blow-by
Noun
Meaning
blow-by (countable and uncountable, plural blow-bys)
(automotive) In an internal combustion engine, any burnt or unburnt matter escaping from the cylinder, past the (worn) rings on the piston, and into the crankcase.
Noun
blow-by (countable and uncountable, plural blow-bys)
(automotive) In an internal combustion engine, any burnt or unburnt matter escaping from the cylinder, past the (worn) rings on the piston, and into the crankcase.