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engine noise...

Posted: Mon May 06, 2013 8:35 am
by samuria
strange noise from engine when under load.... sounds
like a rattle??? but if i lift off throttle slightly it goes?
when its running at home i can give it full rev's
without a noise at all ?????
your thoughts please :-?

Re: engine noise...

Posted: Mon May 06, 2013 9:40 am
by beero
Is it a light tinkling rattle? If so that could be pinking/pre-ignition. Retard the ignition to see if it goes.

Re: engine noise...

Posted: Mon May 06, 2013 10:35 am
by hanvyj
Check the engine steady (to the corner of the battery shelf) is in reasonable condition

Re: engine noise...

Posted: Mon May 06, 2013 10:36 am
by bmcecosse
I'm sure you have been told before about the 'pinking' - as above - retard it urgently! It is very harmful to the pistons.....

Re: engine noise...

Posted: Tue May 07, 2013 5:38 am
by samuria
bmcecosse wrote:I'm sure you have been told before about the 'pinking' - as above - retard it urgently! It is very harmful to the pistons.....
yes roy... now sorted. had to give dizzy a little twist....
no more noise :lol:

Re: engine noise...

Posted: Tue May 07, 2013 8:44 am
by bmcecosse
Good -you want it 'not quite' pinking for best performance.