :(
Is there any way of testing the leads to make sure they're performing as they should be?
e30topless
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Post Fri Oct 23, 2009 12:14 am

it's very rare that OEM leads fail, unless they have been abused ?

put a wanted ad up here on the zone I'm sure someone will have a set :)
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Brianmoooore
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Post Fri Oct 23, 2009 12:50 am

N00b wrote: Is there any way of testing the leads to make sure they're performing as they should be?
Measure their resistance with a meter, and observe them for corona discharge on a running engine in the dark.
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Post Fri Oct 23, 2009 12:58 am

unless you can identify a fault with one, keep them. mine are 20 years old now and one had to be replaced, after i let it chafe through on the airbox heatshield :o:

don't think that magnecor etc one are better, they're utterly terrible and only useful for use as bad rope!
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grantfk10
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Post Fri Oct 23, 2009 1:03 am

Brianmoooore wrote: observe them for corona discharge on a running engine in the dark.
Care to elaborate on that Brian? Sounds interesting!