Dear frens ,
So after many people start to discuss about side gapping spark plug , here another method of screwing in spark plug so that the gap is facing the exhaust valve.
I quote : The ideal position of the plug is such that the gap is facing towards the valves, preferably the exhaust valve.
"There is a lot of debate and skepticism to whether or not spark plug indexing is worth the effort. Some studies have shown 1-2% of total engine power can be lost through...
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