Preheater

Roger Long wrote:
Especially when you consider the huge amount of wear an engine experiences
while cranking. A weak battery costs you big, big, bucks. So does not
keeping your ignition system tuned up so the engine lights right off.

I think there is extra wear because the engine parts are moving against one
another and the oil has not yet circulated to all the bearing surfaces in the
engine, but I can't imagine what difference it makes whether the moving of the
engine parts is motivated by electrical power or combustion.

Dave