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Just working on the restricted performance caused by oil in the plug wells.
Put an O ring over the end of the rubber to improve the seal.Puts a bit of a nip on the 25 year old rubber 14 x 2.4mm used
I think what happens is that the air inside expands and pushes out top or bottom. Then when engine cools it sucks back oil. I did contemplate a small hole ...1mm towards the top to stop the suction ...?? What ya think
I think what happens is that the air inside expands and pushes out top or bottom. Then when engine cools it sucks back oil. I did contemplate a small hole ...1mm towards the top to stop the suction ...?? What ya think
That might work if there is no metal for the spark to jump too through the hole.
Simple Ignition Coil improvement
