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Recomended spark plug for a 2815843 head with electronic ignition ?


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#1 liswar2

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Posted 22 February 2021 - 09:04 AM

Hi,
Out of curiosity ,
What are plugs and gaps are people running with
Electronic ignition on their Xu-1 motors?
Thanks in advance
Wazza

#2 I'm a Red Motor fiend

I'm a Red Motor fiend

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Posted 23 February 2021 - 05:27 AM

How much cylinder pressure do you have?

#3 liswar2

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Posted 23 February 2021 - 09:43 AM

Haven't done the 1st start up yet,
As the motor , box and driveshaft are going back in today,

This is a 2815843 head.

Then I'll take a few days to bolt on all the hanging fruit .
And bits and bobs.and wire it all up.
With my glasses on.

#4 caterham2

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Posted 23 February 2021 - 10:03 PM

10.8 :1 compression in mine, 264 [email protected] lift advertised duration camshaft being a one off from Clive Cams, Pertronix ignition and coil I use NGK BP7ES plugs @.025" gaps and have done for many years in my LJ XU1


Edited by caterham2, 23 February 2021 - 10:04 PM.


#5 liswar2

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Posted 24 February 2021 - 06:17 PM

Thanks,
Currently have
Champion RN9YCC in but these are points.
Have a set of 6champion gold N9YX
And a set of
6 Bosch Super W8DC RO 088
And a set of 6 NGK BPR6EFS 1.1,




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