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Lost ignition timing marks (wont start)
Posted: Tue Jan 14, 2014 6:56 pm
by Richie
Just done the head gasket on the G16A engine and like a complete noob I didn't mark the ignition timing when I unbolted the dizzy housing from the block. Im guessing when I put it back on its now on the wrong spline and put the ignition timing out.
Whats the easiest way to regain this as it now wont start. Thx
Re: Lost ignition timing marks (wont start)
Posted: Tue Jan 14, 2014 7:01 pm
by Jordi
Take the dizzy out and set the engine to TDC. Put the dizzy back in lined up just before No. 1 cylinder and should be somewhere near to make it try and fire. Should be able to adjust the dizzy on its adjuster to get it right.
Re: Lost ignition timing marks (wont start)
Posted: Tue Jan 14, 2014 7:11 pm
by twiss
Yeah as Jordi says its pretty easy... imperative to be at TDC on cylinder one though!
Re: Lost ignition timing marks (wont start)
Posted: Tue Jan 14, 2014 7:17 pm
by Jordi
Easiest way to find TDC is to use a piece of dowl or long screw driver in cylinder one and turn the engine over by hand till the dowl stops being pushed out
Re: Lost ignition timing marks (wont start)
Posted: Tue Jan 14, 2014 7:30 pm
by Darrell
And make sure the cylinder is on the compression stroke !!
Re: Lost ignition timing marks (wont start)
Posted: Tue Jan 14, 2014 9:33 pm
by Rhinoman
I usually set it to TDC at the crank and then look through the oil filler cap to see if the valves are open, if they are its on TDC at no1.
Re: Lost ignition timing marks (wont start)
Posted: Tue Jan 14, 2014 9:34 pm
by Rhinoman
Jordi wrote:Easiest way to find TDC is to use a piece of dowl or long screw driver in cylinder one and turn the engine over by hand till the dowl stops being pushed out
That could be 1 or 4 as they both come up at the same time.
Re: Lost ignition timing marks (wont start)
Posted: Tue Jan 14, 2014 9:37 pm
by Richie
thx guys I wil do it tomorrow morning and repot back
Re: Lost ignition timing marks (wont start)
Posted: Wed Jan 15, 2014 12:18 am
by twiss
hold your thumb over the no 1 spark plug hole... when its on the compression stroke, it will push air out past your thumb
Re: Lost ignition timing marks (wont start)
Posted: Wed Jan 15, 2014 5:31 pm
by Richie
took 15 mins to do. Fired straight up, thx again guys