<VV> Pertonix II Question

[Larry Forman]

On 9/2/2013 12:09 AM, Jay Maechtlen wrote:
> On 9/1/2013 10:11 AM, Doug Mackintosh wrote:
>> When I am diagnosing, I bend 6 small paperclips so I can insert them into each distributor tower and reinstall the leads fully, Then I use a jumper lead to short each distributor tower to ground. That avoids potential harm to the coil (mine are all points ignition) or a Pertronix.
> that's a nice trick - thanks!
And if you have an accurate tach, you can record all the rpm drops for 
each cylinder that is shorted and do a cylinder balance test. If the 
rpms drop for each shorted cylinder approximately the same amount, then 
the compression, valves, etc. are approximately balanced.  It is a quick 
check.

Larry Forman