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varitronic timing help
Posted: Mon Apr 16, 2012 9:09 pm
by steve chapman
just built my engine and need to set the timing on scoot . ive been told to set it to 19 degrees btdc at 1500 - 1900 rpm , ive done timing before but ive been told its not the same as it sparks twice per revaluation, can anyone help me , thanks Steve
Re: varitronic timing help
Posted: Mon Apr 16, 2012 9:35 pm
by joey
...if it's a kitted engine like my mugello its the third mark from the left = 19* line the mark with the center of the 6mm hole...
as I was advised works for me...

Re: varitronic timing help
Posted: Mon Apr 16, 2012 9:42 pm
by steve chapman
thanks for your reply joey , did u find tdc and did you strobe it ?
Re: varitronic timing help
Posted: Wed Apr 18, 2012 8:13 pm
by steve chapman
just tried to time it up and at 19 degrees its fully retarded and wont go any further is this right , anyone ?
Re: varitronic timing help
Posted: Wed Apr 18, 2012 10:44 pm
by GP240
Steve, at what rpm is it strobing 19degs at.
If it was me I would turn backplate left (advance) 2degs so at tick-over it shows 21 BTDC and curves to 16 at high revs.
hope this is of some help. cheers Dave.